The BCBS Prefix List RAA to RZZ helps medical billers, healthcare providers, and revenue cycle teams identify Blue Cross Blue Shield insurance plans linked to R-series member ID prefixes. Every BCBS insurance card begins with a three-letter alpha prefix, and that prefix determines the exact BCBS company responsible for the patient’s coverage.
Because Blue Cross Blue Shield operates through multiple regional organizations across the United States, prefixes like RCM, RAU, RDU, and RLC connect to different state plans. Therefore, verifying the prefix before claim submission allows providers to route claims to the correct payer and avoid processing errors.
BCBS Prefix List RAA to RZZ
Accurate prefix verification improves clean claim rates, speeds up reimbursements, and reduces claim rejections. If you want a complete directory of all BCBS prefixes, you can also review the main BCBS prefix lookup.
In this guide, we will explore the BCBS Alpha Prefix from RAA to RZZ, explain how these prefixes map to specific BCBS companies, and highlight several commonly prefixes within the R-series range.
BCBS Prefix Finder – RAA to RZZ State & Plan Search
The BCBS Prefix Finder is a simple but powerful tool used by medical billers and healthcare providers to identify the correct Blue Cross Blue Shield payer connected to a member ID prefix. Because every BCBS insurance card begins with a three-letter alpha prefix, using a prefix finder allows billing teams to quickly determine the state plan, BCBS organization, and insurance type linked to that prefix.
For example, when a patient presents an insurance card containing prefixes such as RCM, RAU, or RLC, a quick search in a BCBS prefix finder can reveal the correct payer details. As a result, billers can send claims to the right insurance company without delays.
BCBS Prefix Lookup Table RAA to RZZ
The table below summarizes all R-series BCBS prefixes, including the associated state, BCBS organization, and common plan types.
| BCBS Prefix | State | Company Name | Types Of Health Plan |
|---|---|---|---|
| RAA | Pennsylvania | Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania | High-Deductible Health Plan (HDHP), EPO, Medicaid |
| RAB | South Carolina | Blue Cross Blue Shield of South Carolina | PPO, Traditional Indemnity, Medicare Advantage |
| RAC | Wisconsin | Anthem BCBS of Wisconsin | HMO, POS, High-Deductible Health Plan (HDHP) |
| RAD | South Dakota/Iowa | Wellmark BCBS | Traditional Indemnity, Medicaid, EPO |
| RAE | North Carolina | BCBS of North Carolina | Medicare Advantage, High-Deductible Health Plan (HDHP), PPO |
| RAF | California | Blue Cross of California | POS, Traditional Indemnity, HMO |
| RAG | South Dakota/Iowa | Wellmark BCBS | High-Deductible Health Plan (HDHP), PPO, EPO |
| RAH | Connecticut | Anthem BCBS of Connecticut | Medicaid, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| RAI | South Dakota/Iowa | Wellmark BCBS | HMO, Traditional Indemnity, POS |
| RAJ | Alabama | BCBS of Alabama | PPO, EPO, High-Deductible Health Plan (HDHP) |
| RAK | Pennsylvania | Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania | Medicaid, POS, Traditional Indemnity |
| RAL | Ohio | Anthem BCBS of Ohio | High-Deductible Health Plan (HDHP), HMO, Medicare Advantage |
| RAM | Texas | BCBS of Texas | EPO, PPO, Traditional Indemnity |
| RAN | South Dakota/Iowa | Wellmark BCBS | Medicare Advantage, High-Deductible Health Plan (HDHP), Medicaid |
| RAO | Pennsylvania | Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania | POS, HMO, Traditional Indemnity |
| RAP | South Dakota/Iowa | Wellmark BCBS | High-Deductible Health Plan (HDHP), EPO, PPO |
| RAQ | South Dakota/Iowa | Wellmark BCBS | Traditional Indemnity, Medicare Advantage, POS |
| RAR | Kentucky | Anthem BCBS of Kentucky | Medicaid, High-Deductible Health Plan (HDHP), HMO |
| RAS | California | Blue-Shield of California | PPO, EPO, Medicaid |
| RAT | California | Anthem Blue-Cross | High-Deductible Health Plan (HDHP), Traditional Indemnity, Medicare Advantage |
| RAU | South Carolina | BCBS of South Carolina | POS, HMO, PPO |
| RAV | Virginia | Anthem BCBS of Virginia | EPO, Medicaid, High-Deductible Health Plan (HDHP) |
| RAW | California | California | Traditional Indemnity, POS, Medicare Advantage |
| RAX | New York (Western) | BCBS of Western New York | PPO, High-Deductible Health Plan (HDHP), EPO |
| RAY | Maryland/District of Columbia/Northern Virginia | CareFirst BCBS | HMO, Medicaid, Traditional Indemnity |
| RAZ | California | California | High-Deductible Health Plan (HDHP), Medicare Advantage, POS |
| RBA | Georgia | Anthem BCBS of Georgia | PPO, EPO, Traditional Indemnity |
| RBB | California | Blue Shield of California | Medicaid, High-Deductible Health Plan (HDHP), HMO |
| RBC | Wisconsin | Anthem BCBS of Wisconsin | Medicare Advantage, POS, PPO |
| RBD | Minnesota | BCBS of Minnesota | Traditional Indemnity, EPO, High-Deductible Health Plan (HDHP) |
| RBE | South Dakota/Iowa | Wellmark BCBS | HMO, Medicaid, POS |
| RBF | Minnesota | BCBS of Minnesota | High-Deductible Health Plan (HDHP), PPO, Medicare Advantage |
| RBG | Illinois | BCBS of Illinois | EPO, Traditional Indemnity, Medicaid |
| RBH | Ohio | Anthem BCBS of Ohio | POS, High-Deductible Health Plan (HDHP), HMO |
| RBI | Mississippi | BCBS of Mississippi | Medicare Advantage, Traditional Indemnity, PPO |
| RBJ | California | Blue Shield of California | High-Deductible Health Plan (HDHP), EPO, Medicaid |
| RBK | Florida | Florida-Blue | HMO, POS, Traditional Indemnity |
| RBL | California | Anthem Blue-Cross | High-Deductible Health Plan (HDHP), PPO, Medicare Advantage |
| RBM | Maryland/District of Columbia/Northern Virginia | Carefirst BCBS | Medicaid, EPO, High-Deductible Health Plan (HDHP) |
| RBN | South Carolina | BCBS of South Carolina | POS, HMO, Traditional Indemnity |
| RBO | Georgia | Anthem BCBS of Georgia | Medicare Advantage, PPO, High-Deductible Health Plan (HDHP) |
| RBP | Minnesota | BCBS of Minnesota | EPO, Medicaid, POS |
| RBQ | Ohio | Anthem BCBS of Ohio | High-Deductible Health Plan (HDHP), Traditional Indemnity, HMO |
| RBR | Massachusetts | BCBS of Massachusetts | PPO, Medicare Advantage, EPO |
| RBS | Texas | BCBS of Texas | Traditional Indemnity, High-Deductible Health Plan (HDHP), Medicaid |
| RBT | Illinois | BCBS of Illinois | POS, HMO, High-Deductible Health Plan (HDHP) |
| RBU | Georgia | Anthem BCBS of Georgia | PPO, Traditional Indemnity, Medicare Advantage |
| RBV | Maryland/District of Columbia/Northern Virginia | CareFirst BCBS | EPO, Medicaid, High-Deductible Health Plan (HDHP) |
| RBW | New York | Blue Shield of Northeastern New York | Traditional Indemnity, POS, HMO |
| RBX | South Carolina | BCBS of South Carolina | High-Deductible Health Plan (HDHP), PPO, Medicare Advantage |
| RBY | Minnesota | BCBS of Minnesota | Medicaid, EPO, Traditional Indemnity |
| RBZ | Missouri | Anthem BCBS of Missouri | High-Deductible Health Plan (HDHP), POS, HMO |
| RCB | Idaho | Blue-Cross of Idaho | Medicare Advantage, PPO, High-Deductible Health Plan (HDHP) |
| RCC | New York | Empire BCBS of New York | EPO, Traditional Indemnity, Medicaid |
| RCD | Virginia | Anthem BCBS of Virginia | POS, High-Deductible Health Plan (HDHP), HMO |
| RCE | New York (Western) | BCBS of Western New York | PPO, Medicare Advantage, Traditional Indemnity |
| RCF | Alabama | BCBS of Alabama | High-Deductible Health Plan (HDHP), EPO, Medicaid |
| RCG | Oregon | Regence Blue Cross Blue Shield of Oregon | HMO, POS, PPO |
| RCH | Massachusetts | BCBS of Massachusetts | Traditional Indemnity, High-Deductible Health Plan (HDHP), Medicare Advantage |
| RCI | Missouri | Anthem BCBS of Missouri | Medicaid, EPO, POS |
| RCJ | Georgia | Anthem BCBS of Georgia | High-Deductible Health Plan (HDHP), HMO, Traditional Indemnity |
| RCK | South Dakota/Iowa | Wellmark BCBS | Medicare Advantage, PPO, High-Deductible Health Plan (HDHP) |
| RCL | Tennessee | BCBS of Tennessee | Traditional Indemnity, Medicaid, EPO |
| RCM | Alabama | BCBS of Alabama | POS, High-Deductible Health Plan (HDHP), HMO |
| RCN | South Dakota/Iowa | Wellmark BCBS | PPO, Medicare Advantage, Traditional Indemnity |
| RCO | Oregon | Regence Blue Cross Blue Shield of Oregon | High-Deductible Health Plan (HDHP), EPO, Medicaid |
| RCP | Maryland/District of Columbia/Northern Virginia | CareFirst BCBS | HMO, POS, PPO |
| RCQ | Texas | BCBS of Texas | Traditional Indemnity, High-Deductible Health Plan (HDHP), Medicare Advantage |
| RCR | Illinois | BCBS of Illinois | Medicaid, EPO, High-Deductible Health Plan (HDHP) |
| RCS | Maryland/District of Columbia/Northern Virginia | CareFirst BCBS | POS, Traditional Indemnity, HMO |
| RCT | Virginia | Anthem BCBS of Virginia | PPO, High-Deductible Health Plan (HDHP), Medicare Advantage |
| RCV | Ohio | Anthem BCBS of Ohio | EPO, Medicaid, Traditional Indemnity |
| RCW | Louisiana | BCBS of Louisiana | High-Deductible Health Plan (HDHP), HMO, POS |
| RCX | Connecticut | Anthem BCBS of Connecticut | Medicare Advantage, PPO, EPO |
| RCY | Illinois | BCBS of Illinois | Traditional Indemnity, High-Deductible Health Plan (HDHP), Medicaid |
| RCZ | Connecticut | Anthem BCBS of Connecticut | POS, HMO, High-Deductible Health Plan (HDHP) |
| RDA | Georgia | Anthem BCBS of Georgia | PPO, Traditional Indemnity, Medicare Advantage |
| RDB | North Carolina | BCBS of North Carolina | High-Deductible Health Plan (HDHP), EPO, Medicaid |
| RDC | South Carolina | Blue Cross Blue Shield of South Carolina | HMO, POS, Traditional Indemnity |
| RDD | North Dakota | BCBS of North Dakota | High-Deductible Health Plan (HDHP), PPO, Medicare Advantage |
| RDE | Kansas City | Blue Cross Blue Shield of Kansas City | Traditional Indemnity, EPO, Medicaid |
| RDF | New York | Empire BCBS of New York | POS, High-Deductible Health Plan (HDHP), HMO |
| RDG | Ohio | Anthem BCBS of Ohio | PPO, Medicare Advantage, Traditional Indemnity |
| RDH | Ohio | Anthem BCBS of Ohio | High-Deductible Health Plan (HDHP), Medicaid, EPO |
| RDI | Wisconsin | Anthem BCBS of Wisconsin | HMO, POS, High-Deductible Health Plan (HDHP) |
| RDJ | New York | BCBS of Western New York | Medicare Advantage, Traditional Indemnity, PPO |
| RDK | Washington | Regence Blue Shield of Washington | High-Deductible Health Plan (HDHP), EPO, Medicaid |
| RDL | Wisconsin | Anthem BCBS of Wisconsin | Traditional Indemnity, HMO, POS |
| RDM | Pennsylvania | Highmark BCBS of Pennsylvania | PPO, High-Deductible Health Plan (HDHP), Medicare Advantage |
| RDN | California | Blue-Shield of California | EPO, Medicaid, Traditional Indemnity |
| RDO | North Dakota | Blue Cross Blue Shield of North Dakota | High-Deductible Health Plan (HDHP), HMO, POS |
| RDP | South Dakota/Iowa | Wellmark BCBS | Medicare Advantage, PPO, High-Deductible Health Plan (HDHP) |
| RDR | Pennsylvania | Highmark BCBS of Pennsylvania | Traditional Indemnity, EPO, Medicaid |
| RDS | Michigan | BCBS of Michigan | High-Deductible Health Plan (HDHP), POS, HMO |
| RDT | California | Blue-Shield of California | Medicare Advantage, PPO, Traditional Indemnity |
| RDU | North Carolina | BCBS of North Carolina | High-Deductible Health Plan (HDHP), EPO, Medicaid |
| RDV | Rhode Island | Blue Cross Blue Shield of Rhode Island | Traditional Indemnity, HMO, POS |
| RDW | Washington | Regence Blue Shield of Washington | PPO, High-Deductible Health Plan (HDHP), Medicare Advantage |
| RDX | California | Anthem Blue-Cross | EPO, Medicaid, Traditional Indemnity |
| RDY | South Dakota/Iowa | Wellmark BCBS | High-Deductible Health Plan (HDHP), HMO, POS |
| RDZ | Pennsylvania | Highmark BCBS of Pennsylvania | Medicare Advantage, PPO, Traditional Indemnity |
| REA | California | Blue-Shield of California | High-Deductible Health Plan (HDHP), EPO, Medicaid |
| REB | Maryland/District of Columbia/Northern Virginia | CareFirst BCBS | Traditional Indemnity, POS, HMO |
| REC | South Dakota/Iowa | Wellmark BCBS | High-Deductible Health Plan (HDHP), Medicare Advantage, PPO |
| RED | Maryland/District of Columbia/Northern Virginia | Carefirst BCBS | PPO, HMO, High-Deductible Health Plan (HDHP) |
| REE | Kansas City | BCBS of Kansas City | Traditional Indemnity, EPO, Medicaid |
| REF | Texas | BCBS of Texas | POS, High-Deductible Health Plan (HDHP), Medicare Advantage |
| REG | South Dakota/Iowa | Wellmark BCBS | EPO, PPO, Traditional Indemnity |
| REH | California | Blue Shield of California | Medicaid, HMO, High-Deductible Health Plan (HDHP) |
| REI | California | Blue-Shield of California | Medicare Advantage, POS, Traditional Indemnity |
| REJ | Michigan | BCBS of Michigan | High-Deductible Health Plan (HDHP), EPO, HMO |
| REK | South Dakota/Iowa | Wellmark BCBS | Traditional Indemnity, PPO, Medicaid |
| REL | California | Blue Shield of California | POS, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| REM | Vermont | BCBS of Vermont | EPO, HMO, Traditional Indemnity |
| REN | Michigan | BCBS of Michigan | Medicaid, High-Deductible Health Plan (HDHP), PPO |
| REO | North Carolina | Blue Cross Blue Shield of North Carolina | Medicare Advantage, POS, EPO |
| REP | New York | Empire BCBS of New York | Traditional Indemnity, HMO, High-Deductible Health Plan (HDHP) |
| REQ | New York (Western) | BCBS of Western New York | PPO, Medicaid, POS |
| RER | California | Anthem Blue-Cross | High-Deductible Health Plan (HDHP), Medicare Advantage, EPO |
| RES | Virginia | Anthem BCBS of Virginia | HMO, Traditional Indemnity, PPO |
| RET | Texas | BCBS of Texas | Medicaid, High-Deductible Health Plan (HDHP), POS |
| REU | California | Anthem Blue-Cross | EPO, Medicare Advantage, Traditional Indemnity |
| REV | Massachusetts | BCBS of Massachusetts | High-Deductible Health Plan (HDHP), HMO, PPO |
| REW | California | Blue-Shield of California | POS, EPO, Medicaid |
| REX | Texas | BCBS of Texas | Traditional Indemnity, High-Deductible Health Plan (HDHP), Medicare Advantage |
| REY | Texas | BCBS of Texas | HMO, PPO, EPO |
| REZ | California | Blue Shield of California | High-Deductible Health Plan (HDHP), Medicaid, Traditional Indemnity |
| RFA | Kansas City | BCBS of Kansas City | POS, EPO, High-Deductible Health Plan (HDHP) |
| RFB | New York | Empire BCBS of New York | Medicaid, Traditional Indemnity, PPO |
| RFC | Florida | Florida-Blue | HMO, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| RFD | Minnesota | BCBS of Minnesota | EPO, Medicaid, POS |
| RFE | Georgia | Anthem BCBS of Georgia | High-Deductible Health Plan (HDHP), HMO, Traditional Indemnity |
| RFF | Minnesota | BCBS of Minnesota | PPO, Medicare Advantage, EPO |
| RFG | California | Anthem Blue-Cross | Traditional Indemnity, High-Deductible Health Plan (HDHP), Medicaid |
| RFH | Illinois | BCBS of Illinois | POS, HMO, PPO |
| RFI | California | Blue Shield of California | High-Deductible Health Plan (HDHP), EPO, Medicare Advantage |
| RFJ | Wisconsin | Anthem BCBS of Wisconsin | Traditional Indemnity, Medicaid, High-Deductible Health Plan (HDHP) |
| RFK | Illinois | BCBS of Illinois | PPO, POS, Traditional Indemnity |
| RFL | Wisconsin | Anthem BCBS of Wisconsin | Medicare Advantage, EPO, HMO |
| RFM | Georgia | Anthem BCBS of Georgia | High-Deductible Health Plan (HDHP), Medicaid, POS |
| RFN | California | Blue Shield of California | Traditional Indemnity, PPO, Medicare Advantage |
| RFO | Kansas City | BCBS of Kansas City | EPO, HMO, High-Deductible Health Plan (HDHP) |
| RFP | Wisconsin | Anthem BCBS of Wisconsin | POS, Medicaid, Traditional Indemnity |
| RFQ | Virginia | Anthem BCBS of Virginia | High-Deductible Health Plan (HDHP), PPO, Medicare Advantage |
| RFR | Pennsylvania | Independence Blue Cross | HMO, EPO, Traditional Indemnity |
| RFS | California | Blue-Shield of California | Medicaid, High-Deductible Health Plan (HDHP), POS |
| RFT | California | Blue-Shield of California | PPO, Medicare Advantage, EPO |
| RFU | California | Blue Cross of California | High-Deductible Health Plan (HDHP), Traditional Indemnity, HMO |
| RFV | Michigan | BCBS of Michigan | POS, Medicaid, PPO |
| RFW | New Jersey | Horizon BCBS of New Jersey | Traditional Indemnity, EPO, High-Deductible Health Plan (HDHP) |
| RFX | Idaho | Blue-Cross of Idaho | Medicare Advantage, HMO, POS |
| RFY | Michigan | BCBS of Michigan | High-Deductible Health Plan (HDHP), PPO, EPO |
| RFZ | California | Anthem Blue-Cross | Traditional Indemnity, Medicaid, High-Deductible Health Plan (HDHP) |
| RGA | California | Anthem Blue-Cross | PPO, Medicare Advantage, Traditional Indemnity |
| RGB | Illinois | BCBS of Illinois | EPO, High-Deductible Health Plan (HDHP), HMO |
| RGC | Texas | BCBS of Texas | Medicaid, POS, Traditional Indemnity |
| RGD | South Dakota/Iowa | Wellmark BCBS | High-Deductible Health Plan (HDHP), PPO, Medicare Advantage |
| RGE | South Dakota/Iowa | Wellmark BCBS | HMO, EPO, Medicaid |
| RGF | North Carolina | BCBS of North Carolina | POS, High-Deductible Health Plan (HDHP), Traditional Indemnity |
| RGG | Tennessee | BCBS of Tennessee | Medicare Advantage, PPO, EPO |
| RGH | Texas | BCBS of Texas | High-Deductible Health Plan (HDHP), HMO, Medicaid |
| RGI | Michigan | BCBS of Michigan | Traditional Indemnity, POS, High-Deductible Health Plan (HDHP) |
| RGJ | Washington | Premera Blue Cross | EPO, Medicare Advantage, PPO |
| RGK | Kansas City | BCBS of Kansas City | High-Deductible Health Plan (HDHP), Traditional Indemnity, HMO |
| RGL | Illinois | BCBS of Illinois | Medicaid, POS, EPO |
| RGM | California | Anthem Blue-Cross | PPO, High-Deductible Health Plan (HDHP), Medicare Advantage |
| RGN | Alabama | BCBS of Alabama | HMO, Traditional Indemnity, POS |
| RGO | Oregon/Idaho/Utah/Washington | Regence BCBS | High-Deductible Health Plan (HDHP), Medicaid, PPO |
| RGP | Georgia | Anthem BCBS of Georgia | Medicare Advantage, EPO, High-Deductible Health Plan (HDHP) |
| RGQ | Virginia | Anthem BCBS of Virginia | POS, Traditional Indemnity, HMO |
| RGR | Illinois | Blue Cross Blue Shield of Illinois | EPO, Medicaid, High-Deductible Health Plan (HDHP) |
| RGS | Idaho | Blue-Cross of Idaho | PPO, Medicare Advantage, POS |
| RGT | Alabama | BCBS of Alabama | High-Deductible Health Plan (HDHP), Traditional Indemnity, Medicaid |
| RGU | Georgia | Anthem BCBS of Georgia | HMO, EPO, PPO |
| RGV | North Carolina | BCBS of North Carolina | High-Deductible Health Plan (HDHP), Medicare Advantage, POS |
| RGW | New Jersey | Horizon BCBS of New Jersey | Traditional Indemnity, Medicaid, High-Deductible Health Plan (HDHP) |
| RGX | Virginia | Anthem BCBS of Virginia | PPO, HMO, Traditional Indemnity |
| RGY | Pennsylvania | Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania | High-Deductible Health Plan (HDHP), EPO, Medicaid |
| RGZ | Ohio | Anthem BCBS of Ohio | Medicare Advantage, POS, High-Deductible Health Plan (HDHP) |
| RHA | California | Blue-Shield of California | EPO, Medicaid, PPO |
| RHB | Georgia | Anthem BCBS of Georgia | High-Deductible Health Plan (HDHP), Traditional Indemnity, HMO |
| RHC | Massachusetts | Blue Cross Blue Shield of Massachusetts | POS, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| RHD | California | Blue Cross of California | Traditional Indemnity, EPO, Medicaid |
| RHE | Missouri | Anthem BCBS of Missouri | PPO, High-Deductible Health Plan (HDHP), HMO |
| RHF | Kentucky | Anthem BCBS of Kentucky | Medicare Advantage, POS, Traditional Indemnity |
| RHG | Kansas City | Blue Cross Blue Shield of Kansas City | High-Deductible Health Plan (HDHP), EPO, PPO |
| RHH | Texas | BCBS of Texas | Medicaid, Traditional Indemnity, High-Deductible Health Plan (HDHP) |
| RHI | Idaho | Blue Cross of Idaho | HMO, Medicare Advantage, POS |
| RHJ | Florida | Florida-Blue | High-Deductible Health Plan (HDHP), PPO, EPO |
| RHK | Nebraska | BCBS of Nebraska | Traditional Indemnity, Medicaid, HMO |
| RHL | Alaska | Premera BCBS of Alaska | Medicare Advantage, High-Deductible Health Plan (HDHP), POS |
| RHM | Pennsylvania | Highmark BCBS of Pennsylvania | EPO, PPO, Traditional Indemnity |
| RHN | Pennsylvania | Highmark BCBS of Pennsylvania | High-Deductible Health Plan (HDHP), Medicaid, HMO |
| RHO | Wisconsin | Anthem BCBS of Wisconsin | POS, Medicare Advantage, EPO |
| RHP | California | Anthem Blue-Cross | Traditional Indemnity, High-Deductible Health Plan (HDHP), PPO |
| RHQ | Oregon/Idaho/Utah/Washington | Regence BCBS | Medicaid, HMO, POS |
| RHR | Kentucky | Anthem BCBS of Kentucky | High-Deductible Health Plan (HDHP), Traditional Indemnity, EPO |
| RHS | Kentucky | Anthem BCBS of Kentucky | Medicare Advantage, PPO, High-Deductible Health Plan (HDHP) |
| RHT | Georgia | Anthem BCBS of Georgia | Traditional Indemnity, Medicaid, EPO |
| RHU | Virginia | Anthem BCBS of Virginia | High-Deductible Health Plan (HDHP), HMO, POS |
| RHV | Pennsylvania | Highmark BCBS of Pennsylvania | PPO, Medicare Advantage, Traditional Indemnity |
| RHW | Texas | BCBS of Texas | EPO, High-Deductible Health Plan (HDHP), Medicaid |
| RHX | Wisconsin | Anthem BCBS of Wisconsin | HMO, Traditional Indemnity, PPO |
| RHY | Illinois | BCBS of Illinois | Medicare Advantage, High-Deductible Health Plan (HDHP), EPO |
| RHZ | Nebraska | BCBS of Nebraska | POS, Medicaid, Traditional Indemnity |
| RIA | Rhode Island | BCBS of Rhode Island | PPO, EPO, High-Deductible Health Plan (HDHP) |
| RIB | Rhode Island | BCBS of Rhode Island | Traditional Indemnity, Medicaid, HMO |
| RIC | Virginia | Anthem BCBS of Virginia | High-Deductible Health Plan (HDHP), POS, Medicare Advantage |
| RID | Pennsylvania | Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania | EPO, Traditional Indemnity, PPO |
| RIE | Massachusetts | BCBS of Massachusetts | Medicaid, High-Deductible Health Plan (HDHP), HMO |
| RIF | Pennsylvania | Highmark BCBS of Pennsylvania | POS, Medicare Advantage, Traditional Indemnity |
| RIG | Michigan | BCBS of Michigan | High-Deductible Health Plan (HDHP), EPO, PPO |
| RIH | Pennsylvania | Highmark BCBS of Pennsylvania | Traditional Indemnity, Medicaid, POS |
| RII | Oregon/Idaho/Utah/Washington | Regence BCBS | PPO, High-Deductible Health Plan (HDHP), Medicare Advantage |
| RIJ | California | Blue-Shield of California | HMO, EPO, Traditional Indemnity |
| RIK | South Dakota/Iowa | Wellmark BCBS | Medicaid, POS, High-Deductible Health Plan (HDHP) |
| RIL | South Carolina | Blue Cross Blue Shield of South Carolina | Medicare Advantage, Traditional Indemnity, EPO |
| RIM | Oregon/Idaho/Utah/Washington | Regence BCBS | High-Deductible Health Plan (HDHP), PPO, HMO |
| RIN | Rhode Island | BCBS of Rhode Island | Traditional Indemnity, Medicaid, POS |
| RIP | Pennsylvania | Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania | EPO, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| RIQ | Michigan | BCBS of Michigan | PPO, Traditional Indemnity, Medicaid |
| RIR | Pennsylvania | Highmark BCBS of Pennsylvania | High-Deductible Health Plan (HDHP), POS, EPO |
| RIS | Rhode Island | BCBS of Rhode Island | HMO, Medicare Advantage, Traditional Indemnity |
| RIT | Pennsylvania | Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania | POS, High-Deductible Health Plan (HDHP), PPO |
| RIU | Kentucky | Anthem BCBS of Kentucky | Traditional Indemnity, EPO, Medicaid |
| RIV | California | Blue-Shield of California | High-Deductible Health Plan (HDHP), PPO, HMO |
| RIX | California | Blue-Shield of California | Medicare Advantage, POS, Traditional Indemnity |
| RIY | Florida | Florida-Blue | EPO, Medicaid, High-Deductible Health Plan (HDHP) |
| RIZ | Alabama | BCBS of Alabama | PPO, Traditional Indemnity, HMO |
| RJA | New Jersey | Horizon Blue Cross Blue Shield of New Jersey | High-Deductible Health Plan (HDHP), Medicare Advantage, EPO |
| RJB | Alabama | Blue Cross Blue Shield of Alabama | Traditional Indemnity, Medicaid, POS |
| RJC | Kentucky | Anthem BCBS of Kentucky | EPO, High-Deductible Health Plan (HDHP), PPO |
| RJD | Georgia | Anthem BCBS of Georgia | Traditional Indemnity, HMO, Medicare Advantage |
| RJE | Ohio | Anthem BCBS of Ohio | Medicaid, POS, High-Deductible Health Plan (HDHP) |
| RJF | Oregon/Idaho/Utah/Washington | Regence BCBS | PPO, EPO, Traditional Indemnity |
| RJG | Pennsylvania | Independence Blue Cross | High-Deductible Health Plan (HDHP), Medicaid, HMO |
| RJH | South Dakota/Iowa | Wellmark BCBS | POS, Medicare Advantage, PPO |
| RJI | South Carolina | Blue Cross Blue Shield of South Carolina | Traditional Indemnity, EPO, High-Deductible Health Plan (HDHP) |
| RJK | Oklahoma | BCBS of Oklahoma | Medicaid, HMO, Traditional Indemnity |
| RJL | Pennsylvania | Highmark BCBS of Pennsylvania | High-Deductible Health Plan (HDHP), POS, PPO |
| RJN | Ohio | Anthem BCBS of Ohio | EPO, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| RJO | Arkansas | Blue Cross Blue Shield of Arkansas | Traditional Indemnity, Medicaid, POS |
| RJP | Kentucky | Anthem BCBS of Kentucky | PPO, High-Deductible Health Plan (HDHP), HMO |
| RJQ | Wisconsin | Anthem BCBS of Wisconsin | Medicare Advantage, EPO, Traditional Indemnity |
| RJR | Pennsylvania | Highmark BCBS of Pennsylvania | High-Deductible Health Plan (HDHP), Medicaid, PPO |
| RJS | Florida | Florida-Blue | POS, Traditional Indemnity, Medicare Advantage |
| RJT | California | Anthem Blue-Cross | EPO, High-Deductible Health Plan (HDHP), HMO |
| RJU | New Jersey | Horizon BCBS of New Jersey | PPO, Medicaid, Traditional Indemnity |
| RJV | Illinois | BCBS of Illinois | High-Deductible Health Plan (HDHP), Medicare Advantage, POS |
| RJW | Indiana | Anthem BCBS of Indiana | Traditional Indemnity, EPO, PPO |
| RJX | New Jersey | Horizon BCBS of New Jersey | Medicaid, High-Deductible Health Plan (HDHP), HMO |
| RJY | Massachusetts | BCBS of Massachusetts | POS, Traditional Indemnity, Medicare Advantage |
| RJZ | Michigan | BCBS of Michigan | High-Deductible Health Plan (HDHP), EPO, Medicaid |
| RKA | New York | Empire BCBS of New York | PPO, HMO, High-Deductible Health Plan (HDHP) |
| RKB | Virginia | Anthem BCBS of Virginia | Medicare Advantage, Traditional Indemnity, POS |
| RKC | Kansas City | BCBS of Kansas City | High-Deductible Health Plan (HDHP), Medicaid, EPO |
| RKD | Maryland/District of Columbia/Northern Virginia | Carefirst BCBS | Traditional Indemnity, PPO, Medicare Advantage |
| RKE | South Dakota/Iowa | Wellmark BCBS | EPO, High-Deductible Health Plan (HDHP), POS |
| RKF | Pennsylvania | Highmark BCBS of Pennsylvania | Traditional Indemnity, Medicaid, PPO |
| RKG | Minnesota | BCBS of Minnesota | Medicare Advantage, HMO, Traditional Indemnity |
| RKH | Illinois | BCBS of Illinois | High-Deductible Health Plan (HDHP), EPO, PPO |
| RKI | California | Anthem Blue-Cross | Traditional Indemnity, Medicaid, High-Deductible Health Plan (HDHP) |
| RKJ | South Dakota/Iowa | Wellmark BCBS | POS, Medicare Advantage, HMO |
| RKK | Maryland/District of Columbia/Northern Virginia | CareFirst BCBS | High-Deductible Health Plan (HDHP), PPO, EPO |
| RKL | South Dakota/Iowa | Wellmark BCBS | Medicaid, Traditional Indemnity, POS |
| RKM | Pennsylvania | Highmark BCBS of Pennsylvania | PPO, High-Deductible Health Plan (HDHP), Medicare Advantage |
| RKN | Kansas City | BCBS of Kansas City | HMO, EPO, Traditional Indemnity |
| RKO | South Dakota/Iowa | Wellmark BCBS | Medicaid, POS, High-Deductible Health Plan (HDHP) |
| RKP | South Dakota/Iowa | Wellmark BCBS | Medicare Advantage, Traditional Indemnity, PPO |
| RKQ | Kansas City | BCBS of Kansas City | High-Deductible Health Plan (HDHP), HMO, Medicaid |
| RKR | South Dakota/Iowa | Wellmark BCBS | Traditional Indemnity, EPO, High-Deductible Health Plan (HDHP) |
| RKS | Virginia | Anthem BCBS of Virginia | POS, PPO, Traditional Indemnity |
| RKT | Minnesota | BCBS of Minnesota | EPO, High-Deductible Health Plan (HDHP), Medicare Advantage |
| RKU | New Jersey | Horizon BCBS of New Jersey | Medicaid, HMO, POS |
| RKV | Illinois | BCBS of Illinois | PPO, Traditional Indemnity, High-Deductible Health Plan (HDHP) |
| RKW | Rhode Island | Blue Cross Blue Shield of Rhode Island | High-Deductible Health Plan (HDHP), Medicare Advantage, EPO |
| RKX | New Jersey | Horizon BCBS of New Jersey | HMO, Medicaid, Traditional Indemnity |
| RKY | Georgia | Anthem BCBS of Georgia | POS, PPO, High-Deductible Health Plan (HDHP) |
| RKZ | Massachusetts | BCBS of Massachusetts | Traditional Indemnity, EPO, Medicare Advantage |
| RLA | Pennsylvania | Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania | High-Deductible Health Plan (HDHP), HMO, POS |
| RLB | Pennsylvania | Capital BlueCross | Medicaid, PPO, Traditional Indemnity |
| RLC | Ohio | Anthem BCBS of Ohio | High-Deductible Health Plan (HDHP), Medicare Advantage, EPO |
| RLD | Illinois | BCBS of Illinois | Traditional Indemnity, POS, Medicaid |
| RLE | Nebraska | BCBS of Nebraska | EPO, PPO, High-Deductible Health Plan (HDHP) |
| RLF | Arkansas | Arkansas BCBS | Traditional Indemnity, HMO, Medicare Advantage |
| RLG | Massachusetts | BCBS of Massachusetts | Medicaid, POS, High-Deductible Health Plan (HDHP) |
| RLH | Ohio | Anthem BCBS of Ohio | PPO, EPO, Traditional Indemnity |
| RLI | Pennsylvania | Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania | High-Deductible Health Plan (HDHP), Medicaid, HMO |
| RLJ | Virginia | Anthem BCBS of Virginia | POS, Medicare Advantage, Traditional Indemnity |
| RLK | Illinois | BCBS of Illinois | High-Deductible Health Plan (HDHP), EPO, PPO |
| RLL | Nevada | Anthem BCBS of Nevada | Medicaid, Traditional Indemnity, HMO |
| RLN | Illinois | BCBS of Illinois | POS, High-Deductible Health Plan (HDHP), Medicare Advantage |
| RLO | South Carolina | BCBS of South Carolina | Traditional Indemnity, PPO, EPO |
| RLP | Michigan | BCBS of Michigan | Medicaid, High-Deductible Health Plan (HDHP), HMO |
| RLQ | Pennsylvania | Capital Blue-Cross of Pennsylvania | Medicare Advantage, POS, Traditional Indemnity |
| RLR | Illinois | Blue Cross Blue Shield of Illinois | High-Deductible Health Plan (HDHP), EPO, PPO |
| RLS | Kansas City | BCBS of Kansas City | Traditional Indemnity, Medicaid, HMO |
| RLT | Rhode Island | BCBS of Rhode Island | POS, High-Deductible Health Plan (HDHP), Medicare Advantage |
| RLU | New York (Western) | BCBS of Western New York | EPO, Traditional Indemnity, PPO |
| RLV | Wisconsin | Anthem BCBS of Wisconsin | Medicaid, HMO, High-Deductible Health Plan (HDHP) |
| RLW | New York | Empire BCBS of New York | POS, Medicare Advantage, Traditional Indemnity |
| RLX | New Jersey | Horizon BCBS of New Jersey | High-Deductible Health Plan (HDHP), EPO, Medicaid |
| RLY | California | Blue-Shield of California | PPO, Traditional Indemnity, HMO |
| RLZ | Illinois | BCBS of Illinois | Medicare Advantage, POS, High-Deductible Health Plan (HDHP) |
| RMA | South Dakota/Iowa | Wellmark BCBS | Traditional Indemnity, EPO, Medicaid |
| RMB | New Jersey | Horizon BCBS of New Jersey | High-Deductible Health Plan (HDHP), PPO, HMO |
| RMC | New York | Excellus BCBS of New York | Medicaid, POS, Traditional Indemnity |
| RMD | Kentucky | Anthem BCBS of Kentucky | EPO, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| RME | Maine | Anthem BCBS of Maine | PPO, HMO, Traditional Indemnity |
| RMF | Michigan | BCBS of Michigan | Traditional Indemnity, Medicaid, HMO |
| RMG | Tennessee | BCBS of Tennessee | POS, EPO, High-Deductible Health Plan (HDHP) |
| RMH | Michigan | BCBS of Michigan | PPO, Medicare Advantage, Traditional Indemnity |
| RMI | Idaho | Blue-Cross of Idaho | Medicaid, HMO, High-Deductible Health Plan (HDHP) |
| RMJ | California | Blue Shield of California | EPO, Traditional Indemnity, Medicare Advantage |
| RMK | Missouri | Anthem BCBS of Missouri | High-Deductible Health Plan (HDHP), POS, PPO |
| RML | Illinois | BCBS of Illinois | HMO, Medicaid, EPO |
| RMM | South Carolina | BCBS of South Carolina | Traditional Indemnity, High-Deductible Health Plan (HDHP), POS |
| RMN | Pennsylvania | Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania | PPO, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| RMO | New York (Western) | BCBS of Western New York | Medicaid, Traditional Indemnity, EPO |
| RMP | Georgia | Anthem BCBS of Georgia | POS, HMO, Medicare Advantage |
| RMQ | Alaska | Premera BCBS of Alaska | High-Deductible Health Plan (HDHP), PPO, Traditional Indemnity |
| RMR | Maryland/District of Columbia/Northern Virginia | Carefirst BCBS | EPO, Medicaid, High-Deductible Health Plan (HDHP) |
| RMS | Alaska | Premera BCBS of Alaska | Medicare Advantage, POS, HMO |
| RMT | Washington | Regence Blue Shield of Washington | PPO, Traditional Indemnity, High-Deductible Health Plan (HDHP) |
| RMV | Michigan | BCBS of Michigan | HMO, EPO, Medicaid |
| RMW | Maryland/District of Columbia/Northern Virginia | Carefirst BCBS | POS, High-Deductible Health Plan (HDHP), Traditional Indemnity |
| RMX | California | Blue-Shield of California | Medicare Advantage, PPO, EPO |
| RMZ | Maryland/District of Columbia/Northern Virginia | CareFirst BCBS | Traditional Indemnity, Medicaid, HMO |
| RNA | Pennsylvania | Capital Blue-Cross of Pennsylvania | High-Deductible Health Plan (HDHP), POS, PPO |
| RNB | Oregon/Idaho/Utah/Washington | Regence BCBS | EPO, Medicare Advantage, Traditional Indemnity |
| RNC | South Dakota/Iowa | Wellmark BCBS | PPO, Medicaid, High-Deductible Health Plan (HDHP) |
| RND | Illinois | BCBS of Illinois | HMO, Traditional Indemnity, EPO |
| RNE | California | Anthem Blue-Cross | Medicare Advantage, POS, High-Deductible Health Plan (HDHP) |
| RNF | Colorado | Anthem BCBS of Colorado | Medicaid, PPO, Traditional Indemnity |
| RNG | Georgia | Anthem BCBS of Georgia | EPO, High-Deductible Health Plan (HDHP), HMO |
| RNH | Wisconsin | Anthem BCBS of Wisconsin | POS, Medicare Advantage, Traditional Indemnity |
| RNI | California | Anthem Blue-Cross | High-Deductible Health Plan (HDHP), Medicaid, PPO |
| RNJ | Georgia | Anthem BCBS of Georgia | Traditional Indemnity, EPO, Medicare Advantage |
| RNK | Wisconsin | Anthem BCBS of Wisconsin | HMO, POS, High-Deductible Health Plan (HDHP) |
| RNL | Louisiana | BCBS of Louisiana | PPO, Traditional Indemnity, Medicaid |
| RNM | Florida | Florida-Blue | High-Deductible Health Plan (HDHP), EPO, HMO |
| RNN | Virginia | Anthem BCBS of Virginia | Medicaid, Medicare Advantage, POS |
| RNO | Pennsylvania | Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania | Traditional Indemnity, High-Deductible Health Plan (HDHP), PPO |
| RNP | Illinois | BCBS of Illinois | EPO, Medicaid, High-Deductible Health Plan (HDHP) |
| RNQ | South Dakota/Iowa | Wellmark BCBS | Medicare Advantage, HMO, Traditional Indemnity |
| RNR | Georgia | Anthem BCBS of Georgia | POS, PPO, Medicaid |
| RNS | Maryland/District of Columbia/Northern Virginia | CareFirst BCBS | High-Deductible Health Plan (HDHP), Traditional Indemnity, EPO |
| RNT | Minnesota | BCBS of Minnesota | HMO, Medicare Advantage, POS |
| RNU | Maryland/District of Columbia/Northern Virginia | Carefirst BCBS | Traditional Indemnity, PPO, High-Deductible Health Plan (HDHP) |
| RNV | New York (Northeastern) | Blue-Shield of Northeastern New York | Medicaid, EPO, Medicare Advantage |
| RNW | California | Anthem Blue-Cross | High-Deductible Health Plan (HDHP), HMO, Traditional Indemnity |
| RNX | Massachusetts | Blue Cross Blue Shield of Massachusetts | PPO, POS, Medicaid |
| RNY | Nebraska | BCBS of Nebraska | EPO, High-Deductible Health Plan (HDHP), Medicare Advantage |
| RNZ | California | Blue Shield of California | Traditional Indemnity, HMO, PPO |
| ROA | Massachusetts | BCBS of Massachusetts | Medicaid, POS, High-Deductible Health Plan (HDHP) |
| ROB | Oregon/Idaho/Utah/Washington | Regence BCBS | Medicare Advantage, EPO, Traditional Indemnity |
| ROC | Arkansas | Blue Cross Blue Shield of Arkansas | High-Deductible Health Plan (HDHP), PPO, HMO |
| ROD | Pennsylvania | Capital BlueCross | EPO, Medicaid, Medicare Advantage |
| ROE | Pennsylvania | Capital BlueCross | Traditional Indemnity, POS, High-Deductible Health Plan (HDHP) |
| ROF | Illinois | BCBS of Illinois | Medicaid, PPO, Traditional Indemnity |
| ROG | Connecticut | Anthem BCBS of Connecticut | High-Deductible Health Plan (HDHP), HMO, EPO |
| ROH | Pennsylvania | Independence Blue Cross | Medicare Advantage, Traditional Indemnity, POS |
| ROI | Missouri | Anthem BCBS of Missouri | PPO, High-Deductible Health Plan (HDHP), Medicaid |
| ROK | New York (Northeastern) | Blue-Shield of Northeastern New York | EPO, Traditional Indemnity, Medicare Advantage |
| ROL | Oregon | Regence Blue Cross Blue Shield of Oregon | HMO, POS, High-Deductible Health Plan (HDHP) |
| ROM | Washington | Premera Blue Cross | Traditional Indemnity, Medicaid, PPO |
| RON | California | Blue-Shield of California | Medicare Advantage, High-Deductible Health Plan (HDHP), EPO |
| ROO | Pennsylvania | Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania | PPO, Traditional Indemnity, HMO |
| ROP | California | Blue-Shield of California | Medicaid, High-Deductible Health Plan (HDHP), POS |
| ROQ | Pennsylvania | Independence Blue Cross | EPO, Medicare Advantage, Traditional Indemnity |
| ROR | Ohio | Anthem BCBS of Ohio | High-Deductible Health Plan (HDHP), HMO, PPO |
| ROS | Alabama | BCBS of Alabama | Traditional Indemnity, Medicaid, Medicare Advantage |
| ROU | Michigan | BCBS of Michigan | POS, High-Deductible Health Plan (HDHP), EPO |
| ROV | New York (Western) | BCBS of Western New York | Medicare Advantage, PPO, Traditional Indemnity |
| ROX | North Carolina | BCBS of North Carolina | High-Deductible Health Plan (HDHP), Medicaid, HMO |
| ROY | Florida | Florida-Blue | EPO, POS, High-Deductible Health Plan (HDHP) |
| ROZ | Colorado | Anthem BCBS of Colorado | Traditional Indemnity, Medicare Advantage, PPO |
| RPA | Oregon/Idaho/Utah/Washington | Regence BCBS | Medicaid, HMO, Traditional Indemnity |
| RPB | Kentucky | Anthem BCBS of Kentucky | High-Deductible Health Plan (HDHP), EPO, POS |
| RPC | Michigan | BCBS of Michigan | PPO, Traditional Indemnity, Medicare Advantage |
| RPD | California | Blue-Shield of California | Medicaid, High-Deductible Health Plan (HDHP), EPO |
| RPG | California | Blue Shield of California | Traditional Indemnity, HMO, PPO |
| RPH | Ohio | Anthem BCBS of Ohio | High-Deductible Health Plan (HDHP), EPO, Medicaid |
| RPI | Pennsylvania | Highmark BCBS of Pennsylvania | POS, PPO, Traditional Indemnity |
| RPJ | Pennsylvania | Highmark BCBS of Pennsylvania | Medicaid, High-Deductible Health Plan (HDHP), Medicare Advantage |
| RPK | South Carolina | Blue Cross Blue Shield of South Carolina | Traditional Indemnity, HMO, POS |
| RPL | Pennsylvania | Highmark BCBS of Pennsylvania | High-Deductible Health Plan (HDHP), PPO, EPO |
| RPM | Washington | Premera Blue Cross | Medicaid, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| RPN | North Carolina | BCBS of North Carolina | Traditional Indemnity, EPO, Medicaid |
| RPO | California | Blue-Shield of California | HMO, High-Deductible Health Plan (HDHP), PPO |
| RPP | Georgia | Anthem BCBS of Georgia | POS, Traditional Indemnity, Medicare Advantage |
| RPQ | California | Blue-Shield of California | High-Deductible Health Plan (HDHP), EPO, Medicaid |
| RPR | South Dakota/Iowa | Wellmark BCBS | PPO, Medicare Advantage, HMO |
| RPS | Virginia | Anthem BCBS of Virginia | High-Deductible Health Plan (HDHP), Traditional Indemnity, POS |
| RPT | New York (Western) | BCBS of Western New York | Medicaid, EPO, High-Deductible Health Plan (HDHP) |
| RPU | California | Blue Shield of California | Traditional Indemnity, POS, Medicare Advantage |
| RPV | New York | Empire BCBS of New York | HMO, High-Deductible Health Plan (HDHP), PPO |
| RPW | Indiana | Anthem BCBS of Indiana | EPO, Medicaid, Traditional Indemnity |
| RPX | Illinois | BCBS of Illinois | High-Deductible Health Plan (HDHP), Medicare Advantage, POS |
| RPY | Arkansas | Arkansas BCBS | High-Deductible Health Plan (HDHP), Medicaid, PPO |
| RPZ | Louisiana | BCBS of Louisiana | Medicare Advantage, EPO, Traditional Indemnity |
| RQA | South Dakota/Iowa | Wellmark BCBS | HMO, POS, High-Deductible Health Plan (HDHP) |
| RQB | New York (Western) | BCBS of Western New York | Traditional Indemnity, PPO, Medicaid |
| RQC | Illinois | BCBS of Illinois | EPO, High-Deductible Health Plan (HDHP), Medicare Advantage |
| RQD | Michigan | Blue Cross Blue Shield of Michigan | Medicaid, HMO, Traditional Indemnity |
| RQF | Michigan | BCBS of Michigan | POS, EPO, PPO |
| RQG | Pennsylvania | Highmark BCBS of Pennsylvania | High-Deductible Health Plan (HDHP), Medicare Advantage, Traditional Indemnity |
| RQH | New York (Western) | BCBS of Western New York | HMO, Medicaid, High-Deductible Health Plan (HDHP) |
| RQI | Alabama | BCBS of Alabama | PPO, POS, Medicare Advantage |
| RQJ | Ohio | Anthem BCBS of Ohio | Traditional Indemnity, EPO, High-Deductible Health Plan (HDHP) |
| RQK | Oregon | Regence Blue Cross Blue Shield of Oregon | Medicaid, HMO, PPO |
| RQM | Massachusetts | BCBS of Massachusetts | High-Deductible Health Plan (HDHP), Medicare Advantage, EPO |
| RQN | Washington | Regence Blue Shield of Washington | Traditional Indemnity, POS, High-Deductible Health Plan (HDHP) |
| RQO | Michigan | BCBS of Michigan | EPO, PPO, Medicaid |
| RQP | Georgia | Anthem BCBS of Georgia | Medicare Advantage, High-Deductible Health Plan (HDHP), HMO |
| RQQ | California | Blue Cross of California | Traditional Indemnity, POS, EPO |
| RQR | South Dakota/Iowa | Wellmark BCBS | High-Deductible Health Plan (HDHP), Medicaid, PPO |
| RQS | Idaho | Blue-Cross of Idaho | HMO, Medicare Advantage, Traditional Indemnity |
| RQT | California | Blue Shield of California | EPO, High-Deductible Health Plan (HDHP), POS |
| RQU | South Dakota/Iowa | Wellmark BCBS | Medicaid, PPO, HMO |
| RQV | New Jersey | Horizon BCBS of New Jersey | High-Deductible Health Plan (HDHP), Traditional Indemnity, Medicare Advantage |
| RQW | Massachusetts | BCBS of Massachusetts | POS, EPO, PPO |
| RQX | Michigan | BCBS of Michigan | Traditional Indemnity, HMO, High-Deductible Health Plan (HDHP) |
| RQY | Michigan | BCBS of Michigan | Medicare Advantage, Medicaid, POS |
| RQZ | Alaska | Premera BCBS of Alaska | EPO, PPO, Traditional Indemnity |
| RRA | Ohio | Anthem BCBS of Ohio | High-Deductible Health Plan (HDHP), HMO, Medicaid |
| RRB | Indiana | Anthem BCBS of Indiana | POS, Medicare Advantage, EPO |
| RRC | Alabama | BCBS of Alabama | Traditional Indemnity, High-Deductible Health Plan (HDHP), PPO |
| RRE | Ohio | Anthem BCBS of Ohio | Medicaid, HMO, Traditional Indemnity |
| RRF | Ohio | Anthem BCBS of Ohio | POS, High-Deductible Health Plan (HDHP), Medicare Advantage |
| RRG | Georgia | Anthem BCBS of Georgia | EPO, PPO, Medicaid |
| RRI | Pennsylvania | Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania | High-Deductible Health Plan (HDHP), Traditional Indemnity, HMO |
| RRJ | Illinois | BCBS of Illinois | Medicare Advantage, POS, High-Deductible Health Plan (HDHP) |
| RRK | Kansas City | BCBS of Kansas City | EPO, Medicaid, PPO |
| RRL | Kentucky | Anthem BCBS of Kentucky | Traditional Indemnity, High-Deductible Health Plan (HDHP), Medicare Advantage |
| RRM | Georgia | Anthem BCBS of Georgia | HMO, POS, Traditional Indemnity |
| RRN | Alabama | BCBS of Alabama | High-Deductible Health Plan (HDHP), EPO, PPO |
| RRO | Massachusetts | BCBS of Massachusetts | Medicaid, Traditional Indemnity, HMO |
| RRP | Oregon/Idaho/Utah/Washington | Regence BCBS | POS, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| RRQ | California | Blue Cross of California | EPO, PPO, Medicaid |
| RRR | Pennsylvania | Highmark BCBS of Pennsylvania | Traditional Indemnity, High-Deductible Health Plan (HDHP), Medicare Advantage |
| RRS | Illinois | BCBS of Illinois | HMO, POS, Traditional Indemnity |
| RRT | Oregon/Idaho/Utah/Washington | Regence BCBS | High-Deductible Health Plan (HDHP), Medicaid, EPO |
| RRU | Western New York | BCBS of Western New York | PPO, Traditional Indemnity, Medicare Advantage |
| RRV | California | Anthem Blue-Cross | EPO, High-Deductible Health Plan (HDHP), HMO |
| RRW | Alabama | BCBS of Alabama | Medicaid, POS, PPO |
| RRX | Florida | Florida Explore-My-Plan | High-Deductible Health Plan (HDHP), Traditional Indemnity, Medicare Advantage |
| RRY | Texas | BCBS of Texas | EPO, HMO, High-Deductible Health Plan (HDHP) |
| RRZ | South Dakota/Iowa | Wellmark BCBS | Traditional Indemnity, Medicaid, PPO |
| RSA | Nebraska | Blue Cross Blue Shield of Nebraska | Medicare Advantage, POS, High-Deductible Health Plan (HDHP) |
| RSB | California | Anthem Blue-Cross | EPO, Traditional Indemnity, HMO |
| RSC | Ohio | Anthem BCBS of Ohio | High-Deductible Health Plan (HDHP), PPO, Medicaid |
| RSD | Vermont | BCBS of Vermont | Medicare Advantage, POS, High-Deductible Health Plan (HDHP) |
| RSE | Missouri | Anthem BCBS of Missouri | Traditional Indemnity, EPO, Medicaid |
| RSG | Massachusetts | BCBS of Massachusetts | HMO, PPO, High-Deductible Health Plan (HDHP) |
| RSH | New York (Western) | BCBS of Western New York | Medicare Advantage, POS, Traditional Indemnity |
| RSI | Wisconsin | Anthem BCBS of Wisconsin | EPO, High-Deductible Health Plan (HDHP), HMO |
| RSJ | Michigan | Blue Cross Blue Shield of Michigan | PPO, Traditional Indemnity, Medicaid |
| RSK | South Carolina | BCBS of South Carolina | High-Deductible Health Plan (HDHP), POS, Medicare Advantage |
| RSL | Missouri | Anthem BCBS of Missouri | HMO, EPO, Traditional Indemnity |
| RSM | Virginia | Anthem BCBS of Virginia | Medicaid, PPO, High-Deductible Health Plan (HDHP) |
| RSN | Illinois | BCBS of Illinois | Medicare Advantage, POS, EPO |
| RSO | California | Blue-Shield of California | High-Deductible Health Plan (HDHP), Traditional Indemnity, HMO |
| RSQ | Pennsylvania | Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania | POS, Medicaid, PPO |
| RSR | Illinois | BCBS of Illinois | EPO, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| RSS | Georgia | Anthem BCBS of Georgia | Traditional Indemnity, HMO, POS |
| RST | Pennsylvania | Capital Blue-Cross of Pennsylvania | PPO, High-Deductible Health Plan (HDHP), Medicaid |
| RSU | Alabama | BCBS of Alabama | Medicare Advantage, Traditional Indemnity, EPO |
| RSV | Minnesota | BCBS of Minnesota | High-Deductible Health Plan (HDHP), POS, PPO |
| RSW | South Dakota/Iowa | Wellmark BCBS | HMO, Medicaid, Traditional Indemnity |
| RSX | Pennsylvania | Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania | POS, EPO, High-Deductible Health Plan (HDHP) |
| RSY | California | Anthem Blue-Cross | Medicaid, PPO, Medicare Advantage |
| RSZ | Alabama | BCBS of Alabama | Traditional Indemnity, HMO, High-Deductible Health Plan (HDHP) |
| RTA | North Carolina | BCBS of North Carolina | EPO, POS, Medicaid |
| RTB | Wisconsin | Anthem BCBS of Wisconsin | High-Deductible Health Plan (HDHP), PPO, Traditional Indemnity |
| RTC | Florida | Florida-Blue | Medicare Advantage, HMO, EPO |
| RTD | Wisconsin | Anthem BCBS of Wisconsin | Traditional Indemnity, Medicaid, POS |
| RTE | North Carolina | BCBS of North Carolina | High-Deductible Health Plan (HDHP), PPO, Medicare Advantage |
| RTF | Georgia | Anthem BCBS of Georgia | EPO, HMO, Traditional Indemnity |
| RTG | Minnesota | BCBS of Minnesota | Medicaid, High-Deductible Health Plan (HDHP), PPO |
| RTH | Michigan | BCBS of Michigan | POS, EPO, Medicare Advantage |
| RTI | South Dakota/Iowa | Wellmark BCBS | High-Deductible Health Plan (HDHP), Traditional Indemnity, HMO |
| RTK | Florida | Florida-Blue | PPO, Medicaid, POS |
| RTL | Florida | Florida-Blue | Medicare Advantage, High-Deductible Health Plan (HDHP), EPO |
| RTM | Tennessee | BCBS of Tennessee | Traditional Indemnity, HMO, Medicaid |
| RTN | Illinois | Blue Cross Blue Shield of Illinois | High-Deductible Health Plan (HDHP), POS, PPO |
| RTO | Massachusetts | BCBS of Massachusetts | EPO, Medicare Advantage, Traditional Indemnity |
| RTP | Tennessee | BCBS of Tennessee | Medicaid, High-Deductible Health Plan (HDHP), HMO |
| RTS | South Dakota/Iowa | Wellmark BCBS | POS, PPO, EPO |
| RTT | South Carolina | BCBS of South Carolina | Medicare Advantage, Traditional Indemnity, High-Deductible Health Plan (HDHP) |
| RTU | Alabama | BCBS of Alabama | HMO, Medicaid, PPO |
| RTV | Washington | Premera Blue Cross | High-Deductible Health Plan (HDHP), POS, EPO |
| RTW | Georgia | Anthem BCBS of Georgia | Traditional Indemnity, Medicare Advantage, HMO |
| RTZ | Western New York | BCBS of Western New York | PPO, High-Deductible Health Plan (HDHP), Medicaid |
| RUA | South Dakota/Iowa | Wellmark BCBS | EPO, POS, Traditional Indemnity |
| RUB | Texas | BCBS of Texas | Medicaid, HMO, High-Deductible Health Plan (HDHP) |
| RUC | Missouri | Anthem BCBS of Missouri | Medicare Advantage, PPO, Traditional Indemnity |
| RUD | South Dakota/Iowa | Wellmark BCBS | High-Deductible Health Plan (HDHP), EPO, POS |
| RUE | Alabama | BCBS of Alabama | HMO, Medicaid, Traditional Indemnity |
| RUF | South Dakota/Iowa | Wellmark BCBS | PPO, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| RUG | New Jersey | Horizon BCBS of New Jersey | EPO, POS, Medicaid |
| RUH | Minnesota | Blue Cross Blue Shield of Minnesota | Traditional Indemnity, HMO, High-Deductible Health Plan (HDHP) |
| RUJ | Alaska | Premera BCBS of Alaska | High-Deductible Health Plan (HDHP), PPO, EPO |
| RUK | Kansas City | Blue Cross Blue Shield of Kansas City | Medicare Advantage, Traditional Indemnity, HMO |
| RUL | Maryland/District of Columbia/Northern Virginia | CareFirst BCBS | Medicaid, High-Deductible Health Plan (HDHP), POS |
| RUM | Texas | BCBS of Texas | PPO, Medicare Advantage, EPO |
| RUN | Illinois | Blue Cross Blue Shield of Illinois | Traditional Indemnity, High-Deductible Health Plan (HDHP), Medicaid |
| RUO | South Dakota/Iowa | Wellmark BCBS | EPO, HMO, PPO |
| RUP | South Dakota/Iowa | Wellmark BCBS | Medicare Advantage, Traditional Indemnity, POS |
| RUQ | Pennsylvania | Highmark BCBS of Pennsylvania | High-Deductible Health Plan (HDHP), Medicaid, EPO |
| RUR | Massachusetts | BCBS of Massachusetts | PPO, High-Deductible Health Plan (HDHP), Traditional Indemnity |
| RUS | Massachusetts | BCBS of Massachusetts | EPO, Medicaid, HMO |
| RUT | Pennsylvania | Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania | Medicare Advantage, POS, High-Deductible Health Plan (HDHP) |
| RUU | Maryland/District of Columbia/Northern Virginia | Carefirst BCBS | Traditional Indemnity, PPO, EPO |
| RUV | Illinois | BCBS of Illinois | High-Deductible Health Plan (HDHP), Medicaid, POS |
| RUW | Pennsylvania | Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania | HMO, Traditional Indemnity, Medicare Advantage |
| RUX | Maryland/District of Columbia/Northern Virginia | Carefirst BCBS | EPO, PPO, High-Deductible Health Plan (HDHP) |
| RUY | Maryland/District of Columbia/Northern Virginia | CareFirst BCBS | Medicaid, POS, Traditional Indemnity |
| RUZ | Illinois | BCBS of Illinois | High-Deductible Health Plan (HDHP), EPO, HMO |
| RVA | New York (Western) | BCBS of Western New York | PPO, Medicaid, Medicare Advantage |
| RVB | South Carolina | BCBS of South Carolina | Traditional Indemnity, High-Deductible Health Plan (HDHP), EPO |
| RVC | Illinois | BCBS of Illinois | POS, HMO, PPO |
| RVD | New York (Western) | BCBS of Western New York | EPO, Traditional Indemnity, Medicaid |
| RVE | Illinois | BCBS of Illinois | High-Deductible Health Plan (HDHP), Medicare Advantage, POS |
| RVF | Alabama | BCBS of Alabama | Medicaid, EPO, Traditional Indemnity |
| RVG | California | Blue Cross of California | PPO, High-Deductible Health Plan (HDHP), HMO |
| RVH | Maryland/District of Columbia/Northern Virginia | CareFirst BCBS | Medicare Advantage, POS, Traditional Indemnity |
| RVI | South Dakota/Iowa | Wellmark BCBS | EPO, Medicaid, High-Deductible Health Plan (HDHP) |
| RVJ | South Dakota/Iowa | Wellmark BCBS | PPO, HMO, Medicare Advantage |
| RVL | Georgia | Anthem BCBS of Georgia | Traditional Indemnity, High-Deductible Health Plan (HDHP), POS |
| RVM | Minnesota | BCBS of Minnesota | Medicaid, EPO, PPO |
| RVN | Nebraska | Blue Cross Blue Shield of Nebraska | High-Deductible Health Plan (HDHP), Traditional Indemnity, HMO |
| RVO | California | Blue-Shield of California | POS, Medicare Advantage, EPO |
| RVP | California | Anthem Blue-Cross | HMO, Medicaid, High-Deductible Health Plan (HDHP) |
| RVQ | California | Anthem Blue-Cross | Traditional Indemnity, PPO, Medicare Advantage |
| RVR | Alaska | Premera BCBS of Alaska | EPO, High-Deductible Health Plan (HDHP), POS |
| RVS | California | Anthem Blue-Cross | Medicaid, Traditional Indemnity, HMO |
| RVT | New York | Empire BCBS of New York | High-Deductible Health Plan (HDHP), EPO, PPO |
| RVU | South Dakota/Iowa | Wellmark BCBS | Medicare Advantage, POS, Traditional Indemnity |
| RVV | Illinois | Blue Cross Blue Shield of Illinois | HMO, Medicaid, High-Deductible Health Plan (HDHP) |
| RVW | Massachusetts | BCBS of Massachusetts | EPO, Traditional Indemnity, PPO |
| RVX | Kentucky | Anthem BCBS of Kentucky | High-Deductible Health Plan (HDHP), Medicare Advantage, POS |
| RVY | California | Anthem Blue-Cross | Medicaid, HMO, Traditional Indemnity |
| RVZ | New York | Empire BCBS of New York | PPO, High-Deductible Health Plan (HDHP), EPO |
| RWA | Texas | BCBS of Texas | Medicare Advantage, POS, Medicaid |
| RWB | New York | Empire BCBS of New York | Traditional Indemnity, PPO, High-Deductible Health Plan (HDHP) |
| RWC | Pennsylvania | Independence Blue Cross | EPO, HMO, Medicare Advantage |
| RWD | New York (Western) | BCBS of Western New York | High-Deductible Health Plan (HDHP), Traditional Indemnity, POS |
| RWF | Maryland/District of Columbia/Northern Virginia | Carefirst BCBS | Medicaid, PPO, EPO |
| RWG | Oregon/Idaho/Utah/Washington | Regence BCBS | Medicare Advantage, High-Deductible Health Plan (HDHP), HMO |
| RWH | Connecticut | Anthem BCBS of Connecticut | Traditional Indemnity, POS, Medicaid |
| RWI | Minnesota | BCBS of Minnesota | PPO, EPO, High-Deductible Health Plan (HDHP) |
| RWJ | Missouri | Anthem BCBS of Missouri | HMO, Medicare Advantage, Traditional Indemnity |
| RWK | Maryland/District of Columbia/Northern Virginia | Carefirst BCBS | High-Deductible Health Plan (HDHP), Medicaid, POS |
| RWL | Massachusetts | BCBS of Massachusetts | EPO, PPO, HMO |
| RWM | New Jersey | Horizon BCBS of New Jersey | Traditional Indemnity, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| RWO | Pennsylvania | Highmark BCBS of Pennsylvania | Medicaid, EPO, Traditional Indemnity |
| RWP | California | Anthem Blue-Cross | High-Deductible Health Plan (HDHP), POS, PPO |
| RWR | South Dakota/Iowa | Wellmark BCBS | Medicare Advantage, HMO, High-Deductible Health Plan (HDHP) |
| RWS | Minnesota | BCBS of Minnesota | POS, Traditional Indemnity, Medicaid |
| RWT | Missouri | Anthem BCBS of Missouri | EPO, PPO, High-Deductible Health Plan (HDHP) |
| RWU | Missouri | Anthem BCBS of Missouri | Traditional Indemnity, Medicare Advantage, HMO |
| RWV | Missouri | Anthem BCBS of Missouri | High-Deductible Health Plan (HDHP), POS, EPO |
| RWW | California | Blue Shield of California | Medicaid, Traditional Indemnity, PPO |
| RWX | New Jersey | Horizon BCBS of New Jersey | Medicare Advantage, High-Deductible Health Plan (HDHP), HMO |
| RWY | New Jersey | Horizon BCBS of New Jersey | POS, EPO, Traditional Indemnity |
| RWZ | Kentucky | Anthem BCBS of Kentucky | High-Deductible Health Plan (HDHP), PPO, Medicaid |
| RXA | Texas | BCBS of Texas | Medicare Advantage, HMO, Traditional Indemnity |
| RXB | Texas | BCBS of Texas | EPO, POS, High-Deductible Health Plan (HDHP) |
| RXC | Texas | BCBS of Texas | Traditional Indemnity, Medicaid, PPO |
| RXD | Texas | BCBS of Texas | High-Deductible Health Plan (HDHP), Medicare Advantage, EPO |
| RXE | Illinois | BCBS of Illinois | POS, High-Deductible Health Plan (HDHP), Medicaid |
| RXF | Oregon/Idaho/Utah/Washington | Regence BCBS | PPO, Traditional Indemnity, Medicare Advantage |
| RXG | Connecticut | Anthem BCBS of Connecticut | EPO, High-Deductible Health Plan (HDHP), HMO |
| RXH | Pennsylvania | Highmark BCBS of Pennsylvania | Medicaid, Traditional Indemnity, POS |
| RXI | Alabama | BCBS of Alabama | High-Deductible Health Plan (HDHP), Medicare Advantage, PPO |
| RXJ | New York | Empire BCBS of New York | HMO, EPO, Medicaid |
| RXK | Illinois | BCBS of Illinois | Traditional Indemnity, High-Deductible Health Plan (HDHP), POS |
| RXL | California | Blue Cross of California | PPO, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| RXM | Pennsylvania | Highmark BCBS of Pennsylvania | EPO, Medicaid, Traditional Indemnity |
| RXN | Texas | BCBS of Texas | High-Deductible Health Plan (HDHP), HMO, PPO |
| RXO | California | Anthem Blue-Cross | Medicare Advantage, POS, High-Deductible Health Plan (HDHP) |
| RXP | California | Blue Cross Blue Shield of Minnesota | Traditional Indemnity, EPO, Medicaid |
| RXQ | South Dakota/Iowa | Wellmark BCBS | High-Deductible Health Plan (HDHP), PPO, POS |
| RXR | New Jersey | Horizon BCBS of New Jersey | HMO, Medicare Advantage, Traditional Indemnity |
| RXS | Ohio | Anthem BCBS of Ohio | Medicaid, High-Deductible Health Plan (HDHP), EPO |
| RXT | Michigan | BCBS of Michigan | PPO, Traditional Indemnity, HMO |
| RXU | New Hampshire | Anthem BCBS of New Hampshire | High-Deductible Health Plan (HDHP), POS, Medicare Advantage |
| RXV | Maryland/District of Columbia/Northern Virginia | CareFirst BCBS | EPO, Medicaid, PPO |
| RXW | Pennsylvania | Capital BlueCross | Traditional Indemnity, High-Deductible Health Plan (HDHP), POS |
| RXX | Illinois | BCBS of Illinois | HMO, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| RXZ | Massachusetts | BCBS of Massachusetts | EPO, Traditional Indemnity, Medicaid |
| RYA | California | Blue Cross Blue Shield of Minnesota | PPO, High-Deductible Health Plan (HDHP), HMO |
| RYB | Pennsylvania | Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania | Medicare Advantage, POS, Traditional Indemnity |
| RYC | Ohio | Anthem BCBS of Ohio | High-Deductible Health Plan (HDHP), EPO, Medicaid |
| RYD | Illinois | BCBS of Illinois | Traditional Indemnity, PPO, Medicare Advantage |
| RYE | Connecticut | Anthem BCBS of Connecticut | HMO, High-Deductible Health Plan (HDHP), POS |
| RYF | Illinois | BCBS of Illinois | EPO, PPO, Traditional Indemnity |
| RYG | Ohio | Anthem BCBS of Ohio | High-Deductible Health Plan (HDHP), Medicaid, HMO |
| RYH | Idaho | Blue Cross of Idaho | POS, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| RYI | Oregon/Idaho/Utah/Washington | Regence BCBS | Traditional Indemnity, EPO, Medicaid |
| RYJ | New Jersey | Horizon BCBS of New Jersey | PPO, High-Deductible Health Plan (HDHP), Medicare Advantage |
| RYK | Ohio | Anthem BCBS of Ohio | HMO, POS, Traditional Indemnity |
| RYL | Virginia | Anthem BCBS of Virginia | High-Deductible Health Plan (HDHP), Medicaid, PPO |
| RYM | California | Blue Shield of California | EPO, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| RYN | California | Blue Shield of California | Traditional Indemnity, HMO, Medicaid |
| RYO | Ohio | Anthem BCBS of Ohio | High-Deductible Health Plan (HDHP), POS, EPO |
| RYP | Georgia | Anthem BCBS of Georgia | PPO, Traditional Indemnity, Medicare Advantage |
| RYQ | Florida | Florida-Blue | HMO, High-Deductible Health Plan (HDHP), POS |
| RYR | Michigan | BCBS of Michigan | Medicaid, EPO, High-Deductible Health Plan (HDHP) |
| RYS | California | Blue Cross Blue Shield of Illinois | Medicare Advantage, PPO, Traditional Indemnity |
| RYT | California | Blue-Shield of California | High-Deductible Health Plan (HDHP), HMO, Medicaid |
| RYU | Alabama | BCBS of Alabama | POS, Traditional Indemnity, Medicare Advantage |
| RYV | Connecticut | Anthem BCBS of Connecticut | EPO, PPO, High-Deductible Health Plan (HDHP) |
| RYW | Virginia | Anthem BCBS of Virginia | Medicaid, HMO, Traditional Indemnity |
| RYX | California | Blue Cross of California | High-Deductible Health Plan (HDHP), POS, Medicare Advantage |
| RYY | Georgia | Anthem BCBS of Georgia | PPO, EPO, Medicaid |
| RZA | Ohio | Anthem BCBS of Ohio | Traditional Indemnity, High-Deductible Health Plan (HDHP), HMO |
| RZB | Illinois | BCBS of Illinois | Medicare Advantage, POS, Traditional Indemnity |
| RZC | New York | Empire Blue Cross Blue Shield | High-Deductible Health Plan (HDHP), PPO, EPO |
| RZD | Texas | BCBS of Texas | Medicaid, HMO, High-Deductible Health Plan (HDHP) |
| RZE | Illinois | BCBS of Illinois | PPO, Traditional Indemnity, EPO |
| RZF | Indiana | Anthem BCBS of Indiana | High-Deductible Health Plan (HDHP), Medicare Advantage, POS |
| RZG | Alaska | Premera BCBS of Alaska | Traditional Indemnity, EPO, Medicaid |
| RZH | South Dakota/Iowa | Wellmark BCBS | HMO, High-Deductible Health Plan (HDHP), PPO |
| RZI | Michigan | BCBS of Michigan | Medicare Advantage, POS, Traditional Indemnity |
| RZJ | California | Blue Cross of California | EPO, High-Deductible Health Plan (HDHP), Medicaid |
| RZK | Illinois | BCBS of Illinois | PPO, HMO, Traditional Indemnity |
| RZL | Pennsylvania | Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania | Medicaid, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| RZM | Tennessee | BCBS of Tennessee | POS, PPO, EPO |
| RZN | Tennessee | BCBS of Tennessee | High-Deductible Health Plan (HDHP), Traditional Indemnity, HMO |
| RZO | California | Blue-Shield of California | Medicare Advantage, Medicaid, POS |
| RZP | Alabama | BCBS of Alabama | Traditional Indemnity, EPO, PPO |
| RZQ | Idaho | Blue Cross of Idaho | High-Deductible Health Plan (HDHP), HMO, Medicaid |
| RZR | Pennsylvania | Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania | POS, Medicare Advantage, Traditional Indemnity |
| RZS | Alabama | Blue Cross Blue Shield of Alabama | EPO, High-Deductible Health Plan (HDHP), PPO |
| RZT | Connecticut | Anthem BCBS of Connecticut | Medicaid, Traditional Indemnity, HMO |
| RZU | Illinois | BCBS of Illinois | PPO, Medicare Advantage, POS |
| RZV | Ohio | Anthem BCBS of Ohio | High-Deductible Health Plan (HDHP), EPO, Medicaid |
| RZW | New York (Western) | BCBS of Western New York | Traditional Indemnity, HMO, PPO |
| RZX | Washington | Premera Blue Cross | Medicare Advantage, High-Deductible Health Plan (HDHP), POS |
| RZY | New York (Western) | BCBS of Western New York | EPO, Medicaid, Traditional Indemnity |
| RZZ | Missouri | Anthem BCBS of Missouri | High-Deductible Health Plan (HDHP), PPO, Medicare Advantage |
Common BCBS Prefixes in the RAA to RZZ Range
Below are several common BCBS prefixes that fall within the R-series range. Understanding these prefixes allows billing teams to quickly identify the correct payer and submit claims with fewer errors.
RCM BCBS Prefix – Alabama
| BCBS Prefix | State | BCBS Company | Plan Types |
|---|---|---|---|
| RCM | Alabama | BCBS of Alabama | POS, High-Deductible Health Plan (HDHP), HMO |
The RCM BCBS Prefix is assigned to Blue Cross Blue Shield of Alabama. Healthcare providers may encounter this prefix on insurance cards linked to POS, HMO, or High-Deductible Health Plans (HDHP).
When billers verify BCBS alpha prefix RCM during the eligibility process, they confirm that the claim must be routed to the Alabama BCBS payer system. In many employer-sponsored plans, Anthem-related networks and partner plans may still reference the RCM BCBS Prefix, so prefix verification remains an important step before claim submission.
RAU BCBS Prefix – South Carolina
| BCBS Prefix | State | BCBS Company | Plan Types |
|---|---|---|---|
| RAU | South Carolina | BCBS of South Carolina | POS, HMO, PPO |
The RAU BCBS Prefix connects to Blue Cross Blue Shield of South Carolina, one of the largest BCBS organizations serving the southeastern United States. Patients carrying this prefix may hold POS, HMO, or PPO coverage depending on their employer group.
For medical billing teams, recognizing BCBS alpha prefix RAU helps identify the South Carolina BCBS network immediately. Consequently, claims must be directed to the appropriate payer ID associated with the state plan.
RDU BCBS Prefix – North Carolina
| BCBS Prefix | State | BCBS Company | Plan Types |
|---|---|---|---|
| RDU | North Carolina | BCBS of North Carolina | High-Deductible Health Plan (HDHP), EPO, Medicaid |
The RDU BCBS Prefix belongs to Blue Cross Blue Shield of North Carolina. This prefix frequently appears on insurance cards for members enrolled in HDHP, Medicaid, or EPO plans.
Because North Carolina manages multiple BCBS products, verifying BCBS prefix RDU ensures the claim reaches the correct payer system. Furthermore, when eligibility checks confirm the prefix early in the billing workflow, providers can reduce claim rejections and administrative corrections.
RGF BCBS Prefix – North Carolina
| BCBS Prefix | State | BCBS Company | Plan Types |
|---|---|---|---|
| RGF | North Carolina | BCBS of North Carolina | POS, High-Deductible Health Plan (HDHP), Traditional Indemnity |
Another prefix linked to Blue Cross Blue Shield of North Carolina is the RGF BCBS Prefix. Members with this prefix typically enroll in POS, HDHP, or Traditional Indemnity plans.
In many billing scenarios, BCBS alpha prefix RGF appears on employer group policies. Therefore, healthcare providers should confirm the prefix before claim submission so that the claim routes to the correct BCBS processing center.
RLC BCBS Prefix – Ohio
| BCBS Prefix | State | BCBS Company | Plan Types |
|---|---|---|---|
| RLC | Ohio | Anthem BCBS of Ohio | High-Deductible Health Plan (HDHP), Medicare Advantage, EPO |
The RLC BCBS Prefix identifies coverage administered by Anthem Blue Cross Blue Shield of Ohio. This prefix may correspond to High-Deductible Health Plans, Medicare Advantage, or EPO plans.
When providers see BCBS alpha prefix RLC on a member ID card, they should recognize Anthem as the managing payer for the Ohio plan. Additionally, verifying the prefix ensures that the claim goes to the correct Anthem payer channel without delays.
For providers already familiar with other Anthem prefixes, similar structures can be found in guides like BCBS Prefix List QAA to QZZ, which explains several Anthem-issued prefixes across different states.
RTC BCBS Prefix – Florida
| BCBS Prefix | State | BCBS Company | Plan Types |
|---|---|---|---|
| RTC | Florida | Florida Blue | Medicare Advantage, HMO, EPO |
The RTC BCBS Prefix belongs to Florida Blue, the official Blue Cross Blue Shield organization serving Florida residents. Members using this prefix may be enrolled in Medicare Advantage, HMO, or EPO plans.
Because Florida Blue operates multiple plan networks, confirming BCBS prefix RTC during insurance verification helps billing teams determine the correct payer routing for claims.
RER BCBS Prefix – California
| BCBS Prefix | State | BCBS Company | Plan Types |
|---|---|---|---|
| RER | California | Anthem Blue Cross | High-Deductible Health Plan (HDHP), Medicare Advantage, EPO |
The RER BCBS Prefix connects to Anthem Blue Cross in California. Patients with this prefix may carry HDHP, Medicare Advantage, or EPO coverage depending on the specific employer group or policy.
Many California providers regularly encounter BCBS alpha prefix RER during patient registration. Therefore, verifying the prefix ensures claims are submitted to the appropriate Anthem California payer system.
RGN BCBS Prefix – Alabama
| BCBS Prefix | State | BCBS Company | Plan Types |
|---|---|---|---|
| RGN | Alabama | BCBS of Alabama | HMO, Traditional Indemnity, POS |
The RGN BCBS Prefix is another identifier used by Blue Cross Blue Shield of Alabama. Plans associated with this prefix commonly include HMO, POS, and Traditional Indemnity coverage.
When billing teams verify BCBS prefix RGN during eligibility checks, they confirm that the payer belongs to the Alabama BCBS network. As a result, claims can be routed correctly without unnecessary processing delays.
Why Accurate BCBS Prefix Verification Matters
Although the BCBS prefix consists of only three letters, it plays a critical role in medical billing. Each prefix identifies the specific Blue Cross Blue Shield company responsible for the insurance plan.
When billing teams verify prefixes early, they benefit in several ways:
- Claims are routed to the correct BCBS payer
- Administrative errors decrease significantly
- Payment delays become less frequent
- Clean claim rates improve
However, when providers ignore prefix verification, claims may be sent to the wrong payer, which leads to rejections and extra processing work.
Common Billing Errors With R-Series Prefixes
Even experienced billing teams occasionally encounter issues with BCBS prefixes. Some of the most common errors include:
Submitting claims to the wrong BCBS organization
Many providers assume that the patient’s residence determines the payer. In reality, the alpha prefix determines the correct BCBS company, not the patient’s location.
Skipping eligibility verification
When staff skip eligibility checks, they may overlook the prefix entirely. Consequently, claims may be routed incorrectly.
Confusing Anthem and non-Anthem BCBS plans
Several states operate under the Anthem brand. Therefore, billers must verify the prefix carefully to confirm the exact BCBS organization responsible for the policy.
How to Use a BCBS Prefix Finder Efficiently
Medical billing teams often rely on a BCBS Prefix Finder to identify the payer connected to a specific alpha prefix. These tools allow providers to confirm the state plan, BCBS organization, and coverage type in seconds.
To use a prefix finder effectively:
- Locate the three-letter prefix on the member ID card.
- Enter the prefix into a BCBS prefix lookup tool.
- Verify the state and BCBS company associated with the prefix.
- Submit the claim using the correct payer ID.
Following this process helps healthcare providers minimize billing errors and improve claim processing efficiency.
FAQs – BCBS Alpha Prefix RAA to RZZ
What does a BCBS alpha prefix represent?
A BCBS alpha prefix is the first three letters of a member’s insurance ID card. It identifies the Blue Cross Blue Shield company responsible for administering the patient’s plan.
Why is the BCBS prefix important in medical billing?
The prefix determines which BCBS organization should receive the claim. Without the correct prefix, claims may be misrouted or rejected.
Do different states share similar BCBS prefixes?
Yes. Multiple BCBS companies operate across the United States, and some prefixes may appear similar. Therefore, billers must verify the prefix carefully before submitting claims.
Conclusion
The BCBS Prefix List RAA to RZZ helps healthcare providers quickly identify the correct Blue Cross Blue Shield payer associated with R-series member ID prefixes. By verifying prefixes such as RCM, RAU, RDU, RLC, and RTC, medical billing teams can ensure that claims are routed to the correct BCBS organization.
Moreover, accurate prefix verification reduces claim errors, improves reimbursement timelines, and strengthens overall revenue cycle performance.
However, managing eligibility verification, claim submissions, and insurance follow-ups can be challenging for many healthcare practices. For that reason, many providers partner with professional medical billing and revenue cycle management services to handle these processes efficiently and maintain consistent cash flow.
