The BCBS Alpha Numeric Prefix X2A to X9Z helps healthcare providers, medical billers, and revenue cycle management professionals identify the correct Blue Cross Blue Shield payer associated with a member’s insurance plan. Because BCBS organizations operate through multiple independent companies across the United States, the prefix serves as a critical identifier during eligibility verification and claim submission..
BCBS Alpha Numeric Prefix X2A to X9Z
Every BCBS member ID begins with a unique alpha numeric prefix. Therefore, verifying the prefix before submitting a claim helps providers avoid payer routing errors and reduce reimbursement delays. In addition, proper prefix validation supports cleaner claims, fewer denials, and more efficient billing operations.
Many claim rejections occur because billing teams assume the payer based on the patient’s state rather than the member ID prefix. However, the prefix determines which BCBS organization administers the policy.
For the complete BCBS directory covering all prefix ranges you can check our BCBS Prefix Tool or You can also visit BCBS Prefix List.
BCBS Alpha Numeric Prefix Finder – X2A to X9Z BCBS Prefix List
A BCBS Prefix Finder allows healthcare providers to identify the payer associated with a specific member ID prefix. Instead of guessing which BCBS company manages the plan, billers can verify the prefix and confirm payer information before claim submission.
For example, prefixes such as X2M, X3A, X4E, and X8M may belong to different BCBS organizations and plan structures. Consequently, proper verification helps prevent billing mistakes and administrative delays.
Moreover, prefix verification provides several benefits:
- Improves claim accuracy
- Reduces denials and rejections
- Supports faster reimbursements
- Minimizes manual corrections
- Enhances revenue cycle efficiency
Because payer requirements vary by organization, providers should always verify BCBS alpha numeric prefixes during eligibility checks.
BCBS Alpha Numeric Prefix X2A to X9Z List
In the table below we have compiled all the BCBS Alpha Numeric Prefixes from X2A to X9Z.
| BCBS Prefix | State | Company Name | Types Of Health Plan |
|---|---|---|---|
| XAB | Alabama | BCBS of Alabama | EPO, Medicaid, Traditional Indemnity |
| XAC | Alabama | BCBS of Alabama | POS, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| XAD | Alabama | BCBS of Alabama | Traditional Indemnity, PPO, EPO |
| XAE | Alabama | BCBS of Alabama | High-Deductible Health Plan (HDHP), HMO, Medicaid |
| XAF | Alabama | BCBS of Alabama | Medicare Advantage, POS, PPO |
| XAG | Alabama | BCBS of Alabama | EPO, High-Deductible Health Plan (HDHP), Traditional Indemnity |
| XAH | Arizona | BCBS of Arizona | Medicaid, HMO, POS |
| XAI | Alabama | BCBS of Alabama | PPO, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| XAJ | Alabama | BCBS of Alabama | Traditional Indemnity, EPO, HMO |
| XAK | Alabama | BCBS of Alabama | High-Deductible Health Plan (HDHP), Medicaid, POS |
| XAL | Alabama | BCBS of Alabama | Medicare Advantage, PPO, Traditional Indemnity |
| XAM | Alabama | BCBS of Alabama | EPO, High-Deductible Health Plan (HDHP), HMO |
| XAN | Missouri | Anthem BCBS of Missouri | POS, Medicaid, PPO |
| XAO | California | Blue-Shield of California | Traditional Indemnity, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| XAP | Alabama | BCBS of Alabama | HMO, EPO, Traditional Indemnity |
| XAQ | Alabama | BCBS of Alabama | High-Deductible Health Plan (HDHP), PPO, Medicaid |
| XAR | Alabama | BCBS of Alabama | Medicare Advantage, POS, HMO |
| XAS | Alabama | BCBS of Alabama | EPO, High-Deductible Health Plan (HDHP), Traditional Indemnity |
| XAT | Alabama | BCBS of Alabama | PPO, Medicaid, EPO |
| XAU | Colorado | Anthem BCBS of Colorado | Traditional Indemnity, HMO, Medicare Advantage |
| XAV | Alabama | BCBS of Alabama | High-Deductible Health Plan (HDHP), POS, PPO |
| XAW | California | Anthem Blue-Cross | Medicaid, EPO, Traditional Indemnity |
| XAX | Alabama | BCBS of Alabama | HMO, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| XAY | Alabama | BCBS of Alabama | POS, PPO, EPO |
| XAZ | Alabama | BCBS of Alabama | High-Deductible Health Plan (HDHP), Medicaid, Traditional Indemnity |
| XBA | Arizona | BCBS of Arizona | Medicare Advantage, HMO, POS |
| XBB | Arizona | BCBS of Arizona | PPO, EPO, High-Deductible Health Plan (HDHP) |
| XBC | Arizona | BCBS of Arizona | Traditional Indemnity, Medicaid, HMO |
| XBD | Arizona | BCBS of Arizona | POS, Medicare Advantage, PPO |
| XBE | Arizona | BCBS of Arizona | High-Deductible Health Plan (HDHP), EPO, Traditional Indemnity |
| XBF | Arizona | BCBS of Arizona | Medicaid, HMO, High-Deductible Health Plan (HDHP) |
| XBG | Arizona | BCBS of Arizona | Medicare Advantage, POS, Traditional Indemnity |
| XBH | Arizona | BCBS of Arizona | PPO, EPO, High-Deductible Health Plan (HDHP) |
| XBI | Arizona | BCBS of Arizona | HMO, Medicaid, POS |
| XBJ | New York | Empire BCBS of New York | Traditional Indemnity, Medicare Advantage, PPO |
| XBK | Arizona | BCBS of Arizona | PPO, High-Deductible Health Plan (HDHP), Medicare Advantage |
| XBM | Arizona | BCBS of Arizona | EPO, HMO, POS |
| XBN | Arizona | BCBS of Arizona | Traditional Indemnity, High-Deductible Health Plan (HDHP), Medicaid |
| XBO | Arizona | BCBS of Arizona | Medicare Advantage, PPO, EPO |
| XBP | Arizona | BCBS of Arizona | HMO, Traditional Indemnity, High-Deductible Health Plan (HDHP) |
| XBQ | Arizona | BCBS of Arizona | POS, Medicaid, PPO |
| XBR | Arizona | BCBS of Arizona | EPO, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| XBS | Arizona | BCBS of Arizona | Traditional Indemnity, HMO, POS |
| XBT | Arizona | BCBS of Arizona | PPO, Medicaid, EPO |
| XBU | Arizona | BCBS of Arizona | High-Deductible Health Plan (HDHP), Medicare Advantage, Traditional Indemnity |
| XBV | Arizona | BCBS of Arizona | HMO, POS, High-Deductible Health Plan (HDHP) |
| XBW | Wisconsin | Anthem BCBS of Wisconsin | Medicaid, PPO, EPO |
| XBX | Arizona | BCBS of Arizona | Medicare Advantage, High-Deductible Health Plan (HDHP), Traditional Indemnity |
| XBY | Arizona | BCBS of Arizona | HMO, POS, PPO |
| XCA | Arkansas | Arkansas BCBS | High-Deductible Health Plan (HDHP), EPO, Medicaid |
| XCB | Arkansas | Arkansas BCBS | Traditional Indemnity, Medicare Advantage, HMO |
| XCC | Arkansas | Arkansas BCBS | PPO, High-Deductible Health Plan (HDHP), POS |
| XCD | Connecticut | Anthem BCBS of Connecticut | Medicaid, EPO, Traditional Indemnity |
| XCF | Arkansas | Arkansas BCBS | High-Deductible Health Plan (HDHP), HMO, Medicare Advantage |
| XCG | Arkansas | Arkansas BCBS | POS, PPO, EPO |
| XCH | Arkansas | Arkansas BCBS | Traditional Indemnity, High-Deductible Health Plan (HDHP), Medicaid |
| XCI | Massachusetts | BCBS of Massachusetts | Medicare Advantage, HMO, POS |
| XCJ | Arkansas | Arkansas BCBS | EPO, PPO, Traditional Indemnity |
| XCK | Arkansas | Arkansas BCBS | High-Deductible Health Plan (HDHP), Medicaid, HMO |
| XCL | Arkansas | Arkansas BCBS | POS, Medicare Advantage, PPO |
| XCM | Arkansas | Arkansas BCBS | Traditional Indemnity, EPO, High-Deductible Health Plan (HDHP) |
| XCN | Arkansas | Arkansas BCBS | HMO, Medicaid, POS |
| XCO | Minnesota | BCBS of Minnesota | PPO, High-Deductible Health Plan (HDHP), Medicare Advantage |
| XCP | Arkansas | Arkansas BCBS | EPO, Traditional Indemnity, HMO |
| XCQ | Arkansas | Arkansas BCBS | Medicaid, POS, PPO |
| XCR | Arkansas | Arkansas BCBS | High-Deductible Health Plan (HDHP), Medicare Advantage, EPO |
| XCS | Arkansas | Arkansas BCBS | Traditional Indemnity, HMO, High-Deductible Health Plan (HDHP) |
| XCT | Connecticut | Anthem BCBS of Connecticut | POS, PPO, Medicaid |
| XCU | Arkansas | Arkansas BCBS | Medicare Advantage, EPO, Traditional Indemnity |
| XCW | Arkansas | Arkansas BCBS | HMO, High-Deductible Health Plan (HDHP), POS |
| XCX | Arkansas | Arkansas BCBS | Medicaid, PPO, EPO |
| XCY | Arkansas | Arkansas BCBS | High-Deductible Health Plan (HDHP), Medicare Advantage, Traditional Indemnity |
| XCZ | Arkansas | Arkansas BCBS | POS, HMO, PPO |
| XDA | California | Anthem Blue-Cross | EPO, Medicaid, High-Deductible Health Plan (HDHP) |
| XDB | California | Anthem Blue-Cross | Traditional Indemnity, Medicare Advantage, HMO |
| XDC | California | Anthem Blue-Cross | PPO, POS, EPO |
| XDD | California | Anthem Blue-Cross | High-Deductible Health Plan (HDHP), Medicaid, Traditional Indemnity |
| XDE | California | Anthem Blue-Cross | Medicare Advantage, HMO, POS |
| XDF | California | Anthem Blue-Cross | PPO, EPO, High-Deductible Health Plan (HDHP) |
| XDG | Pennsylvania | Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania | Traditional Indemnity, Medicaid, HMO |
| XDH | California | Anthem Blue-Cross | POS, Medicare Advantage, PPO |
| XDI | California | Anthem Blue-Cross | High-Deductible Health Plan (HDHP), EPO, Traditional Indemnity |
| XDJ | California | Anthem Blue-Cross | Medicaid, HMO, High-Deductible Health Plan (HDHP) |
| XDK | California | Anthem Blue-Cross | Medicare Advantage, POS, Traditional Indemnity |
| XDL | California | Anthem Blue-Cross | PPO, EPO, High-Deductible Health Plan (HDHP) |
| XDM | California | Anthem Blue-Cross | HMO, Medicaid, POS |
| XDN | California | Anthem Blue-Cross | Traditional Indemnity, Medicare Advantage, PPO |
| XDO | California | Anthem Blue-Cross | High-Deductible Health Plan (HDHP), EPO, HMO |
| XDP | California | Anthem Blue-Cross | Medicaid, POS, Traditional Indemnity |
| XDQ | California | Anthem Blue-Cross | PPO, High-Deductible Health Plan (HDHP), Medicare Advantage |
| XDR | California | Anthem Blue-Cross | EPO, HMO, POS |
| XDS | California | Anthem Blue-Cross | Traditional Indemnity, High-Deductible Health Plan (HDHP), Medicaid |
| XDT | California | Anthem Blue-Cross | Medicare Advantage, PPO, EPO |
| XDU | California | Anthem Blue-Cross | HMO, Traditional Indemnity, High-Deductible Health Plan (HDHP) |
| XDV | Ohio | Anthem BCBS of Ohio | POS, Medicaid, PPO |
| XDW | California | Anthem Blue-Cross | EPO, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| XDX | California | Anthem Blue-Cross | Traditional Indemnity, HMO, POS |
| XDY | Kentucky | Anthem BCBS of Kentucky | PPO, Medicaid, EPO |
| XDZ | California | Anthem Blue-Cross | High-Deductible Health Plan (HDHP), Medicare Advantage, Traditional Indemnity |
| XEA | California | Blue-Shield of California | HMO, POS, High-Deductible Health Plan (HDHP) |
| XEB | California | Blue-Shield of California | Medicaid, PPO, EPO |
| XEC | California | Blue-Shield of California | HMO, EPO, Traditional Indemnity |
| XED | California | Blue-Shield of California | POS, High-Deductible Health Plan (HDHP), Medicaid |
| XEE | California | Blue-Shield of California | PPO, Medicare Advantage, EPO |
| XEF | California | Blue-Shield of California | Traditional Indemnity, HMO, High-Deductible Health Plan (HDHP) |
| XEG | California | Blue-Shield of California | Medicaid, PPO, POS |
| XEH | California | Blue-Shield of California | Medicare Advantage, HMO, Traditional Indemnity |
| XEI | California | Blue-Shield of California | EPO, High-Deductible Health Plan (HDHP), PPO |
| XEJ | California | Blue-Shield of California | POS, Medicaid, High-Deductible Health Plan (HDHP) |
| XEK | California | Blue-Shield of California | HMO, EPO, Medicare Advantage |
| XEL | California | Blue-Shield of California | Traditional Indemnity, PPO, HMO |
| XEM | California | Blue-Shield of California | High-Deductible Health Plan (HDHP), POS, Traditional Indemnity |
| XEN | California | Blue-Shield of California | Medicaid, Medicare Advantage, EPO |
| XEO | California | Blue-Shield of California | PPO, High-Deductible Health Plan (HDHP), Medicaid |
| XEP | California | Blue-Shield of California | EPO, Traditional Indemnity, HMO |
| XEQ | California | Blue-Shield of California | Medicare Advantage, POS, High-Deductible Health Plan (HDHP) |
| XER | California | Blue-Shield of California | PPO, EPO, Traditional Indemnity |
| XES | California | Blue-Shield of California | HMO, High-Deductible Health Plan (HDHP), POS |
| XET | California | Blue-Shield of California | Medicaid, PPO, Medicare Advantage |
| XEU | California | Blue-Shield of California | Traditional Indemnity, EPO, HMO |
| XEV | California | Blue-Shield of California | POS, High-Deductible Health Plan (HDHP), Medicaid |
| XEW | California | Blue-Shield of California | Medicare Advantage, PPO, Traditional Indemnity |
| XEX | California | Blue-Shield of California | EPO, HMO, POS |
| XEY | California | Blue-Shield of California | High-Deductible Health Plan (HDHP), Medicaid, PPO |
| XEZ | California | Blue-Shield of California | Traditional Indemnity, Medicare Advantage, EPO |
| XFA | Colorado | Anthem BCBS of Colorado | HMO, POS, High-Deductible Health Plan (HDHP) |
| XFB | Colorado | Anthem BCBS of Colorado | PPO, Medicaid, Traditional Indemnity |
| XFC | Colorado | Anthem BCBS of Colorado | EPO, Medicare Advantage, HMO |
| XFD | Colorado | Anthem BCBS of Colorado | High-Deductible Health Plan (HDHP), POS, Traditional Indemnity |
| XFE | Colorado | Anthem BCBS of Colorado | Medicaid, PPO, EPO |
| XFF | Colorado | Anthem BCBS of Colorado | Medicare Advantage, HMO, High-Deductible Health Plan (HDHP) |
| XFG | Colorado | Anthem BCBS of Colorado | Traditional Indemnity, POS, PPO |
| XFH | Colorado | Anthem BCBS of Colorado | EPO, Medicaid, High-Deductible Health Plan (HDHP) |
| XFI | Colorado | Anthem BCBS of Colorado | HMO, Medicare Advantage, Traditional Indemnity |
| XFJ | Colorado | Anthem BCBS of Colorado | POS, PPO, EPO |
| XFK | Colorado | Anthem BCBS of Colorado | High-Deductible Health Plan (HDHP), HMO, Medicaid |
| XFL | Colorado | Anthem BCBS of Colorado | Medicare Advantage, Traditional Indemnity, POS |
| XFM | Colorado | Anthem BCBS of Colorado | PPO, EPO, High-Deductible Health Plan (HDHP) |
| XFN | Colorado | Anthem BCBS of Colorado | Medicaid, HMO, PPO |
| XFO | Colorado | Anthem BCBS of Colorado | Traditional Indemnity, POS, Medicare Advantage |
| XFP | Colorado | Anthem BCBS of Colorado | High-Deductible Health Plan (HDHP), EPO, HMO |
| XFQ | New Hampshire | Anthem BCBS of New Hampshire | PPO, Medicaid, High-Deductible Health Plan (HDHP) |
| XFR | Nevada | Anthem BCBS of Nevada | Medicare Advantage, Traditional Indemnity, POS |
| XFS | Colorado | Anthem BCBS of Colorado | EPO, HMO, PPO |
| XFT | Colorado | Anthem BCBS of Colorado | High-Deductible Health Plan (HDHP), Medicaid, Traditional Indemnity |
| XFU | California | Blue-Shield of California | POS, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| XFV | Colorado | Anthem BCBS of Colorado | PPO, EPO, Traditional Indemnity |
| XFW | Colorado | Anthem BCBS of Colorado | HMO, Medicaid, High-Deductible Health Plan (HDHP) |
| XFX | Colorado | Anthem BCBS of Colorado | Medicare Advantage, POS, EPO |
| XFY | Colorado | Anthem BCBS of Colorado | Traditional Indemnity, PPO, HMO |
| XFZ | Colorado | Anthem BCBS of Colorado | High-Deductible Health Plan (HDHP), Medicaid, POS |
| XGA | Georgia | Anthem BCBS of Georgia | PPO, Medicare Advantage, Traditional Indemnity |
| XGB | Connecticut | Anthem BCBS of Connecticut | EPO, HMO, High-Deductible Health Plan (HDHP) |
| XGC | Connecticut | Anthem BCBS of Connecticut | Medicaid, POS, PPO |
| XGD | Connecticut | Anthem BCBS of Connecticut | Medicare Advantage, Traditional Indemnity, EPO |
| XGE | Connecticut | Anthem BCBS of Connecticut | High-Deductible Health Plan (HDHP), HMO, Medicaid |
| XGF | Connecticut | Anthem BCBS of Connecticut | POS, PPO, Medicare Advantage |
| XGG | Connecticut | Anthem BCBS of Connecticut | Traditional Indemnity, High-Deductible Health Plan (HDHP), EPO |
| XGH | Connecticut | Anthem BCBS of Connecticut | HMO, Medicaid, POS |
| XGI | Connecticut | Anthem BCBS of Connecticut | PPO, Traditional Indemnity, High-Deductible Health Plan (HDHP) |
| XGJ | Connecticut | Anthem BCBS of Connecticut | EPO, Medicare Advantage, HMO |
| XGK | Connecticut | Anthem BCBS of Connecticut | Medicaid, High-Deductible Health Plan (HDHP), POS |
| XGL | Connecticut | Anthem BCBS of Connecticut | Traditional Indemnity, PPO, Medicare Advantage |
| XGM | Connecticut | Anthem BCBS of Connecticut | HMO, EPO, High-Deductible Health Plan (HDHP) |
| XGN | Connecticut | Anthem BCBS of Connecticut | POS, Medicaid, Traditional Indemnity |
| XGO | Connecticut | Anthem BCBS of Connecticut | PPO, Medicare Advantage, HMO |
| XGP | Connecticut | Anthem BCBS of Connecticut | High-Deductible Health Plan (HDHP), EPO, Medicaid |
| XGQ | New York | Empire BCBS of New York | Traditional Indemnity, POS, High-Deductible Health Plan (HDHP) |
| XGR | Connecticut | Anthem BCBS of Connecticut | Medicare Advantage, PPO, EPO |
| XGS | Connecticut | Anthem BCBS of Connecticut | HMO, Traditional Indemnity, Medicaid |
| XGT | Connecticut | Anthem BCBS of Connecticut | High-Deductible Health Plan (HDHP), POS, PPO |
| XGU | New Hampshire | Anthem BCBS of New Hampshire | EPO, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| XGV | Connecticut | Anthem BCBS of Connecticut | Traditional Indemnity, HMO, POS |
| XGW | New York | Empire BCBS of New York | Medicaid, PPO, EPO |
| XGX | New York | Empire BCBS of New York | Medicare Advantage, High-Deductible Health Plan (HDHP), Traditional Indemnity |
| XGY | Connecticut | Anthem BCBS of Connecticut | HMO, POS, PPO |
| XGZ | Connecticut | Anthem BCBS of Connecticut | High-Deductible Health Plan (HDHP), EPO, Medicaid |
| XHA | Delaware | Highmark BCBS of Delaware | Traditional Indemnity, Medicare Advantage, HMO |
| XHB | Kentucky | Anthem BCBS of Kentucky | PPO, High-Deductible Health Plan (HDHP), POS |
| XHC | Delaware | Highmark BCBS of Delaware | Medicaid, EPO, Traditional Indemnity |
| XHD | Delaware | Highmark BCBS of Delaware | High-Deductible Health Plan (HDHP), HMO, Medicare Advantage |
| XHE | Pennsylvania | Highmark BCBS | POS, PPO, EPO |
| XHF | Virginia | Anthem BCBS of Virginia | Traditional Indemnity, High-Deductible Health Plan (HDHP), Medicaid |
| XHG | Delaware | Highmark BCBS of Delaware | Medicare Advantage, HMO, POS |
| XHH | Delaware | Highmark BCBS of Delaware | EPO, PPO, Traditional Indemnity |
| XHI | Rhode Island | BCBS of Rhode Island | High-Deductible Health Plan (HDHP), Medicaid, HMO |
| XHJ | Indiana | Anthem BCBS of Indiana | POS, Medicare Advantage, PPO |
| XHK | Arizona | BCBS of Arizona | Traditional Indemnity, EPO, High-Deductible Health Plan (HDHP) |
| XHL | California | Anthem Blue-Cross | HMO, Medicaid, POS |
| XHM | Delaware | BCBS of Delaware | PPO, High-Deductible Health Plan (HDHP), Medicare Advantage |
| XHN | Massachusetts | BCBS of Massachusetts | EPO, Traditional Indemnity, HMO |
| XHO | Idaho | Blue-Cross of Idaho | Medicaid, POS, PPO |
| XHP | Delaware | Highmark BCBS of Delaware | High-Deductible Health Plan (HDHP), Medicare Advantage, EPO |
| XHQ | Pennsylvania | Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania | Traditional Indemnity, HMO, High-Deductible Health Plan (HDHP) |
| XHR | Connecticut | Anthem BCBS of Connecticut | POS, PPO, Medicaid |
| XHS | Illinois | BCBS of Illinois | Medicare Advantage, EPO, Traditional Indemnity |
| XHT | Alaska | Premera BCBS of Alaska | HMO, High-Deductible Health Plan (HDHP), POS |
| XHU | California | Blue-Shield of California | Medicaid, PPO, EPO |
| XHV | New Hampshire | Anthem BCBS of New Hampshire | High-Deductible Health Plan (HDHP), Medicare Advantage, Traditional Indemnity |
| XHW | Georgia | Anthem BCBS of Georgia | POS, HMO, PPO |
| XHX | California | Anthem Blue-Cross | EPO, Medicaid, High-Deductible Health Plan (HDHP) |
| XHY | Virginia | Anthem BCBS of Virginia | Traditional Indemnity, Medicare Advantage, HMO |
| XHZ | New York | Empire BCBS of New York | PPO, POS, EPO |
| XIA | Maryland/District of Columbia/Northern Virginia | Carefirst BCBS | HMO, Traditional Indemnity, EPO |
| XIB | Maryland/District of Columbia/Northern Virginia | Carefirst BCBS | PPO, Medicaid, High-Deductible Health Plan (HDHP) |
| XIC | Maryland/District of Columbia/Northern Virginia | Carefirst BCBS | POS, Medicare Advantage, EPO |
| XID | Idaho | Blue-Cross of Idaho | High-Deductible Health Plan (HDHP), Traditional Indemnity, HMO |
| XIE | Maryland/District of Columbia/Northern Virginia | Carefirst BCBS | Medicaid, PPO, POS |
| XIF | Maryland/District of Columbia/Northern Virginia | Carefirst BCBS | Medicare Advantage, High-Deductible Health Plan (HDHP), EPO |
| XIG | Maryland/District of Columbia/Northern Virginia | Carefirst BCBS | HMO, Traditional Indemnity, PPO |
| XIH | Maryland/District of Columbia/Northern Virginia | Carefirst BCBS | EPO, Medicaid, High-Deductible Health Plan (HDHP) |
| XII | Maryland/District of Columbia/Northern Virginia | Carefirst BCBS | Traditional Indemnity, Medicare Advantage, POS |
| XIJ | Maryland/District of Columbia/Northern Virginia | Carefirst BCBS | High-Deductible Health Plan (HDHP), HMO, PPO |
| XIK | Maryland/District of Columbia/Northern Virginia | Carefirst BCBS | Medicaid, EPO, Traditional Indemnity |
| XIL | Maryland/District of Columbia/Northern Virginia | Carefirst BCBS | POS, High-Deductible Health Plan (HDHP), Medicare Advantage |
| XIM | Maryland/District of Columbia/Northern Virginia | Carefirst BCBS | PPO, HMO, EPO |
| XIN | Maryland/District of Columbia/Northern Virginia | Carefirst BCBS | Traditional Indemnity, Medicaid, High-Deductible Health Plan (HDHP) |
| XIO | Maryland/District of Columbia/Northern Virginia | Carefirst BCBS | Medicare Advantage, POS, PPO |
| XIP | California | Anthem Blue-Cross | EPO, Traditional Indemnity, HMO |
| XIQ | Maryland/District of Columbia/Northern Virginia | Carefirst BCBS | High-Deductible Health Plan (HDHP), Medicaid, POS |
| XIR | Maryland/District of Columbia/Northern Virginia | Carefirst BCBS | PPO, Medicare Advantage, EPO |
| XIS | Maryland/District of Columbia/Northern Virginia | Carefirst BCBS | Traditional Indemnity, HMO, High-Deductible Health Plan (HDHP) |
| XIT | Maryland | Carefirst BCBS of Maryland | Medicaid, POS, PPO |
| XIU | Maryland | Carefirst BCBS of Maryland | Medicare Advantage, EPO, Traditional Indemnity |
| XIV | Rhode Island | BCBS of Rhode Island | High-Deductible Health Plan (HDHP), HMO, POS |
| XIW | Ohio | Anthem BCBS of Ohio | PPO, Medicaid, EPO |
| XIX | Missouri | Anthem BCBS of Missouri | Traditional Indemnity, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| XIY | Maryland | Carefirst BCBS of Maryland | HMO, POS, PPO |
| XIZ | Maryland | Carefirst BCBS of Maryland | EPO, High-Deductible Health Plan (HDHP), Medicaid |
| XJA | Florida | BCBS of Florida | Traditional Indemnity, Medicare Advantage, HMO |
| XJB | Florida | BCBS of Florida | POS, PPO, EPO |
| XJC | Florida | BCBS of Florida | High-Deductible Health Plan (HDHP), Medicaid, Traditional Indemnity |
| XJD | Florida | BCBS of Florida | PPO, Medicare Advantage, HMO |
| XJE | Florida | BCBS of Florida | EPO, High-Deductible Health Plan (HDHP), POS |
| XJF | Florida | BCBS of Florida | Traditional Indemnity, Medicaid, PPO |
| XJG | Florida | BCBS of Florida | HMO, Medicare Advantage, EPO |
| XJH | Florida | BCBS of Florida | High-Deductible Health Plan (HDHP), Traditional Indemnity, HMO |
| XJI | Florida | BCBS of Florida | Medicaid, POS, PPO |
| XJJ | Florida | BCBS of Florida | EPO, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| XJK | Florida | BCBS of Florida | Traditional Indemnity, HMO, POS |
| XJL | Florida | BCBS of Florida | PPO, High-Deductible Health Plan (HDHP), Medicaid |
| XJM | Florida | BCBS of Florida | Medicare Advantage, EPO, Traditional Indemnity |
| XJN | Florida | BCBS of Florida | HMO, POS, PPO |
| XJO | Florida | BCBS of Florida | High-Deductible Health Plan (HDHP), Medicaid, EPO |
| XJP | Florida | BCBS of Florida | Traditional Indemnity, Medicare Advantage, HMO |
| XJQ | Florida | BCBS of Florida | POS, PPO, High-Deductible Health Plan (HDHP) |
| XJR | Florida | BCBS of Florida | EPO, Medicaid, Traditional Indemnity |
| XJS | Florida | BCBS of Florida | HMO, Medicare Advantage, POS |
| XJT | Florida | BCBS of Florida | High-Deductible Health Plan (HDHP), PPO, EPO |
| XJU | Florida | BCBS of Florida | Traditional Indemnity, Medicaid, HMO |
| XJV | Maine | Anthem BCBS of Maine | POS, High-Deductible Health Plan (HDHP), Medicare Advantage |
| XJW | Florida | BCBS of Florida | PPO, EPO, Traditional Indemnity |
| XJX | Florida | BCBS of Florida | HMO, High-Deductible Health Plan (HDHP), Medicaid |
| XJY | Florida | BCBS of Florida | Medicare Advantage, POS, PPO |
| XJZ | Florida | BCBS of Florida | EPO, Traditional Indemnity, HMO |
| XKA | Illinois | BCBS of Illinois | High-Deductible Health Plan (HDHP), Medicaid, POS |
| XKB | California | Blue-Shield of California | PPO, Medicare Advantage, EPO |
| XKC | Illinois | BCBS of Illinois | Traditional Indemnity, HMO, High-Deductible Health Plan (HDHP) |
| XKD | Georgia | Anthem BCBS of Georgia | Medicaid, POS, PPO |
| XKE | Georgia | Anthem BCBS of Georgia | EPO, High-Deductible Health Plan (HDHP), Medicare Advantage |
| XKF | Georgia | Anthem BCBS of Georgia | Traditional Indemnity, HMO, POS |
| XKG | Georgia | Anthem BCBS of Georgia | PPO, Medicaid, EPO |
| XKH | Alaska | Premera BCBS of Alaska | Medicare Advantage, High-Deductible Health Plan (HDHP), Traditional Indemnity |
| XKI | Georgia | Anthem BCBS of Georgia | HMO, POS, PPO |
| XKJ | Georgia | Anthem BCBS of Georgia | High-Deductible Health Plan (HDHP), EPO, Medicaid |
| XKK | Georgia | Anthem BCBS of Georgia | Traditional Indemnity, Medicare Advantage, HMO |
| XKL | Georgia | Anthem BCBS of Georgia | POS, PPO, High-Deductible Health Plan (HDHP) |
| XKM | California | Anthem Blue-Cross | Medicaid, EPO, Traditional Indemnity |
| XKN | Georgia | Anthem BCBS of Georgia | High-Deductible Health Plan (HDHP), HMO, Medicare Advantage |
| XKO | Georgia | Anthem BCBS of Georgia | POS, PPO, EPO |
| XKP | Georgia | Anthem BCBS of Georgia | Traditional Indemnity, Medicaid, High-Deductible Health Plan (HDHP) |
| XKQ | California | Anthem Blue-Cross | Medicare Advantage, HMO, POS |
| XKR | Georgia | Anthem BCBS of Georgia | PPO, EPO, High-Deductible Health Plan (HDHP) |
| XKS | Georgia | Anthem BCBS of Georgia | Traditional Indemnity, Medicaid, HMO |
| XKT | Georgia | Anthem BCBS of Georgia | High-Deductible Health Plan (HDHP), POS, PPO |
| XKU | Georgia | Anthem BCBS of Georgia | EPO, Medicare Advantage, Traditional Indemnity |
| XKV | Georgia | Anthem BCBS of Georgia | HMO, High-Deductible Health Plan (HDHP), Medicaid |
| XKW | Georgia | Anthem BCBS of Georgia | POS, PPO, Medicare Advantage |
| XKX | Georgia | Anthem BCBS of Georgia | Traditional Indemnity, EPO, High-Deductible Health Plan (HDHP) |
| XKY | Georgia | Anthem BCBS of Georgia | HMO, Medicaid, POS |
| XKZ | Georgia | Anthem BCBS of Georgia | PPO, Medicare Advantage, EPO |
| XLA | Hawaii | BCBS of Hawaii | High-Deductible Health Plan (HDHP), Traditional Indemnity, HMO |
| XLB | Hawaii | BCBS of Hawaii | Medicaid, POS, PPO |
| XLC | Hawaii | BCBS of Hawaii | Medicare Advantage, EPO, High-Deductible Health Plan (HDHP) |
| XLD | Hawaii | BCBS of Hawaii | Traditional Indemnity, HMO, POS |
| XLE | Hawaii | BCBS of Hawaii | PPO, High-Deductible Health Plan (HDHP), Medicaid |
| XLF | Hawaii | BCBS of Hawaii | Medicare Advantage, EPO, Traditional Indemnity |
| XLG | Hawaii | BCBS of Hawaii | HMO, POS, PPO |
| XLH | Hawaii | BCBS of Hawaii | High-Deductible Health Plan (HDHP), Medicaid, EPO |
| XLI | Hawaii | BCBS of Hawaii | Traditional Indemnity, Medicare Advantage, HMO |
| XLJ | Kentucky | Anthem BCBS of Kentucky | POS, PPO, High-Deductible Health Plan (HDHP) |
| XLK | Hawaii | BCBS of Hawaii | EPO, Medicaid, Traditional Indemnity |
| XLL | Hawaii | BCBS of Hawaii | HMO, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| XLM | Hawaii | BCBS of Hawaii | POS, PPO, EPO |
| XLN | Hawaii | BCBS of Hawaii | Traditional Indemnity, High-Deductible Health Plan (HDHP), Medicaid |
| XLO | California | Anthem Blue-Cross | Medicare Advantage, HMO, POS |
| XLP | Hawaii | BCBS of Hawaii | PPO, Traditional Indemnity, EPO |
| XLQ | Hawaii | BCBS of Hawaii | High-Deductible Health Plan (HDHP), Medicaid, HMO |
| XLR | Hawaii | BCBS of Hawaii | Medicare Advantage, POS, PPO |
| XLS | New York (Western) | BCBS of Western New York | EPO, High-Deductible Health Plan (HDHP), Traditional Indemnity |
| XLT | Hawaii | BCBS of Hawaii | HMO, Medicaid, POS |
| XLU | New York | Empire BCBS of New York | PPO, Medicare Advantage, EPO |
| XLV | South Dakota/Iowa | Wellmark BCBS | High-Deductible Health Plan (HDHP), Traditional Indemnity, HMO |
| XLW | Hawaii | BCBS of Hawaii | Medicaid, POS, PPO |
| XLX | Hawaii | BCBS of Hawaii | Medicare Advantage, EPO, High-Deductible Health Plan (HDHP) |
| XLY | Hawaii | BCBS of Hawaii | Traditional Indemnity, HMO, POS |
| XLZ | Hawaii | BCBS of Hawaii | PPO, High-Deductible Health Plan (HDHP), Medicaid |
| XMA | Idaho | Blue-Cross of Idaho | HMO, EPO, Traditional Indemnity |
| XMB | Idaho | Blue-Cross of Idaho | PPO, High-Deductible Health Plan (HDHP), Medicaid |
| XMC | Maine | Anthem BCBS of Maine | POS, Medicare Advantage, EPO |
| XMD | Idaho | Blue-Cross of Idaho | Traditional Indemnity, HMO, High-Deductible Health Plan (HDHP) |
| XME | Idaho | Blue-Cross of Idaho | Medicaid, PPO, POS |
| XMF | Idaho | Blue-Cross of Idaho | Medicare Advantage, High-Deductible Health Plan (HDHP), EPO |
| XMG | Idaho | Blue-Cross of Idaho | HMO, Traditional Indemnity, PPO |
| XMH | Idaho | Blue-Cross of Idaho | EPO, Medicaid, High-Deductible Health Plan (HDHP) |
| XMI | Idaho | Blue-Cross of Idaho | Traditional Indemnity, Medicare Advantage, POS |
| XMJ | Idaho | Blue-Cross of Idaho | High-Deductible Health Plan (HDHP), HMO, PPO |
| XMK | Idaho | Blue-Cross of Idaho | Medicaid, EPO, Traditional Indemnity |
| XML | Idaho | Blue-Cross of Idaho | POS, High-Deductible Health Plan (HDHP), Medicare Advantage |
| XMM | Idaho | Blue-Cross of Idaho | PPO, HMO, EPO |
| XMN | Idaho | Blue-Cross of Idaho | Traditional Indemnity, Medicaid, High-Deductible Health Plan (HDHP) |
| XMO | Idaho | Blue-Cross of Idaho | Medicare Advantage, POS, PPO |
| XMP | Idaho | Blue-Cross of Idaho | EPO, Traditional Indemnity, HMO |
| XMQ | Idaho | Blue-Cross of Idaho | High-Deductible Health Plan (HDHP), Medicaid, POS |
| XMR | Idaho | Blue-Cross of Idaho | PPO, Medicare Advantage, EPO |
| XMS | Idaho | Blue-Cross of Idaho | Traditional Indemnity, HMO, High-Deductible Health Plan (HDHP) |
| XMT | Idaho | Blue-Cross of Idaho | Medicaid, POS, PPO |
| XMU | Idaho | Blue-Cross of Idaho | Medicare Advantage, EPO, Traditional Indemnity |
| XMV | Idaho | Blue-Cross of Idaho | High-Deductible Health Plan (HDHP), HMO, POS |
| XMW | Illinois | BCBS of Illinois | PPO, Medicaid, EPO |
| XMX | Idaho | Blue-Cross of Idaho | Traditional Indemnity, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| XMY | Idaho | Blue-Cross of Idaho | HMO, POS, PPO |
| XMZ | South Dakota/Iowa | Wellmark BCBS | EPO, High-Deductible Health Plan (HDHP), Medicaid |
| XNA | Wisconsin | Anthem BCBS of Wisconsin | Traditional Indemnity, Medicare Advantage, HMO |
| XNB | Illinois | BCBS of Illinois | POS, PPO, EPO |
| XNC | North Carolina | BCBS of North Carolina | High-Deductible Health Plan (HDHP), Medicaid, Traditional Indemnity |
| XND | Oregon/Idaho/Utah/Washington | Regence BCBS | PPO, Medicare Advantage, HMO |
| XNE | Oregon/Idaho/Utah/Washington | Regence BCBS | EPO, High-Deductible Health Plan (HDHP), POS |
| XNF | Oregon/Idaho/Utah/Washington | Regence BCBS | Traditional Indemnity, Medicaid, PPO |
| XNG | New York (Western) | BCBS of Western New York | HMO, Medicare Advantage, EPO |
| XNH | Oregon/Idaho/Utah/Washington | Regence BCBS | High-Deductible Health Plan (HDHP), Traditional Indemnity, HMO |
| XNI | Oregon/Idaho/Utah/Washington | Regence BCBS of Oregon | Medicaid, POS, PPO |
| XNJ | Oregon/Idaho/Utah/Washington | Regence BCBS | EPO, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| XNK | California | Blue-Shield of California | Traditional Indemnity, HMO, POS |
| XNL | California | Anthem Blue-Cross | PPO, High-Deductible Health Plan (HDHP), Medicaid |
| XNM | Oregon/Idaho/Utah/Washington | Regence BCBS | Medicare Advantage, EPO, Traditional Indemnity |
| XNN | Oregon/Idaho/Utah/Washington | Regence BCBS | HMO, POS, PPO |
| XNO | Oregon/Idaho/Utah/Washington | Regence BCBS | High-Deductible Health Plan (HDHP), Medicaid, EPO |
| XNP | Oregon/Idaho/Utah/Washington | Regence BCBS | Traditional Indemnity, Medicare Advantage, HMO |
| XNQ | New York (Western) | BCBS of Western New York | POS, PPO, High-Deductible Health Plan (HDHP) |
| XNR | Oregon/Idaho/Utah/Washington | Regence BCBS | EPO, Medicaid, Traditional Indemnity |
| XNS | New Hampshire | Anthem BCBS of New Hampshire | HMO, Medicare Advantage, POS |
| XNT | Oregon/Idaho/Utah/Washington | Regence BCBS | High-Deductible Health Plan (HDHP), PPO, EPO |
| XNU | New York | Empire BCBS of New York | Traditional Indemnity, Medicaid, HMO |
| XNV | Oregon/Idaho/Utah/Washington | Regence BCBS | POS, High-Deductible Health Plan (HDHP), Medicare Advantage |
| XNW | Ohio | Anthem BCBS of Ohio | PPO, EPO, Traditional Indemnity |
| XNX | California | Anthem Blue-Cross | HMO, High-Deductible Health Plan (HDHP), Medicaid |
| XNZ | New York | Empire BCBS of New York | Medicare Advantage, POS, PPO |
| XOA | Illinois | BCBS of Illinois | EPO, Traditional Indemnity, HMO |
| XOB | Illinois | BCBS of Illinois | High-Deductible Health Plan (HDHP), Medicaid, POS |
| XOC | Illinois | BCBS of Illinois | PPO, Medicare Advantage, EPO |
| XOD | Illinois | BCBS of Illinois | Traditional Indemnity, HMO, High-Deductible Health Plan (HDHP) |
| XOE | Illinois | BCBS of Illinois | Medicaid, POS, PPO |
| XOF | Illinois | BCBS of Illinois | EPO, High-Deductible Health Plan (HDHP), Medicare Advantage |
| XOG | Illinois | BCBS of Illinois | Traditional Indemnity, HMO, POS |
| XOH | Illinois | BCBS of Illinois | PPO, Medicaid, EPO |
| XOI | Illinois | BCBS of Illinois | Medicare Advantage, High-Deductible Health Plan (HDHP), Traditional Indemnity |
| XOJ | Illinois | BCBS of Illinois | HMO, POS, PPO |
| XOK | Illinois | BCBS of Illinois | High-Deductible Health Plan (HDHP), EPO, Medicaid |
| XOL | Illinois | BCBS of Illinois | Traditional Indemnity, Medicare Advantage, HMO |
| XOM | Illinois | BCBS of Illinois | POS, PPO, High-Deductible Health Plan (HDHP) |
| XON | Illinois | BCBS of Illinois | Medicaid, EPO, Traditional Indemnity |
| XOO | Illinois | BCBS of Illinois | High-Deductible Health Plan (HDHP), HMO, Medicare Advantage |
| XOP | Illinois | BCBS of Illinois | POS, PPO, EPO |
| XOQ | Illinois | BCBS of Illinois | Traditional Indemnity, Medicaid, High-Deductible Health Plan (HDHP) |
| XOR | Illinois | BCBS of Illinois | Medicare Advantage, HMO, POS |
| XOS | Illinois | BCBS of Illinois | PPO, EPO, High-Deductible Health Plan (HDHP) |
| XOT | Illinois | BCBS of Illinois | Traditional Indemnity, Medicaid, HMO |
| XOU | Illinois | BCBS of Illinois | High-Deductible Health Plan (HDHP), POS, PPO |
| XOV | Illinois | BCBS of Illinois | EPO, Medicare Advantage, Traditional Indemnity |
| XOW | Illinois | BCBS of Illinois | HMO, High-Deductible Health Plan (HDHP), Medicaid |
| XOX | Illinois | BCBS of Illinois | POS, PPO, Medicare Advantage |
| XOY | Illinois | BCBS of Illinois | Traditional Indemnity, EPO, High-Deductible Health Plan (HDHP) |
| XOZ | Illinois | BCBS of Illinois | HMO, Medicaid, POS |
| XPA | Indiana | Anthem BCBS of Indiana | PPO, Medicare Advantage, EPO |
| XPB | Indiana | Anthem BCBS of Indiana | High-Deductible Health Plan (HDHP), Traditional Indemnity, HMO |
| XPC | Indiana | Anthem BCBS of Indiana | Medicaid, POS, PPO |
| XPD | Indiana | Anthem BCBS of Indiana | Medicare Advantage, EPO, High-Deductible Health Plan (HDHP) |
| XPE | Indiana | Anthem BCBS of Indiana | Traditional Indemnity, HMO, POS |
| XPF | Indiana | Anthem BCBS of Indiana | PPO, High-Deductible Health Plan (HDHP), Medicaid |
| XPG | Indiana | Anthem BCBS of Indiana | Medicare Advantage, EPO, Traditional Indemnity |
| XPH | Indiana | Anthem BCBS of Indiana | HMO, POS, PPO |
| XPI | California | Blue-Shield of California | High-Deductible Health Plan (HDHP), Medicaid, EPO |
| XPJ | South Dakota/Iowa | Wellmark BCBS | Traditional Indemnity, Medicare Advantage, HMO |
| XPK | Indiana | Anthem BCBS of Indiana | POS, PPO, High-Deductible Health Plan (HDHP) |
| XPL | California | Blue Cross of California | EPO, Medicaid, Traditional Indemnity |
| XPM | Ohio | Anthem BCBS of Ohio | HMO, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| XPN | Ohio | Anthem BCBS of Ohio | POS, PPO, EPO |
| XPO | Idaho | Blue-Cross of Idaho | Traditional Indemnity, High-Deductible Health Plan (HDHP), Medicaid |
| XPP | Pennsylvania | Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania | Medicare Advantage, HMO, POS |
| XPQ | Idaho | Blue-Cross of Idaho | PPO, Traditional Indemnity, EPO |
| XPR | Indiana | Anthem BCBS of Indiana | High-Deductible Health Plan (HDHP), Medicaid, HMO |
| XPS | Kentucky | Anthem BCBS of Kentucky | Medicare Advantage, POS, PPO |
| XPT | Minnesota | Blue Cross Blue Shield of Minnesota | EPO, High-Deductible Health Plan (HDHP), Traditional Indemnity |
| XPU | Indiana | Anthem BCBS of Indiana | HMO, Medicaid, POS |
| XPV | Indiana | Anthem BCBS of Indiana | PPO, Medicare Advantage, EPO |
| XPW | Indiana | Anthem BCBS of Indiana | High-Deductible Health Plan (HDHP), Traditional Indemnity, HMO |
| XPX | Indiana | Anthem BCBS of Indiana | Medicaid, POS, PPO |
| XPY | California | Blue Cross of California | Medicare Advantage, EPO, High-Deductible Health Plan (HDHP) |
| XPZ | Ohio | Anthem BCBS of Ohio | Traditional Indemnity, HMO, POS |
| XQA | South Dakota/Iowa | Wellmark BCBS | PPO, High-Deductible Health Plan (HDHP), Medicaid |
| XQB | South Dakota/Iowa | Wellmark BCBS | HMO, Traditional Indemnity, EPO |
| XQC | South Dakota/Iowa | Wellmark BCBS | POS, High-Deductible Health Plan (HDHP), Medicaid |
| XQD | South Dakota/Iowa | Wellmark BCBS | PPO, Medicare Advantage, EPO |
| XQE | South Dakota/Iowa | Wellmark BCBS | Traditional Indemnity, HMO, High-Deductible Health Plan (HDHP) |
| XQF | South Dakota/Iowa | Wellmark BCBS | Medicaid, PPO, POS |
| XQG | South Dakota/Iowa | Wellmark BCBS | Medicare Advantage, High-Deductible Health Plan (HDHP), EPO |
| XQH | South Dakota/Iowa | Wellmark BCBS | HMO, Traditional Indemnity, PPO |
| XQI | South Dakota/Iowa | Wellmark BCBS | EPO, Medicaid, High-Deductible Health Plan (HDHP) |
| XQJ | South Dakota/Iowa | Wellmark BCBS | Traditional Indemnity, Medicare Advantage, POS |
| XQK | South Dakota/Iowa | Wellmark BCBS | High-Deductible Health Plan (HDHP), HMO, PPO |
| XQL | South Dakota/Iowa | Wellmark BCBS | Medicaid, EPO, Traditional Indemnity |
| XQM | South Dakota/Iowa | Wellmark BCBS | POS, High-Deductible Health Plan (HDHP), Medicare Advantage |
| XQN | South Dakota/Iowa | Wellmark BCBS | PPO, HMO, EPO |
| XQO | South Dakota/Iowa | Wellmark BCBS | Traditional Indemnity, Medicaid, High-Deductible Health Plan (HDHP) |
| XQP | South Dakota/Iowa | Wellmark BCBS | Medicare Advantage, POS, PPO |
| XQQ | South Dakota/Iowa | Wellmark BCBS | EPO, Traditional Indemnity, HMO |
| XQR | South Dakota/Iowa | Wellmark BCBS | High-Deductible Health Plan (HDHP), Medicaid, POS |
| XQS | South Dakota/Iowa | Wellmark BCBS | PPO, Medicare Advantage, EPO |
| XQT | South Dakota/Iowa | Wellmark BCBS | Traditional Indemnity, HMO, High-Deductible Health Plan (HDHP) |
| XQU | South Dakota/Iowa | Wellmark BCBS | Medicaid, POS, PPO |
| XQV | South Dakota/Iowa | Wellmark BCBS | Medicare Advantage, EPO, Traditional Indemnity |
| XQW | South Dakota/Iowa | Wellmark BCBS | High-Deductible Health Plan (HDHP), HMO, POS |
| XQX | South Dakota/Iowa | Wellmark BCBS | PPO, Medicaid, EPO |
| XQY | South Dakota/Iowa | Wellmark BCBS | Traditional Indemnity, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| XQZ | South Dakota/Iowa | Wellmark BCBS | HMO, POS, PPO |
| XRA | Massachusetts | BCBS of Massachusetts | EPO, High-Deductible Health Plan (HDHP), Medicaid |
| XRB | Ohio | Anthem BCBS of Ohio | Traditional Indemnity, Medicare Advantage, HMO |
| XRC | Indiana | Anthem BCBS of Indiana | POS, PPO, EPO |
| XRD | California | Blue-Shield of California | High-Deductible Health Plan (HDHP), Medicaid, Traditional Indemnity |
| XRE | Ohio | Anthem BCBS of Ohio | PPO, Medicare Advantage, HMO |
| XRF | New York | BCBS of Western New York | EPO, High-Deductible Health Plan (HDHP), POS |
| XRG | Ohio | Anthem BCBS of Ohio | Traditional Indemnity, Medicaid, PPO |
| XRH | Georgia | Anthem BCBS of Georgia | HMO, Medicare Advantage, EPO |
| XRI | Wisconsin | Anthem BCBS of Wisconsin | High-Deductible Health Plan (HDHP), Traditional Indemnity, HMO |
| XRJ | Virginia | Anthem BCBS of Virginia | Medicaid, POS, PPO |
| XRK | Virginia | Anthem BCBS of Virginia | EPO, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| XRL | Ohio | Anthem BCBS of Ohio | Traditional Indemnity, HMO, POS |
| XRM | Pennsylvania | Capital Blue-Cross of Pennsylvania | PPO, High-Deductible Health Plan (HDHP), Medicaid |
| XRN | Virginia | Anthem BCBS of Virginia | Medicare Advantage, EPO, Traditional Indemnity |
| XRO | Ohio | Anthem BCBS of Ohio | HMO, POS, PPO |
| XRP | California | Anthem Blue-Cross | High-Deductible Health Plan (HDHP), Medicaid, EPO |
| XRQ | Virginia | Anthem BCBS of Virginia | Traditional Indemnity, Medicare Advantage, HMO |
| XRR | California | Anthem Blue-Cross | POS, PPO, High-Deductible Health Plan (HDHP) |
| XRS | Georgia | Anthem BCBS of Georgia | EPO, Medicaid, Traditional Indemnity |
| XRT | California | Blue-Shield of California | HMO, Medicare Advantage, POS |
| XRU | Colorado | Anthem BCBS of Colorado | High-Deductible Health Plan (HDHP), PPO, EPO |
| XRV | Ohio | Anthem BCBS of Ohio | Traditional Indemnity, Medicaid, HMO |
| XRW | Maine | Anthem BCBS of Maine | POS, High-Deductible Health Plan (HDHP), Medicare Advantage |
| XRX | Massachusetts | BCBS of Massachusetts | PPO, EPO, Traditional Indemnity |
| XRY | Connecticut | Anthem BCBS of Connecticut | HMO, High-Deductible Health Plan (HDHP), Medicaid |
| XRZ | Maryland/District of Columbia/Northern Virginia | Carefirst BCBS | Medicare Advantage, POS, PPO |
| XSA | Kansas | BCBS of Kansas | EPO, Traditional Indemnity, HMO |
| XSB | Kansas | BCBS of Kansas | High-Deductible Health Plan (HDHP), Medicaid, POS |
| XSC | Kansas | BCBS of Kansas | PPO, Medicare Advantage, EPO |
| XSD | Kansas | BCBS of Kansas | Traditional Indemnity, HMO, High-Deductible Health Plan (HDHP) |
| XSE | Kansas | BCBS of Kansas | Medicaid, POS, PPO |
| XSF | Kansas | BCBS of Kansas | Medicare Advantage, High-Deductible Health Plan (HDHP), EPO |
| XSG | Kansas | BCBS of Kansas | HMO, Traditional Indemnity, PPO |
| XSH | Kansas | BCBS of Kansas | EPO, Medicaid, High-Deductible Health Plan (HDHP) |
| XSI | Kansas | BCBS of Kansas | Traditional Indemnity, Medicare Advantage, POS |
| XSJ | Kansas | BCBS of Kansas | High-Deductible Health Plan (HDHP), HMO, PPO |
| XSK | Kansas | BCBS of Kansas | Medicaid, EPO, Traditional Indemnity |
| XSL | Kansas | BCBS of Kansas | POS, High-Deductible Health Plan (HDHP), Medicare Advantage |
| XSM | Kansas | BCBS of Kansas | PPO, HMO, EPO |
| XSN | Kansas | BCBS of Kansas | Traditional Indemnity, Medicaid, High-Deductible Health Plan (HDHP) |
| XSO | Nevada | Anthem BCBS of Nevada | Medicare Advantage, POS, PPO |
| XSQ | Kansas | BCBS of Kansas | EPO, Traditional Indemnity, HMO |
| XSR | Kansas | BCBS of Kansas | High-Deductible Health Plan (HDHP), Medicaid, POS |
| XSS | Connecticut | Anthem BCBS of Connecticut | PPO, Medicare Advantage, EPO |
| XST | Kansas | BCBS of Kansas | Traditional Indemnity, HMO, High-Deductible Health Plan (HDHP) |
| XSU | Georgia | Anthem BCBS of Georgia | Medicaid, POS, PPO |
| XSV | Kansas | BCBS of Kansas | Medicare Advantage, EPO, Traditional Indemnity |
| XSW | California | Blue-Shield of California | High-Deductible Health Plan (HDHP), HMO, POS |
| XSX | Massachusetts | BCBS of Massachusetts | PPO, Medicaid, EPO |
| XSY | Virginia | Anthem BCBS of Virginia | Traditional Indemnity, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| XSZ | Kansas | BCBS of Kansas | HMO, POS, PPO |
| XTA | Kentucky | Anthem BCBS of Kentucky | EPO, High-Deductible Health Plan (HDHP), Medicaid |
| XTB | Kentucky | Anthem BCBS of Kentucky | Traditional Indemnity, Medicare Advantage, HMO |
| XTC | Kentucky | Anthem BCBS of Kentucky | POS, PPO, EPO |
| XTD | Kentucky | Anthem BCBS of Kentucky | High-Deductible Health Plan (HDHP), Medicaid, Traditional Indemnity |
| XTE | Kentucky | Anthem BCBS of Kentucky | PPO, Medicare Advantage, HMO |
| XTF | Kentucky | Anthem BCBS of Kentucky | EPO, High-Deductible Health Plan (HDHP), POS |
| XTG | Kentucky | Anthem BCBS of Kentucky | Traditional Indemnity, Medicaid, PPO |
| XTH | Kentucky | Anthem BCBS of Kentucky | HMO, Medicare Advantage, EPO |
| XTI | Kentucky | Anthem BCBS of Kentucky | High-Deductible Health Plan (HDHP), Traditional Indemnity, HMO |
| XTJ | Kentucky | Anthem BCBS of Kentucky | Medicaid, POS, PPO |
| XTK | Kentucky | Anthem BCBS of Kentucky | EPO, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| XTL | Ohio | Anthem BCBS of Ohio | Traditional Indemnity, HMO, POS |
| XTM | Connecticut | Anthem BCBS of Connecticut | PPO, High-Deductible Health Plan (HDHP), Medicaid |
| XTN | Kentucky | Anthem BCBS of Kentucky | Medicare Advantage, EPO, Traditional Indemnity |
| XTO | Virginia | Anthem BCBS of Virginia | HMO, POS, PPO |
| XTP | Virginia | Anthem BCBS of Virginia | High-Deductible Health Plan (HDHP), Medicaid, EPO |
| XTQ | Georgia | Anthem BCBS of Georgia | Traditional Indemnity, Medicare Advantage, HMO |
| XTR | Ohio | Anthem BCBS of Ohio | POS, PPO, High-Deductible Health Plan (HDHP) |
| XTS | California | Anthem Blue-Cross | EPO, Medicaid, Traditional Indemnity |
| XTT | Colorado | Anthem BCBS of Colorado | HMO, Medicare Advantage, POS |
| XTU | Ohio | Anthem BCBS of Ohio | High-Deductible Health Plan (HDHP), PPO, EPO |
| XTV | Kentucky | Anthem BCBS of Kentucky | Traditional Indemnity, Medicaid, HMO |
| XTW | Illinois | BCBS of Illinois | POS, High-Deductible Health Plan (HDHP), Medicare Advantage |
| XTX | South Dakota/Iowa | Wellmark BCBS | PPO, EPO, Traditional Indemnity |
| XTY | Texas | BCBS of Texas | HMO, High-Deductible Health Plan (HDHP), Medicaid |
| XTZ | Ohio | Anthem BCBS of Ohio | Medicare Advantage, POS, PPO |
| XUA | Louisiana | BCBS of Louisiana | EPO, Traditional Indemnity, HMO |
| XUB | Louisiana | BCBS of Louisiana | PPO, EPO, Traditional Indemnity |
| XUC | Louisiana | BCBS of Louisiana | Medicaid, HMO, POS |
| XUD | Louisiana | BCBS of Louisiana | Medicare Advantage, High-Deductible Health Plan (HDHP), EPO |
| XUE | Louisiana | BCBS of Louisiana | Traditional Indemnity, HMO, PPO |
| XUF | Louisiana | BCBS of Louisiana | High-Deductible Health Plan (HDHP), EPO, Medicaid |
| XUG | Louisiana | BCBS of Louisiana | POS, Medicare Advantage, HMO |
| XUH | Louisiana | BCBS of Louisiana | Traditional Indemnity, PPO, High-Deductible Health Plan (HDHP) |
| XUI | Louisiana | BCBS of Louisiana | EPO, Medicaid, Medicare Advantage |
| XUJ | Louisiana | BCBS of Louisiana | High-Deductible Health Plan (HDHP), Traditional Indemnity, POS |
| XUK | Louisiana | BCBS of Louisiana | HMO, PPO, EPO |
| XUL | Louisiana | BCBS of Louisiana | Medicaid, High-Deductible Health Plan (HDHP), Medicare Advantage |
| XUM | Louisiana | BCBS of Louisiana | PPO, Traditional Indemnity, HMO |
| XUN | Louisiana | BCBS of Louisiana | Medicare Advantage, EPO, High-Deductible Health Plan (HDHP) |
| XUO | Indiana | Anthem BCBS of Indiana | POS, HMO, Medicaid |
| XUP | Louisiana | BCBS of Louisiana | High-Deductible Health Plan (HDHP), PPO, Traditional Indemnity |
| XUQ | Louisiana | BCBS of Louisiana | EPO, Medicaid, Medicare Advantage |
| XUR | Louisiana | BCBS of Louisiana | HMO, POS, High-Deductible Health Plan (HDHP) |
| XUS | Louisiana | BCBS of Louisiana | Traditional Indemnity, PPO, EPO |
| XUT | Louisiana | BCBS of Louisiana | Medicare Advantage, HMO, POS |
| XUU | Louisiana | BCBS of Louisiana | High-Deductible Health Plan (HDHP), EPO, Traditional Indemnity |
| XUV | Louisiana | BCBS of Louisiana | Medicaid, PPO, HMO |
| XUW | Louisiana | BCBS of Louisiana | Medicare Advantage, POS, High-Deductible Health Plan (HDHP) |
| XUX | Louisiana | BCBS of Louisiana | EPO, Traditional Indemnity, HMO |
| XUY | Louisiana | BCBS of Louisiana | High-Deductible Health Plan (HDHP), Medicaid, PPO |
| XUZ | Louisiana | BCBS of Louisiana | HMO, Medicare Advantage, POS |
| XVA | Maine | Anthem BCBS of Maine | Traditional Indemnity, High-Deductible Health Plan (HDHP), EPO |
| XVB | Maine | Anthem BCBS of Maine | PPO, Medicaid, Medicare Advantage |
| XVC | Maine | Anthem BCBS of Maine | HMO, POS, Traditional Indemnity |
| XVD | Alaska | Premera BCBS of Alaska | EPO, High-Deductible Health Plan (HDHP), Medicaid |
| XVE | Maine | Anthem BCBS of Maine | Medicare Advantage, HMO, PPO |
| XVF | Maine | Anthem BCBS of Maine | Traditional Indemnity, POS, EPO |
| XVG | Maine | Anthem BCBS of Maine | High-Deductible Health Plan (HDHP), Medicaid, Medicare Advantage |
| XVH | Maine | Anthem BCBS of Maine | PPO, EPO, HMO |
| XVI | Maine | Anthem BCBS of Maine | Traditional Indemnity, High-Deductible Health Plan (HDHP), POS |
| XVJ | Maine | Anthem BCBS of Maine | Medicaid, Medicare Advantage, PPO |
| XVK | Kentucky | Anthem BCBS of Kentucky | EPO, HMO, Traditional Indemnity |
| XVL | Maine | Anthem BCBS of Maine | POS, High-Deductible Health Plan (HDHP), EPO |
| XVM | Maine | Anthem BCBS of Maine | Medicare Advantage, Medicaid, PPO |
| XVN | Maine | Anthem BCBS of Maine | HMO, Traditional Indemnity, High-Deductible Health Plan (HDHP) |
| XVO | Maine | Anthem BCBS of Maine | EPO, POS, Medicare Advantage |
| XVP | Maine | Anthem BCBS of Maine | High-Deductible Health Plan (HDHP), Traditional Indemnity, HMO |
| XVQ | New Jersey | Horizon BCBS of New Jersey | Medicaid, PPO, EPO |
| XVR | Maine | Anthem BCBS of Maine | Medicare Advantage, HMO, POS |
| XVS | Illinois | BCBS of Illinois | Traditional Indemnity, High-Deductible Health Plan (HDHP), EPO |
| XVT | Oregon/Idaho/Utah/Washington | Regence BCBS | PPO, Medicaid, Medicare Advantage |
| XVU | Illinois | BCBS of Illinois | HMO, POS, Traditional Indemnity |
| XVV | Connecticut | Anthem BCBS of Connecticut | High-Deductible Health Plan (HDHP), EPO, Medicaid |
| XVW | Maine | Anthem BCBS of Maine | Medicare Advantage, PPO, HMO |
| XVY | Georgia | Anthem BCBS of Georgia | Traditional Indemnity, POS, High-Deductible Health Plan (HDHP) |
| XWC | Maryland/District of Columbia/Northern Virginia | Carefirst BCBS | EPO, Medicaid, Medicare Advantage |
| XWD | Colorado | Anthem BCBS of Colorado | HMO, PPO, Traditional Indemnity |
| XWE | Missouri | Anthem BCBS of Missouri | High-Deductible Health Plan (HDHP), EPO, POS |
| XWF | Missouri | Anthem BCBS of Missouri | PPO, Medicaid, HMO |
| XWG | New York | Empire BCBS of New York | Medicare Advantage, Traditional Indemnity, EPO |
| XWH | Wisconsin | Anthem BCBS of Wisconsin | HMO, POS, High-Deductible Health Plan (HDHP) |
| XWI | South Dakota/Iowa | Wellmark BCBS | Traditional Indemnity, PPO, Medicaid |
| XWJ | Connecticut | Anthem BCBS of Connecticut | EPO, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| XWK | Rhode Island | BCBS of Rhode Island | POS, HMO, Traditional Indemnity |
| XWL | Ohio | Anthem BCBS of Ohio | Medicaid, PPO, EPO |
| XWM | Rhode Island | BCBS of Rhode Island | Medicare Advantage, High-Deductible Health Plan (HDHP), POS |
| XWN | Connecticut | Anthem BCBS of Connecticut | Traditional Indemnity, HMO, PPO |
| XWO | Maryland/District of Columbia/Northern Virginia | Carefirst BCBS | High-Deductible Health Plan (HDHP), Medicaid, EPO |
| XWP | Wisconsin | Anthem BCBS of Wisconsin | PPO, Medicare Advantage, HMO |
| XWQ | Indiana | Anthem BCBS of Indiana | Traditional Indemnity, POS, High-Deductible Health Plan (HDHP) |
| XWR | Maryland/District of Columbia/Northern Virginia | Carefirst BCBS | EPO, Medicaid, PPO |
| XWS | South Dakota/Iowa | Wellmark BCBS | HMO, Medicare Advantage, Traditional Indemnity |
| XWT | Alaska | Premera BCBS of Alaska | High-Deductible Health Plan (HDHP), POS, EPO |
| XWU | Colorado | Anthem BCBS of Colorado | Medicaid, PPO, HMO |
| XWV | Maryland/District of Columbia/Northern Virginia | Carefirst BCBS | Medicare Advantage, Traditional Indemnity, High-Deductible Health Plan (HDHP) |
| XWW | South Dakota/Iowa | Wellmark BCBS | POS, EPO, Medicaid |
| XWX | Colorado | Anthem BCBS of Colorado | High-Deductible Health Plan (HDHP), HMO, PPO |
| XWY | Maryland/District of Columbia/Northern Virginia | Carefirst BCBS | Traditional Indemnity, Medicare Advantage, POS |
| XWZ | Maryland/District of Columbia/Northern Virginia | Carefirst BCBS | EPO, High-Deductible Health Plan (HDHP), Medicaid |
| XXA | Massachusetts | BCBS of Massachusetts | PPO, HMO, Medicare Advantage |
| XXB | Massachusetts | BCBS of Massachusetts | Traditional Indemnity, High-Deductible Health Plan (HDHP), EPO |
| XXC | Massachusetts | BCBS of Massachusetts | POS, Medicaid, PPO |
| XXD | Massachusetts | BCBS of Massachusetts | Medicare Advantage, HMO, Traditional Indemnity |
| XXE | Massachusetts | BCBS of Massachusetts | High-Deductible Health Plan (HDHP), EPO, POS |
| XXF | Massachusetts | BCBS of Massachusetts | PPO, Medicaid, HMO |
| XXG | Massachusetts | BCBS of Massachusetts | Medicare Advantage, Traditional Indemnity, EPO |
| XXH | Massachusetts | BCBS of Massachusetts | HMO, POS, High-Deductible Health Plan (HDHP) |
| XXI | Massachusetts | BCBS of Massachusetts | Traditional Indemnity, PPO, Medicaid |
| XXJ | California | Anthem Blue-Cross | EPO, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| XXK | Massachusetts | BCBS of Massachusetts | POS, HMO, Traditional Indemnity |
| XXM | Massachusetts | BCBS of Massachusetts | Medicaid, PPO, EPO |
| XXN | Massachusetts | BCBS of Massachusetts | Medicare Advantage, High-Deductible Health Plan (HDHP), POS |
| XXO | Indiana | Anthem BCBS of Indiana | Traditional Indemnity, HMO, PPO |
| XXP | Massachusetts | BCBS of Massachusetts | High-Deductible Health Plan (HDHP), Medicaid, EPO |
| XXQ | Massachusetts | BCBS of Massachusetts | PPO, Medicare Advantage, HMO |
| XXR | Massachusetts | BCBS of Massachusetts | Traditional Indemnity, POS, High-Deductible Health Plan (HDHP) |
| XXS | Massachusetts | BCBS of Massachusetts | EPO, Medicaid, PPO |
| XXT | Massachusetts | BCBS of Massachusetts | HMO, Medicare Advantage, Traditional Indemnity |
| XXU | Massachusetts | BCBS of Massachusetts | High-Deductible Health Plan (HDHP), POS, EPO |
| XXV | Massachusetts | BCBS of Massachusetts | Medicaid, PPO, HMO |
| XXW | Massachusetts | BCBS of Massachusetts | Medicare Advantage, Traditional Indemnity, High-Deductible Health Plan (HDHP) |
| XXY | Massachusetts | BCBS of Massachusetts | POS, EPO, Medicaid |
| XXZ | Massachusetts | BCBS of Massachusetts | High-Deductible Health Plan (HDHP), HMO, PPO |
| XYA | Virginia | Anthem BCBS of Virginia | Traditional Indemnity, Medicare Advantage, POS |
| XYB | Michigan | BCBS of Michigan | EPO, High-Deductible Health Plan (HDHP), Medicaid |
| XYC | Oklahoma | BCBS of Oklahoma | PPO, HMO, Medicare Advantage |
| XYD | Michigan | BCBS of Michigan | Traditional Indemnity, High-Deductible Health Plan (HDHP), EPO |
| XYE | Michigan | BCBS of Michigan | POS, Medicaid, PPO |
| XYF | Michigan | BCBS of Michigan | Medicare Advantage, HMO, Traditional Indemnity |
| XYG | Michigan | BCBS of Michigan | High-Deductible Health Plan (HDHP), HMO, EPO |
| XYH | Michigan | BCBS of Michigan | Traditional Indemnity, PPO, Medicaid |
| XYI | Michigan | BCBS of Michigan | Medicare Advantage, EPO, POS |
| XYJ | Michigan | BCBS of Michigan | HMO, High-Deductible Health Plan (HDHP), Traditional Indemnity |
| XYK | Michigan | BCBS of Michigan | POS, PPO, Medicaid |
| XYL | Michigan | BCBS of Michigan | EPO, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| XYM | Oregon/Idaho/Utah/Washington | Regence BCBS | Traditional Indemnity, HMO, POS |
| XYN | Connecticut | Anthem BCBS of Connecticut | Medicaid, High-Deductible Health Plan (HDHP), PPO |
| XYO | California | Anthem Blue-Cross | Medicare Advantage, Traditional Indemnity, EPO |
| XYP | Michigan | BCBS of Michigan | HMO, POS, High-Deductible Health Plan (HDHP) |
| XYQ | Michigan | BCBS of Michigan | PPO, Medicaid, Medicare Advantage |
| XYR | Michigan | BCBS of Michigan | EPO, Traditional Indemnity, HMO |
| XYS | Michigan | BCBS of Michigan | High-Deductible Health Plan (HDHP), POS, PPO |
| XYT | Illinois | BCBS of Illinois | Medicaid, EPO, Traditional Indemnity |
| XYU | Michigan | BCBS of Michigan | Medicare Advantage, HMO, High-Deductible Health Plan (HDHP) |
| XYV | Michigan | BCBS of Michigan | POS, PPO, EPO |
| XYW | Michigan | BCBS of Michigan | Traditional Indemnity, High-Deductible Health Plan (HDHP), Medicaid |
| XYX | Michigan | BCBS of Michigan | Medicare Advantage, HMO, POS |
| XYY | Michigan | BCBS of Michigan | High-Deductible Health Plan (HDHP), EPO, Traditional Indemnity |
| XYZ | Connecticut | Anthem BCBS of Connecticut | PPO, Medicaid, Medicare Advantage |
| XZA | Minnesota | BCBS of Minnesota | HMO, POS, High-Deductible Health Plan (HDHP) |
| XZB | Minnesota | BCBS of Minnesota | Traditional Indemnity, EPO, PPO |
| XZC | Minnesota | BCBS of Minnesota | Medicaid, Medicare Advantage, HMO |
| XZD | Minnesota | BCBS of Minnesota | High-Deductible Health Plan (HDHP), POS, EPO |
| XZE | Minnesota | BCBS of Minnesota | PPO, Traditional Indemnity, Medicaid |
| XZF | Minnesota | BCBS of Minnesota | Medicare Advantage, HMO, High-Deductible Health Plan (HDHP) |
| XZG | Minnesota | BCBS of Minnesota | EPO, POS, PPO |
| XZH | Minnesota | BCBS of Minnesota | Traditional Indemnity, Medicaid, Medicare Advantage |
| XZI | Minnesota | BCBS of Minnesota | HMO, High-Deductible Health Plan (HDHP), Traditional Indemnity |
| XZJ | Minnesota | BCBS of Minnesota | POS, PPO, Medicaid |
| XZK | Minnesota | BCBS of Minnesota | EPO, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| XZL | Minnesota | BCBS of Minnesota | Traditional Indemnity, HMO, POS |
| XZM | Minnesota | BCBS of Minnesota | Medicaid, High-Deductible Health Plan (HDHP), PPO |
| XZN | Minnesota | BCBS of Minnesota | Medicare Advantage, Traditional Indemnity, EPO |
| XZN | Minnesota | BCBS of Minnesota | HMO, POS, High-Deductible Health Plan (HDHP) |
| XZN | Minnesota | BCBS of Minnesota | PPO, Medicaid, Medicare Advantage |
| XZQ | Minnesota | BCBS of Minnesota | EPO, Traditional Indemnity, HMO |
| XZR | Minnesota | BCBS of Minnesota | High-Deductible Health Plan (HDHP), POS, PPO |
| XZS | Minnesota | BCBS of Minnesota | Medicaid, EPO, Traditional Indemnity |
| XZT | Minnesota | BCBS of Minnesota | Medicare Advantage, HMO, High-Deductible Health Plan (HDHP) |
| XZU | Minnesota | BCBS of Minnesota | POS, PPO, EPO |
| XZV | Minnesota | BCBS of Minnesota | Traditional Indemnity, High-Deductible Health Plan (HDHP), Medicaid |
| XZX | Minnesota | BCBS of Minnesota | Medicare Advantage, HMO, POS |
| XZY | Minnesota | BCBS of Minnesota | High-Deductible Health Plan (HDHP), EPO, Traditional Indemnity |
| XZZ | Minnesota | BCBS of Minnesota | PPO, Medicaid, Medicare Advantage |
Common BCBS Alpha Numeric Prefixes in the X2A to X9Z Range
In the below section we have listed some most common prefixes in this range.
Anthem Prefix X2M – California
| BCBS Prefix | State | BCBS Company | Plan Types |
|---|---|---|---|
| X2M | California | Anthem Blue Cross | HMO, PPO, EPO |
The X2M BCBS Prefix is commonly associated with Anthem Blue Cross in California. Members carrying this prefix may have HMO, PPO, or EPO coverage depending on their employer group and plan design.
Anthem Prefix X2M frequently appears in commercial healthcare plans throughout California.
BCBS alpha numeric prefix X2M helps billing professionals identify the correct payer before submitting claims.
As a result, providers who verify BCBS prefix X2M often experience fewer claim corrections and improved reimbursement timelines.
X2J BCBS Prefix – Texas
| BCBS Prefix | State | BCBS Company | Plan Types |
|---|---|---|---|
| X2J | Texas | BCBS of Texas | PPO, Medicaid, HMO |
The X2J BCBS Prefix identifies coverage administered by Blue Cross Blue Shield of Texas. Patients carrying this prefix may participate in PPO, Medicaid, or HMO plans.
BCBS alpha numeric prefix X2J commonly appears in employer-sponsored and individual healthcare plans across Texas.
BCBS prefix X2J supports accurate payer identification during eligibility verification.
Therefore, providers should verify the prefix before claim submission to reduce avoidable denials and processing delays.
For comparison with similar regional prefixes, providers can also review BCBS Alpha Numeric Prefix W2A to W9Z.
BCBS Prefix X2N – Pennsylvania
| BCBS Prefix | State | BCBS Company | Plan Types |
|---|---|---|---|
| X2N | Pennsylvania | Highmark BCBS of Pennsylvania | HDHP, PPO, EPO |
The X2N BCBS Prefix belongs to Highmark Blue Cross Blue Shield of Pennsylvania. Members associated with this prefix may have High-Deductible Health Plans, PPO coverage, or EPO benefits.
Healthcare organizations throughout Pennsylvania regularly encounter BCBS alpha numeric prefix X2N while processing commercial insurance claims.
BCBS prefix X2N helps providers identify the appropriate payer channel.
Consequently, accurate verification improves clean claim rates and reduces administrative rework.
BCBS Prefix X2B – Illinois
| BCBS Prefix | State | BCBS Company | Plan Types |
|---|---|---|---|
| X2B | Illinois | BCBS of Illinois | PPO, POS, HMO |
The X2B BCBS Prefix identifies coverage administered by Blue Cross Blue Shield of Illinois. Members carrying this prefix may be enrolled in PPO, POS, or HMO plans.
BCBS alpha numeric prefix X2B frequently appears in employer-sponsored healthcare coverage.
BCBS prefix X2B assists providers in identifying the correct payer organization quickly.
As a result, billing teams can reduce claim submission errors and improve payment turnaround times.
BCBS Prefix X3C – Michigan
| BCBS Prefix | State | BCBS Company | Plan Types |
|---|---|---|---|
| X3C | Michigan | BCBS of Michigan | PPO, Traditional Indemnity, Medicaid |
The X3C BCBS Prefix belongs to Blue Cross Blue Shield of Michigan. Members with this prefix may participate in PPO, Traditional Indemnity, or Medicaid plans.
Healthcare providers throughout Michigan often encounter BCBS alpha numeric prefix X3C during eligibility verification.
BCBS prefix X3C helps providers determine the responsible payer organization.
Furthermore, accurate prefix verification supports smoother billing operations and faster reimbursements.
Anthem Prefix X3A – Georgia
| BCBS Prefix | State | BCBS Company | Plan Types |
|---|---|---|---|
| X3A | Georgia | Anthem BCBS of Georgia | Medicare Advantage, HMO, PPO |
The X3A BCBS Prefix is associated with Anthem Blue Cross Blue Shield of Georgia. Members carrying this prefix may have Medicare Advantage, PPO, or HMO coverage.
Anthem Prefix X3A frequently appears in employer-sponsored healthcare plans and Medicare-related products.
BCBS alpha numeric prefix X3A helps providers verify payer information accurately.
Therefore, verifying BCBS prefix X3A before claim submission helps reduce processing errors and reimbursement delays.
Anthem Prefix X3L – Kentucky
| BCBS Prefix | State | BCBS Company | Plan Types |
|---|---|---|---|
| X3L | Kentucky | Anthem BCBS of Kentucky | HDHP, EPO, HMO |
The X3L BCBS Prefix identifies coverage administered by Anthem Blue Cross Blue Shield of Kentucky. Members may have High-Deductible Health Plans, EPO coverage, or HMO benefits.
BCBS alpha numeric prefix X3L commonly appears in Kentucky employer-sponsored plans.
Anthem Prefix X3L supports accurate payer identification and claim routing.
For broader reference, providers can also explore BCBS Alpha Numeric Prefix V2A to V9Z.
BCBS Prefix X4E – New York
| BCBS Prefix | State | BCBS Company | Plan Types |
|---|---|---|---|
| X4E | New York | Empire BCBS of New York | PPO, Medicare Advantage, EPO |
The X4E BCBS Prefix belongs to Empire Blue Cross Blue Shield of New York. Members carrying this prefix may participate in PPO, EPO, or Medicare Advantage plans.
Healthcare providers frequently encounter BCBS alpha numeric prefix X4E while processing claims for New York residents.
BCBS prefix X4E helps determine the correct payer pathway.
Consequently, providers can improve claim acceptance rates and reduce reimbursement delays.
BCBS Prefix X8M – North Carolina
| BCBS Prefix | State | BCBS Company | Plan Types |
|---|---|---|---|
| X8M | North Carolina | BCBS of North Carolina | PPO, EPO, HDHP |
The X8M BCBS Prefix identifies coverage administered by Blue Cross Blue Shield of North Carolina. Members with this prefix may have PPO, EPO, or High-Deductible Health Plan coverage.
BCBS alpha numeric prefix X8M commonly appears in employer-sponsored healthcare plans throughout North Carolina.
BCBS prefix X8M helps providers route claims correctly.
As a result, accurate verification improves reimbursement performance and minimizes claim issues.
BCBS Prefix X9A – New Jersey
| BCBS Prefix | State | BCBS Company | Plan Types |
|---|---|---|---|
| X9A | New Jersey | Horizon BCBS of New Jersey | PPO, POS, HDHP |
The X9A BCBS Prefix belongs to Horizon Blue Cross Blue Shield of New Jersey. Members carrying this prefix may participate in PPO, POS, or High-Deductible Health Plans.
BCBS alpha numeric prefix X9A plays an important role in eligibility verification and claim routing.
BCBS prefix X9A helps providers identify the correct payer organization before claims are submitted.
Consequently, healthcare organizations can improve billing accuracy and reduce avoidable denials.
Why BCBS Alpha Numeric Prefix Verification Matters
Although a prefix contains only a few characters, it directly affects claim processing and reimbursement accuracy.
When providers verify prefixes correctly, they can:
- Submit claims to the correct payer
- Improve clean claim rates
- Reduce denials and rejections
- Increase operational efficiency
- Accelerate reimbursement cycles
- Strengthen revenue cycle performance
Therefore, prefix validation should remain a standard part of every insurance verification workflow.
Common Billing Mistakes with X-Series Prefixes
Some of the common billing mistakes are as follow.
Assuming the payer based on the patient’s location
Many providers assume that a patient’s state determines the payer. However, the BCBS alpha numeric prefix identifies the actual BCBS organization responsible for the policy.
Skipping eligibility verification
Some billing teams submit claims without verifying the prefix. Consequently, claims may reach the wrong payer and require resubmission.
Confusing Anthem-managed plans
Because Anthem operates BCBS organizations across several states, providers should carefully verify Anthem prefixes before claim submission.
Missing plan-specific requirements
Different BCBS plans often have unique authorization, referral, and billing requirements. Accordingly, prefix verification helps providers identify the correct processing guidelines.
Real-Life Billing Example
A specialty clinic treated a patient carrying BCBS prefix X3A. Initially, staff assumed the policy belonged to another Georgia payer. However, after verifying the prefix, they confirmed Anthem BCBS of Georgia as the responsible organization.
As a result, the clinic submitted the claim through the correct payer channel. Consequently, the claim processed successfully without delays or resubmissions.
FAQs – BCBS Alpha Numeric Prefix X2A to X9Z
Q. What is a BCBS alpha numeric prefix?
A. A BCBS alpha numeric prefix is the first three characters on a member ID card that identify the specific BCBS organization responsible for the policy.
Q. Why should providers verify BCBS prefixes?
A. Providers should verify prefixes to ensure claims are routed to the correct payer and processed accurately.
Q. Can the same BCBS company use multiple prefixes?
A. Yes. BCBS organizations often administer numerous plans and may use many different prefixes.
Q. Does a prefix determine eligibility?
A. The prefix helps identify the payer organization, which then allows providers to verify eligibility and benefits.
Q. What happens if a claim is sent to the wrong payer?
A. The claim may be rejected, delayed, or require manual correction before processing.
Q. When should healthcare providers verify a prefix?
A. Providers should verify the prefix during scheduling, registration, and insurance eligibility checks.
Conclusion
The BCBS Alpha Numeric Prefix X2A to X9Z helps healthcare providers, medical billers, and revenue cycle management teams identify the correct Blue Cross Blue Shield payer associated with a member’s insurance coverage. By verifying prefixes such as X2M, X3A, X4E, and X9A, providers can improve claim accuracy, reduce denials, and strengthen reimbursement performance.
Moreover, consistent eligibility verification supports cleaner claims and a more efficient revenue cycle. Healthcare organizations looking to improve billing performance can also benefit from professional support services such as:
These services help providers reduce insurance verification errors, improve payer accuracy, and streamline revenue cycle operations.
