The BCBS Alpha Numeric Prefix W2A to W9Z 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. Since every BCBS member ID begins with a unique prefix, verifying that prefix remains one of the most important steps during eligibility and benefits verification.
BCBS Alpha Numeric Prefix W2A to W9Z
When billing teams validate a BCBS alpha numeric prefix before claim submission, they improve claim accuracy and reduce the risk of payer routing errors. As a result, healthcare organizations often experience fewer denials, faster reimbursements, and stronger revenue cycle performance.
Many providers mistakenly assume that a patient’s state determines the payer. However, the prefix itself identifies the responsible BCBS organization. Therefore, proper prefix verification should always be part of the insurance verification workflow.
For a complete directory covering all BCBS prefixes, check our post on BCBS Prefix List and also you can use our BCBS Prefix Tool for more details.
BCBS Alpha Numeric Prefix Finder – W2A to W9Z
A BCBS Prefix Finder helps healthcare providers determine which Blue Cross Blue Shield organization administers a member’s policy. Instead of relying on assumptions, billers can use the prefix to verify payer information before claims are submitted.
For example, prefixes such as W2V, W3Q, W4Q, or W7S may belong to different BCBS organizations and plan structures. Consequently, checking the prefix helps providers avoid billing mistakes and claim rejections.
Moreover, prefix verification supports:
- Accurate claim routing
- Faster eligibility confirmation
- Reduced administrative corrections
- Improved clean claim rates
- Better reimbursement outcomes
Because payer requirements can vary significantly, providers should always verify the prefix during patient registration and insurance verification.
BCBS Alpha Numeric Prefix W2A to W9Z List
In the below table we have compiled detailed list of BCBS Alpha Numeric Prefix W2A to W9Z.
| BCBS Prefix | State | Company Name | Types Of Health Plans |
|---|---|---|---|
| WAA | Alabama | BCBS of Alabama | PPO, High-Deductible Health Plan (HDHP), Medicaid |
| WAB | Illinois | BCBS of Illinois | HMO, Traditional Indemnity, EPO |
| WAC | Oregon/Idaho/Utah/Washington | Regence BCBS | Medicare Advantage, POS, PPO |
| WAD | Florida | Florida-Blue | EPO, High-Deductible Health Plan (HDHP), Traditional Indemnity |
| WAE | Texas | BCBS of Texas | Medicaid, HMO, POS |
| WAF | Alaska | Premera BCBS of Alaska | PPO, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| WAG | Illinois | BCBS of Illinois | Traditional Indemnity, EPO, HMO |
| WAH | Alaska | Premera BCBS of Alaska | High-Deductible Health Plan (HDHP), Medicaid, POS |
| WAI | Oregon/Idaho/Utah/Washington | Regence BCBS | Medicare Advantage, PPO, Traditional Indemnity |
| WAJ | South Carolina | BCBS of South Carolina | EPO, HMO, High-Deductible Health Plan (HDHP) |
| WAK | South Carolina | BCBS of South Carolina | POS, Medicaid, PPO |
| WAL | Massachusetts | BCBS of Massachusetts | Traditional Indemnity, Medicare Advantage, EPO |
| WAM | Pennsylvania | Highmark BCBS of Pennsylvania | High-Deductible Health Plan (HDHP), HMO, POS |
| WAN | Michigan | BCBS of Michigan | PPO, Traditional Indemnity, Medicaid |
| WAO | California | Blue-Shield of California | Medicare Advantage, EPO, High-Deductible Health Plan (HDHP) |
| WAP | Maryland/District of Columbia/Northern Virginia | Carefirst BCBS | HMO, POS, Traditional Indemnity |
| WAQ | South Carolina | BCBS of South Carolina | High-Deductible Health Plan (HDHP), PPO, Medicaid |
| WAR | South Carolina | BCBS of South Carolina | EPO, Medicare Advantage, HMO |
| WAT | Rhode Island | BCBS of Rhode Island | POS, High-Deductible Health Plan (HDHP), PPO |
| WAU | South Dakota/Iowa | Wellmark BCBS | Traditional Indemnity, Medicaid, EPO |
| WAV | Massachusetts | BCBS of Massachusetts | Medicare Advantage, HMO, High-Deductible Health Plan (HDHP) |
| WAW | Massachusetts | BCBS of Massachusetts | PPO, POS, Traditional Indemnity |
| WAX | Alaska | Premera BCBS of Alaska | Medicaid, EPO, Medicare Advantage |
| WAY | New Jersey | Horizon BCBS of New Jersey | High-Deductible Health Plan (HDHP), HMO, POS |
| WAZ | Alaska | Premera BCBS of Alaska | Traditional Indemnity, PPO, Medicaid |
| WBA | Illinois | BCBS of Illinois | EPO, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| WBB | California | Blue-Shield of California | HMO, POS, Traditional Indemnity |
| WBC | Virginia | Anthem BCBS of Virginia | High-Deductible Health Plan (HDHP), PPO, Medicaid |
| WBD | South Carolina | BCBS of South Carolina | Medicare Advantage, EPO, HMO |
| WBE | Idaho | Blue-Cross of Idaho | POS, Traditional Indemnity, High-Deductible Health Plan (HDHP) |
| WBF | Pennsylvania | Highmark BCBS of Pennsylvania | PPO, Medicaid, EPO |
| WBG | Oregon/Idaho/Utah/Washington | Regence BCBS | High-Deductible Health Plan (HDHP), Medicare Advantage, POS |
| WBH | Ohio | Anthem BCBS of Ohio | Traditional Indemnity, HMO, PPO |
| WBI | Ohio | Anthem BCBS of Ohio | EPO, High-Deductible Health Plan (HDHP), Medicaid |
| WBJ | Alaska | Premera BCBS of Alaska | POS, Medicare Advantage, Traditional Indemnity |
| WBK | North Carolina | BCBS of North Carolina | HMO, PPO, EPO |
| WBL | Kentucky | Anthem BCBS of Kentucky | High-Deductible Health Plan (HDHP), Medicaid, POS |
| WBM | South Dakota/Iowa | Wellmark BCBS | Medicare Advantage, Traditional Indemnity, HMO |
| WBN | Indiana | Anthem BCBS of Indiana | EPO, PPO, High-Deductible Health Plan (HDHP) |
| WBO | Oklahoma | BCBS of Oklahoma | POS, Medicaid, Traditional Indemnity |
| WBP | Oregon/Idaho/Utah/Washington | Regence BCBS | High-Deductible Health Plan (HDHP), Medicare Advantage, EPO |
| WBQ | Michigan | BCBS of Michigan | HMO, POS, PPO |
| WBR | California | Anthem Blue Cross of California | Medicaid, Traditional Indemnity, High-Deductible Health Plan (HDHP) |
| WBS | South Dakota/Iowa | Wellmark BCBS | Medicare Advantage, EPO, HMO |
| WBT | Ohio | Anthem BCBS of Ohio | POS, High-Deductible Health Plan (HDHP), PPO |
| WBU | Michigan | BCBS of Michigan | Traditional Indemnity, Medicaid, EPO |
| WBV | Texas | BCBS of Texas | High-Deductible Health Plan (HDHP), Medicare Advantage, HMO |
| WBW | Georgia | Anthem BCBS of Georgia | PPO, POS, Traditional Indemnity |
| WBX | New York (Northeastern) | Blue-Shield of Northeastern New York | Medicaid, EPO, High-Deductible Health Plan (HDHP) |
| WBY | Minnesota | BCBS of Minnesota | HMO, Medicare Advantage, POS |
| WBZ | Wisconsin | Anthem BCBS of Wisconsin | Traditional Indemnity, PPO, Medicaid |
| WCA | Missouri | Anthem BCBS of Missouri | High-Deductible Health Plan (HDHP), EPO, HMO |
| WCB | South Dakota/Iowa | Wellmark BCBS | PPO, High-Deductible Health Plan (HDHP), Medicaid |
| WCC | Illinois | BCBS of Illinois | HMO, Traditional Indemnity, EPO |
| WCD | Minnesota | BCBS of Minnesota | Medicare Advantage, POS, PPO |
| WCE | California | Anthem Blue-Cross | EPO, High-Deductible Health Plan (HDHP), Traditional Indemnity |
| WCG | Ohio | Anthem BCBS of Ohio | Medicaid, HMO, POS |
| WCH | Massachusetts | BCBS of Massachusetts | PPO, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| WCI | Wisconsin | Anthem BCBS of Wisconsin | Traditional Indemnity, EPO, HMO |
| WCK | Massachusetts | BCBS of Massachusetts | High-Deductible Health Plan (HDHP), Medicaid, POS |
| WCL | Alaska | Premera BCBS of Alaska | Medicare Advantage, PPO, Traditional Indemnity |
| WCM | Pennsylvania | Highmark BCBS of Pennsylvania | EPO, HMO, High-Deductible Health Plan (HDHP) |
| WCN | Oregon/Idaho/Utah/Washington | Regence BCBS | POS, Medicaid, PPO |
| WCO | Pennsylvania | Capital Blue-Cross of Pennsylvania | Traditional Indemnity, Medicare Advantage, EPO |
| WCP | Oregon/Idaho/Utah/Washington | Regence BCBS | High-Deductible Health Plan (HDHP), HMO, POS |
| WCQ | South Dakota/Iowa | Wellmark BCBS | PPO, Traditional Indemnity, Medicaid |
| WCS | Ohio | Anthem BCBS of Ohio | Medicare Advantage, EPO, High-Deductible Health Plan (HDHP) |
| WCT | California | Anthem Blue-Cross | HMO, POS, Traditional Indemnity |
| WCU | California | Anthem Blue-Cross | High-Deductible Health Plan (HDHP), PPO, Medicaid |
| WCV | Massachusetts | BCBS of Massachusetts | EPO, Medicare Advantage, HMO |
| WCW | California | Blue-Shield of California | POS, High-Deductible Health Plan (HDHP), PPO |
| WCX | South Dakota/Iowa | Wellmark BCBS | Traditional Indemnity, Medicaid, EPO |
| WCY | Oregon/Idaho/Utah/Washington | Regence BCBS | Medicare Advantage, HMO, High-Deductible Health Plan (HDHP) |
| WCZ | Idaho | Blue-Cross of Idaho | PPO, POS, Traditional Indemnity |
| WDA | Maryland/District of Columbia/Northern Virginia | Carefirst BCBS | Medicaid, EPO, Medicare Advantage |
| WDB | Virginia | Anthem BCBS of Virginia | High-Deductible Health Plan (HDHP), HMO, POS |
| WDD | Arkansas | Arkansas BCBS | Traditional Indemnity, PPO, Medicaid |
| WDE | Alabama | BCBS of Alabama | EPO, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| WDF | Maryland/District of Columbia/Northern Virginia | Carefirst BCBS | HMO, POS, Traditional Indemnity |
| WDG | California | Blue-Shield of California | High-Deductible Health Plan (HDHP), PPO, Medicaid |
| WDH | South Dakota/Iowa | Wellmark BCBS | Medicare Advantage, EPO, HMO |
| WDI | Pennsylvania | Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania | POS, Traditional Indemnity, High-Deductible Health Plan (HDHP) |
| WDK | Maryland | Carefirst BCBS of Maryland | PPO, Medicaid, EPO |
| WDM | Nebraska | BCBS of Nebraska | High-Deductible Health Plan (HDHP), Medicare Advantage, POS |
| WDO | Pennsylvania | Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania | Traditional Indemnity, HMO, PPO |
| WDP | Pennsylvania | HIghmark BCBS | EPO, High-Deductible Health Plan (HDHP), Medicaid |
| WDQ | Ohio | Anthem BCBS of Ohio | POS, Medicare Advantage, Traditional Indemnity |
| WDR | Washington | Regence Blue Shield of Washington | HMO, PPO, EPO |
| WDS | South Carolina | BCBS of South Carolina | High-Deductible Health Plan (HDHP), Medicaid, POS |
| WDT | Utah | Regence Blue Cross Blue Shield of Utah | Medicare Advantage, Traditional Indemnity, HMO |
| WDU | California | Blue-Shield of California | EPO, PPO, High-Deductible Health Plan (HDHP) |
| WDV | Pennsylvania | Independence Blue Cross | POS, Medicaid, Traditional Indemnity |
| WDX | Virginia | Anthem BCBS of Virginia | High-Deductible Health Plan (HDHP), Medicare Advantage, EPO |
| WDZ | California | Anthem Blue Cross of California | HMO, POS, PPO |
| WEA | Georgia | Anthem BCBS of Georgia | Medicaid, Traditional Indemnity, High-Deductible Health Plan (HDHP) |
| WEB | Oregon | Regence Blue Cross Blue Shield of Oregon | Medicare Advantage, EPO, HMO |
| WEC | Minnesota | BCBS of Minnesota | POS, High-Deductible Health Plan (HDHP), PPO |
| WED | California | Blue Shield of California | Traditional Indemnity, Medicaid, EPO |
| WEE | South Dakota/Iowa | Wellmark BCBS | High-Deductible Health Plan (HDHP), Medicare Advantage, HMO |
| WEF | Minnesota | BCBS of Minnesota | PPO, POS, Traditional Indemnity |
| WEG | Texas | BCBS of Texas | Medicaid, EPO, High-Deductible Health Plan (HDHP) |
| WEH | South Dakota/Iowa | Wellmark BCBS | HMO, Medicare Advantage, POS |
| WEI | South Dakota/Iowa | Wellmark BCBS | Traditional Indemnity, PPO, Medicaid |
| WEJ | Maryland/District of Columbia/Northern Virginia | Carefirst BCBS | High-Deductible Health Plan (HDHP), EPO, HMO |
| WEK | South Dakota/Iowa | Wellmark BCBS | PPO, High-Deductible Health Plan (HDHP), Medicaid |
| WEL | Massachusetts | BCBS of Massachusetts | HMO, Traditional Indemnity, EPO |
| WEM | California | Anthem Blue-Cross | Medicare Advantage, POS, PPO |
| WEO | Arkansas | Blue-Advantage of Arkansas | EPO, High-Deductible Health Plan (HDHP), Traditional Indemnity |
| WEP | California | Anthem Blue-Cross | Medicaid, HMO, POS |
| WEQ | Nebraska | BCBS of Nebraska | PPO, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| WER | Nebraska | BCBS of Nebraska | Traditional Indemnity, EPO, HMO |
| WES | Arkansas | Arkansas BCBS | High-Deductible Health Plan (HDHP), Medicaid, POS |
| WET | California | Anthem Blue-Cross | Medicare Advantage, PPO, Traditional Indemnity |
| WEU | Washington | Premera Blue Cross | EPO, HMO, High-Deductible Health Plan (HDHP) |
| WEV | New York (Western) | BCBS of Western New York | HMO, PPO, High-Deductible Health Plan (HDHP) |
| WEW | Maryland | Carefirst BCBS of Maryland | Medicaid, Traditional Indemnity, EPO |
| WEX | Utah | Regence BCBS of Utah | POS, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| WFA | Pennsylvania | Highmark BCBS of Pennsylvania | PPO, HMO, Traditional Indemnity |
| WFB | Maryland/District of Columbia/Northern Virginia | Carefirst BCBS | High-Deductible Health Plan (HDHP), Medicaid, POS |
| WFC | Idaho | Blue-Cross of Idaho | Medicare Advantage, EPO, PPO |
| WFD | California | Anthem Blue-Cross | Traditional Indemnity, High-Deductible Health Plan (HDHP), HMO |
| WFE | Oregon/Idaho/Utah/Washington | Regence BCBS | Medicaid, POS, Medicare Advantage |
| WFF | Tennessee | BCBS of Tennessee | EPO, PPO, High-Deductible Health Plan (HDHP) |
| WFG | Oregon/Idaho/Utah/Washington | Regence BCBS | HMO, Traditional Indemnity, POS |
| WFH | Missouri | Anthem BCBS of Missouri | High-Deductible Health Plan (HDHP), Medicare Advantage, Medicaid |
| WFI | New York | Empire BCBS of New York | PPO, EPO, HMO |
| WFJ | Maryland/District of Columbia/Northern Virginia | Carefirst BCBS | Traditional Indemnity, High-Deductible Health Plan (HDHP), POS |
| WFK | Michigan | BCBS of Michigan | Medicaid, Medicare Advantage, PPO |
| WFL | Georgia | Anthem BCBS of Georgia | EPO, HMO, Traditional Indemnity |
| WFM | New York | Excellus BCBS of New York | High-Deductible Health Plan (HDHP), POS, Medicaid |
| WFN | Washington | Regence BCBS of Washington | PPO, Medicare Advantage, EPO |
| WFO | Tennessee | BCBS of Tennessee | HMO, Traditional Indemnity, High-Deductible Health Plan (HDHP) |
| WFP | Illinois | BCBS of Illinois | POS, Medicaid, PPO |
| WFQ | Indiana | Anthem BCBS of Indiana | EPO, Medicare Advantage, HMO |
| WFS | New York | Empire BCBS of New York | High-Deductible Health Plan (HDHP), Traditional Indemnity, POS |
| WFT | Alaska | Premera BCBS of Alaska | Medicaid, PPO, EPO |
| WFU | South Carolina | BCBS of South Carolina | Medicare Advantage, HMO, High-Deductible Health Plan (HDHP) |
| WFV | Maryland/District of Columbia/Northern Virginia | Carefirst BCBS | POS, Traditional Indemnity, PPO |
| WFW | Pennsylvania | Highmark BCBS of Pennsylvania | High-Deductible Health Plan (HDHP), Medicaid, EPO |
| WFX | Alaska | Premera BCBS of Alaska | HMO, Medicare Advantage, POS |
| WFY | Maryland/District of Columbia/Northern Virginia | Carefirst BCBS | Traditional Indemnity, PPO, High-Deductible Health Plan (HDHP) |
| WFZ | New York | Excellus BCBS of New York | EPO, Medicaid, HMO |
| WGA | Washington | Premera Blue Cross | Medicare Advantage, POS, Traditional Indemnity |
| WGB | Idaho | Blue-Cross of Idaho | PPO, High-Deductible Health Plan (HDHP), EPO |
| WGC | Massachusetts | BCBS of Massachusetts | Medicaid, HMO, Medicare Advantage |
| WGD | South Dakota/Iowa | Wellmark BCBS | High-Deductible Health Plan (HDHP), POS, Traditional Indemnity |
| WGE | Alabama | BCBS of Alabama | EPO, PPO, Medicaid |
| WGF | California | Anthem Blue-Cross | HMO, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| WGH | South Dakota/Iowa | Wellmark BCBS | POS, Traditional Indemnity, EPO |
| WGI | Michigan | BCBS of Michigan | PPO, Medicaid, High-Deductible Health Plan (HDHP) |
| WGJ | Maryland/District of Columbia/Northern Virginia | Carefirst BCBS | Medicare Advantage, HMO, POS |
| WGL | Georgia | Anthem BCBS of Georgia | Traditional Indemnity, High-Deductible Health Plan (HDHP), PPO |
| WGM | Virginia | Anthem BCBS of Virginia | Medicaid, EPO, Medicare Advantage |
| WGN | New York | Excellus BCBS of New York | High-Deductible Health Plan (HDHP), POS, HMO |
| WGO | California | Blue-Shield of California | PPO, Traditional Indemnity, Medicaid |
| WGP | South Dakota/Iowa | Wellmark BCBS | Medicare Advantage, EPO, High-Deductible Health Plan (HDHP) |
| WGQ | New Hampshire | Anthem BCBS of New Hampshire | HMO, POS, PPO |
| WGR | South Dakota/Iowa | Wellmark BCBS | High-Deductible Health Plan (HDHP), Medicaid, Traditional Indemnity |
| WGT | New York (Western) | BCBS of Western New York | EPO, Medicare Advantage, HMO |
| WGV | California | Anthem Blue Cross of California | POS, PPO, High-Deductible Health Plan (HDHP) |
| WGW | Missouri | Anthem BCBS of Missouri | Medicaid, Traditional Indemnity, EPO |
| WGX | Arkansas | Arkansas BCBS | High-Deductible Health Plan (HDHP), HMO, Medicare Advantage |
| WGY | Maryland | Carefirst BCBS of Maryland | PPO, POS, Traditional Indemnity |
| WGZ | Illinois | BCBS of Illinois | EPO, Medicaid, High-Deductible Health Plan (HDHP) |
| WHA | Virginia | Anthem BCBS of Virginia | Medicare Advantage, HMO, POS |
| WHB | Massachusetts | BCBS of Massachusetts | High-Deductible Health Plan (HDHP), PPO, EPO |
| WHC | Michigan | BCBS of Michigan | Traditional Indemnity, Medicaid, HMO |
| WHD | Michigan | BCBS of Michigan | POS, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| WHE | Maryland/District of Columbia/Northern Virginia | Carefirst BCBS | PPO, EPO, Traditional Indemnity |
| WHF | South Dakota/Iowa | Wellmark BCBS | Medicaid, High-Deductible Health Plan (HDHP), HMO |
| WHG | Idaho | Blue-Cross of Idaho | Medicare Advantage, POS, PPO |
| WHH | South Dakota/Iowa | Wellmark BCBS | EPO, Traditional Indemnity, High-Deductible Health Plan (HDHP) |
| WHI | New York | Empire BCBS of New York | HMO, Medicaid, POS |
| WHJ | Massachusetts | BCBS of Massachusetts | PPO, Medicare Advantage, EPO |
| WHK | Virginia | Anthem BCBS of Virginia | Traditional Indemnity, High-Deductible Health Plan (HDHP), HMO |
| WHL | New York (Western) | BCBS of Western New York | POS, Medicaid, Medicare Advantage |
| WHM | Arkansas | Blue-Advantage of Arkansas | High-Deductible Health Plan (HDHP), PPO, EPO |
| WHN | Michigan | BCBS of Michigan | Traditional Indemnity, HMO, POS |
| WHO | Michigan | BCBS of Michigan | Medicaid, High-Deductible Health Plan (HDHP), PPO |
| WHP | Maryland/District of Columbia/Northern Virginia | Carefirst BCBS | Medicare Advantage, EPO, Traditional Indemnity |
| WHQ | Pennsylvania | Highmark BCBS of Pennsylvania | HMO, POS, High-Deductible Health Plan (HDHP) |
| WHR | Pennsylvania | Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania | PPO, Medicaid, Medicare Advantage |
| WHS | Illinois | BCBS of Illinois | Traditional Indemnity, High-Deductible Health Plan (HDHP), EPO |
| WHT | Massachusetts | BCBS of Massachusetts | POS, HMO, PPO |
| WHU | South Dakota/Iowa | Wellmark BCBS | High-Deductible Health Plan (HDHP), Medicare Advantage, Medicaid |
| WHV | Pennsylvania | Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania | EPO, Traditional Indemnity, POS |
| WHW | Minnesota | BCBS of Minnesota | PPO, High-Deductible Health Plan (HDHP), HMO |
| WHX | Massachusetts | BCBS of Massachusetts | Medicare Advantage, Medicaid, EPO |
| WHY | Indiana | Anthem BCBS of Indiana | Traditional Indemnity, POS, High-Deductible Health Plan (HDHP) |
| WHZ | Georgia | Anthem BCBS of Georgia | HMO, PPO, Medicare Advantage |
| WIA | Virginia | Anthem BCBS of Virginia | EPO, Medicaid, High-Deductible Health Plan (HDHP) |
| WIB | South Carolina | BCBS of South Carolina | Traditional Indemnity, POS, HMO |
| WIC | Pennsylvania | Capital Blue Cross | Medicare Advantage, High-Deductible Health Plan (HDHP), PPO |
| WID | Michigan | BCBS of Michigan | EPO, Medicaid, Traditional Indemnity |
| WIE | Arkansas | Arkansas BCBS | HMO, POS, Medicare Advantage |
| WIF | North Carolina | BCBS of North Carolina | High-Deductible Health Plan (HDHP), PPO, EPO |
| WIG | Wisconsin | Anthem BCBS of Wisconsin | Medicaid, Traditional Indemnity, High-Deductible Health Plan (HDHP) |
| WIH | Alaska | Premera Blue-Cross of Alaska | POS, HMO, Medicare Advantage |
| WII | Alabama | BCBS of Alabama | Traditional Indemnity, PPO, High-Deductible Health Plan (HDHP) |
| WIJ | Georgia | Anthem BCBS of Georgia | Medicaid, EPO, HMO |
| WIK | California | Blue-Shield of California | High-Deductible Health Plan (HDHP), POS, Traditional Indemnity |
| WIL | Alabama | BCBS of Alabama | PPO, Medicare Advantage, Medicaid |
| WIM | California | Blue-Shield of California | EPO, HMO, High-Deductible Health Plan (HDHP) |
| WIN | South Dakota/Iowa | Wellmark BCBS | Traditional Indemnity, POS, PPO |
| WIO | California | Blue-Shield of California | Medicaid, High-Deductible Health Plan (HDHP), EPO |
| WIP | Oregon/Idaho/Utah/Washington | Regence BCBS | Medicare Advantage, HMO, Traditional Indemnity |
| WIQ | Georgia | Anthem BCBS of Georgia | POS, PPO, High-Deductible Health Plan (HDHP) |
| WIR | Michigan | BCBS of Michigan | EPO, Medicaid, Traditional Indemnity |
| WIT | Michigan | BCBS of Michigan | HMO, Medicare Advantage, POS |
| WIU | Wisconsin | Anthem BCBS of Wisconsin | High-Deductible Health Plan (HDHP), PPO, EPO |
| WIV | Pennsylvania | Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania | Traditional Indemnity, Medicaid, HMO |
| WIW | Georgia | Anthem BCBS of Georgia | POS, High-Deductible Health Plan (HDHP), Medicare Advantage |
| WIX | Georgia | Anthem BCBS of Georgia | PPO, EPO, Traditional Indemnity |
| WIY | Kansas City | BCBS of Kansas City | Medicaid, HMO, POS |
| WIZ | Oregon | Regence Blue Cross Blue Shield of Oregon | High-Deductible Health Plan (HDHP), Medicare Advantage, PPO |
| WJA | Alaska | Premera BCBS of Alaska | EPO, Traditional Indemnity, Medicaid |
| WJB | California | Anthem BCBS of California | HMO, POS, High-Deductible Health Plan (HDHP) |
| WJC | Maryland | Carefirst BCBS of Maryland | Medicare Advantage, PPO, EPO |
| WJD | Georgia | Anthem BCBS of Georgia | Traditional Indemnity, Medicaid, HMO |
| WJE | Indiana | Anthem BCBS of Indiana | High-Deductible Health Plan (HDHP), POS, Medicare Advantage |
| WJF | Illinois | BCBS of Illinois | PPO, Traditional Indemnity, EPO |
| WJG | Massachusetts | BCBS of Massachusetts | Medicaid, HMO, High-Deductible Health Plan (HDHP) |
| WJH | Maryland/District of Columbia/Northern Virginia | Carefirst BCBS | Medicare Advantage, POS, PPO |
| WJI | Pennsylvania | Highmark BCBS of Pennsylvania | HMO, High-Deductible Health Plan (HDHP), POS |
| WJJ | Maryland/District of Columbia/Northern Virginia | Carefirst BCBS | PPO, Traditional Indemnity, EPO |
| WJK | Pennsylvania | Capital Blue-Cross of Pennsylvania | Medicaid, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| WJL | Nebraska | BCBS of Nebraska | EPO, Traditional Indemnity, HMO |
| WJM | South Dakota/Iowa | Wellmark BCBS | High-Deductible Health Plan (HDHP), PPO, Medicaid |
| WJN | South Carolina | BCBS of South Carolina | POS, Medicare Advantage, EPO |
| WJO | Pennsylvania | Highmark BCBS of Pennsylvania | HMO, High-Deductible Health Plan (HDHP), Traditional Indemnity |
| WJP | Wisconsin | Anthem BCBS of Wisconsin | Medicaid, PPO, POS |
| WJR | Virginia | Anthem BCBS of Virginia | Medicare Advantage, EPO, High-Deductible Health Plan (HDHP) |
| WJS | Ohio | Anthem BCBS of Ohio | Traditional Indemnity, HMO, PPO |
| WJT | Missouri | Anthem BCBS of Missouri | POS, High-Deductible Health Plan (HDHP), Medicaid |
| WJU | South Dakota/Iowa | Wellmark BCBS | EPO, Medicare Advantage, Traditional Indemnity |
| WJV | Texas | BCBS of Texas | High-Deductible Health Plan (HDHP), HMO, POS |
| WJW | Illinois | BCBS of Illinois | PPO, Medicaid, EPO |
| WJX | Illinois | BCBS of Illinois | Medicare Advantage, High-Deductible Health Plan (HDHP), Traditional Indemnity |
| WJY | Illinois | BCBS of Illinois | HMO, POS, PPO |
| WJZ | Massachusetts | BCBS of Massachusetts | Medicaid, High-Deductible Health Plan (HDHP), Medicare Advantage |
| WKA | Ohio | Anthem BCBS of Ohio | EPO, Traditional Indemnity, HMO |
| WKC | Pennsylvania | Capital Blue-Cross of Pennsylvania | High-Deductible Health Plan (HDHP), PPO, Medicaid |
| WKD | Alabama | BCBS of Alabama | POS, Medicare Advantage, EPO |
| WKF | California | Anthem Blue-Cross | HMO, Traditional Indemnity, High-Deductible Health Plan (HDHP) |
| WKH | California | Anthem Blue-Cross | PPO, Medicaid, POS |
| WKI | Oregon/Idaho/Utah/Washington | Regence BCBS | Medicare Advantage, EPO, High-Deductible Health Plan (HDHP) |
| WKJ | Ohio | Anthem BCBS of Ohio | Traditional Indemnity, HMO, PPO |
| WKK | Illinois | BCBS of Illinois | High-Deductible Health Plan (HDHP), Medicaid, Medicare Advantage |
| WKL | Alaska | Premera BCBS of Alaska | EPO, Traditional Indemnity, POS |
| WKM | New York | Empire BCBS of New York | HMO, PPO, High-Deductible Health Plan (HDHP) |
| WKN | New York | Empire BCBS of New York | Medicaid, Medicare Advantage, EPO |
| WKO | Alabama | BCBS of Alabama | POS, Traditional Indemnity, High-Deductible Health Plan (HDHP) |
| WKP | Pennsylvania | Capital Blue-Cross of Pennsylvania | PPO, HMO, Medicaid |
| WKQ | North Carolina | BCBS of North Carolina | Medicare Advantage, EPO, High-Deductible Health Plan (HDHP) |
| WKR | Wisconsin | Anthem BCBS of Wisconsin | Traditional Indemnity, POS, HMO |
| WKS | Massachusetts | BCBS of Massachusetts | High-Deductible Health Plan (HDHP), PPO, Medicare Advantage |
| WKT | Wisconsin | Anthem BCBS of Wisconsin | Medicaid, EPO, Traditional Indemnity |
| WKU | North Carolina | BCBS of North Carolina | POS, HMO, High-Deductible Health Plan (HDHP) |
| WKW | Massachusetts | BCBS of Massachusetts | PPO, Medicare Advantage, Medicaid |
| WKX | Wisconsin | Anthem BCBS of Wisconsin | EPO, Traditional Indemnity, High-Deductible Health Plan (HDHP) |
| WKY | Illinois | BCBS of Illinois | HMO, POS, PPO |
| WKZ | Wisconsin | Anthem BCBS of Wisconsin | High-Deductible Health Plan (HDHP), Medicaid, Medicare Advantage |
| WLA | Delaware | BCBS of Delaware | Traditional Indemnity, EPO, HMO |
| WLB | South Carolina | BCBS of South Carolina | POS, High-Deductible Health Plan (HDHP), PPO |
| WLC | Texas | BCBS of Texas | Medicaid, Medicare Advantage, Traditional Indemnity |
| WLD | California | Blue Shield of California | EPO, HMO, High-Deductible Health Plan (HDHP) |
| WLE | Michigan | BCBS of Michigan | PPO, POS, Medicaid |
| WLF | Illinois | BCBS of Illinois | Medicare Advantage, Traditional Indemnity, EPO |
| WLG | Alabama | BCBS of Alabama | High-Deductible Health Plan (HDHP), HMO, PPO |
| WLH | California | Blue-Shield of California | Medicaid, POS, High-Deductible Health Plan (HDHP) |
| WLI | Ohio | Anthem BCBS of Ohio | Traditional Indemnity, EPO, Medicare Advantage |
| WLJ | Alaska | Premera BCBS of Alaska | HMO, PPO, High-Deductible Health Plan (HDHP) |
| WLK | Idaho | Blue-Cross of Idaho | Medicaid, POS, Traditional Indemnity |
| WLL | Kentucky | Anthem BCBS of Kentucky | EPO, High-Deductible Health Plan (HDHP), HMO |
| WLM | Illinois | BCBS of Illinois | PPO, Medicare Advantage, Medicaid |
| WLN | Delaware | Highmark BCBS of Delaware | Traditional Indemnity, POS, EPO |
| WLO | Kansas City | BCBS of Kansas City | High-Deductible Health Plan (HDHP), HMO, PPO |
| WLP | California | Anthem Blue-Cross | Medicaid, Medicare Advantage, Traditional Indemnity |
| WLQ | South Dakota/Iowa | Wellmark BCBS | POS, EPO, High-Deductible Health Plan (HDHP) |
| WLR | New York | Empire BCBS of New York | HMO, PPO, Medicaid |
| WLS | Alabama | BCBS of Alabama | Medicare Advantage, Traditional Indemnity, POS |
| WLT | South Dakota/Iowa | Wellmark BCBS | High-Deductible Health Plan (HDHP), EPO, HMO |
| WLU | Indiana | Anthem BCBS of Indiana | PPO, Medicaid, High-Deductible Health Plan (HDHP) |
| WLV | Alabama | BCBS of Alabama | Traditional Indemnity, Medicare Advantage, POS |
| WLW | South Dakota/Iowa | Wellmark BCBS | EPO, HMO, PPO |
| WLX | South Dakota/Iowa | Wellmark BCBS | High-Deductible Health Plan (HDHP), Medicaid, Traditional Indemnity |
| WLY | South Dakota/Iowa | Wellmark BCBS | POS, Medicare Advantage, EPO |
| WLZ | Delaware | Highmark BCBS of Delaware | HMO, PPO, High-Deductible Health Plan (HDHP) |
| WMA | South Dakota/Iowa | Wellmark BCBS | Medicaid, Traditional Indemnity, Medicare Advantage |
| WMB | Missouri | Anthem BCBS of Missouri | EPO, High-Deductible Health Plan (HDHP), POS |
| WMC | Minnesota | BCBS of Minnesota | PPO, HMO, Traditional Indemnity |
| WMD | Minnesota | BCBS of Minnesota | Medicare Advantage, Medicaid, High-Deductible Health Plan (HDHP) |
| WME | Illinois | BCBS of Illinois | POS, EPO, HMO |
| WMF | South Dakota/Iowa | Wellmark BCBS | Traditional Indemnity, High-Deductible Health Plan (HDHP), PPO |
| WMG | California | Anthem Blue-Cross | Medicaid, Medicare Advantage, POS |
| WMH | Delaware | Highmark BCBS of Delaware | EPO, HMO, Traditional Indemnity |
| WMI | Michigan | BCBS of Michigan | High-Deductible Health Plan (HDHP), PPO, Medicaid |
| WMJ | Arkansas | Arkansas BCBS | Medicare Advantage, POS, EPO |
| WMK | Pennsylvania | Capital Blue-Cross of Pennsylvania | HMO, Traditional Indemnity, High-Deductible Health Plan (HDHP) |
| WML | Wisconsin | Anthem BCBS of Wisconsin | PPO, Medicaid, Medicare Advantage |
| WMM | Minnesota | BCBS of Minnesota | High-Deductible Health Plan (HDHP), EPO, POS |
| WMN | Illinois | BCBS of Illinois | Traditional Indemnity, HMO, PPO |
| WMO | California | Anthem Blue-Cross | Medicaid, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| WMP | Minnesota | BCBS of Minnesota | POS, EPO, Traditional Indemnity |
| WMQ | Pennsylvania | Capital Blue Cross | HMO, High-Deductible Health Plan (HDHP), PPO |
| WMR | Indiana | Anthem BCBS of Indiana | Medicaid, Traditional Indemnity, Medicare Advantage |
| WMS | Indiana | Anthem BCBS of Indiana | EPO, POS, High-Deductible Health Plan (HDHP) |
| WMT | California | Anthem Blue-Cross | PPO, HMO, Medicaid |
| WMU | Texas | BCBS of Texas | Traditional Indemnity, Medicare Advantage, EPO |
| WMV | Tennessee | BCBS of Tennessee | High-Deductible Health Plan (HDHP), POS, PPO |
| WMW | Arkansas | Arkansas BCBS | Medicaid, HMO, Traditional Indemnity |
| WMX | Indiana | Anthem BCBS of Indiana | EPO, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| WMY | Arkansas | Arkansas BCBS | PPO, POS, HMO |
| WMZ | Indiana | Anthem BCBS of Indiana | Traditional Indemnity, Medicaid, High-Deductible Health Plan (HDHP) |
| WNA | Indiana | Anthem BCBS of Indiana | Medicare Advantage, EPO, POS |
| WNB | New York | Empire BCBS of New York | HMO, PPO, Traditional Indemnity |
| WNC | Alabama | BCBS of Alabama | High-Deductible Health Plan (HDHP), Medicaid, Medicare Advantage |
| WND | New York | Excellus BCBS of New York | POS, EPO, High-Deductible Health Plan (HDHP) |
| WNE | Alaska | Premera BCBS of Alaska | PPO, HMO, Traditional Indemnity |
| WNF | California | Anthem Blue-Cross | HMO, PPO, Medicaid |
| WNG | Wisconsin | Anthem BCBS of Wisconsin | High-Deductible Health Plan (HDHP), EPO, Traditional Indemnity |
| WNH | New York | Empire BCBS of New York | Medicare Advantage, POS, HMO |
| WNI | Oregon/Idaho/Utah/Washington | Regence BCBS | PPO, Traditional Indemnity, High-Deductible Health Plan (HDHP) |
| WNK | Arkansas | Arkansas BCBS | Medicaid, EPO, Medicare Advantage |
| WNL | Maryland/District of Columbia/Northern Virginia | Carefirst BCBS | POS, High-Deductible Health Plan (HDHP), HMO |
| WNM | New York (Western) | BCBS of Western New York | EPO, Medicaid, Traditional Indemnity |
| WNN | Illinois | BCBS of Illinois | HMO, PPO, Medicare Advantage |
| WNO | Massachusetts | BCBS of Massachusetts | High-Deductible Health Plan (HDHP), POS, Traditional Indemnity |
| WNP | California | Anthem Blue Cross of California | Medicare Advantage, EPO, Medicaid |
| WNQ | Michigan | BCBS of Michigan | PPO, HMO, High-Deductible Health Plan (HDHP) |
| WNR | Georgia | Anthem BCBS of Georgia | Traditional Indemnity, POS, Medicare Advantage |
| WNS | Illinois | BCBS of Illinois | Medicaid, High-Deductible Health Plan (HDHP), EPO |
| WNT | Illinois | BCBS of Illinois | HMO, Traditional Indemnity, PPO |
| WNU | Massachusetts | BCBS of Massachusetts | POS, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| WNW | Massachusetts | BCBS of Massachusetts | EPO, Medicaid, HMO |
| WNX | Arkansas | Arkansas BCBS | High-Deductible Health Plan (HDHP), Traditional Indemnity, POS |
| WNY | Illinois | BCBS of Illinois | Medicare Advantage, PPO, EPO |
| WNZ | Massachusetts | BCBS of Massachusetts | HMO, Medicaid, High-Deductible Health Plan (HDHP) |
| WOA | California | Anthem Blue-Cross | Traditional Indemnity, POS, Medicare Advantage |
| WOB | Alaska | Premera BCBS of Alaska | EPO, High-Deductible Health Plan (HDHP), PPO |
| WOC | Virginia | Carefirst Administrators | Medicaid, HMO, Traditional Indemnity |
| WOD | Pennsylvania | Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania | High-Deductible Health Plan (HDHP), Medicare Advantage, POS |
| WOE | California | Blue Cross of California | PPO, EPO, HMO |
| WOF | Michigan | BCBS of Michigan | Traditional Indemnity, High-Deductible Health Plan (HDHP), Medicaid |
| WOH | Pennsylvania | Highmark BCBS of Pennsylvania | Medicare Advantage, POS, EPO |
| WOJ | Arkansas | Arkansas BCBS | HMO, PPO, High-Deductible Health Plan (HDHP) |
| WOK | South Carolina | BCBS of South Carolina | Medicaid, Traditional Indemnity, Medicare Advantage |
| WOL | New York (Northeastern) | Blue-Shield of Northeastern New York | High-Deductible Health Plan (HDHP), POS, EPO |
| WOM | Pennsylvania | Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania | PPO, HMO, Traditional Indemnity |
| WOO | Michigan | BCBS of Michigan | Medicaid, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| WOP | Michigan | BCBS of Michigan | POS, EPO, HMO |
| WOQ | Michigan | BCBS of Michigan | Traditional Indemnity, High-Deductible Health Plan (HDHP), PPO |
| WOS | Nevada | Anthem BCBS of Nevada | Medicare Advantage, Medicaid, POS |
| WOT | Michigan | BCBS of Michigan | EPO, HMO, Traditional Indemnity |
| WOU | South Dakota/Iowa | Wellmark BCBS | High-Deductible Health Plan (HDHP), PPO, Medicare Advantage |
| WOV | Georgia | Anthem BCBS of Georgia | Medicaid, POS, EPO |
| WOW | Alaska | Premera BCBS of Alaska | Traditional Indemnity, HMO, High-Deductible Health Plan (HDHP) |
| WOX | California | Anthem Blue Cross of California | Medicare Advantage, PPO, Medicaid |
| WOY | Michigan | BCBS of Michigan | EPO, Traditional Indemnity, POS |
| WOZ | Colorado | Anthem BCBS of Colorado | High-Deductible Health Plan (HDHP), HMO, PPO |
| WPA | Arkansas | Arkansas BCBS | Medicaid, Medicare Advantage, EPO |
| WPB | Pennsylvania | Capital Blue-Cross of Pennsylvania | Traditional Indemnity, High-Deductible Health Plan (HDHP), POS |
| WPC | Kansas City | BCBS of Kansas City | HMO, PPO, Medicare Advantage |
| WPD | Ohio | Anthem BCBS of Ohio | Medicaid, EPO, High-Deductible Health Plan (HDHP) |
| WPE | Missouri | Anthem of Missouri | Traditional Indemnity, POS, HMO |
| WPF | Rhode Island | BCBS of Rhode Island | High-Deductible Health Plan (HDHP), Medicare Advantage, PPO |
| WPG | Kansas City | BCBS of Kansas City | EPO, Medicaid, Traditional Indemnity |
| WPH | Alabama | BCBS of Alabama | HMO, High-Deductible Health Plan (HDHP), POS |
| WPI | Michigan | BCBS of Michigan | PPO, Medicare Advantage, EPO |
| WPK | California | Anthem Blue-Cross | Traditional Indemnity, HMO, High-Deductible Health Plan (HDHP) |
| WPL | Ohio | Anthem BCBS of Ohio | Medicaid, POS, PPO |
| WPM | Kansas City | BCBS of Kansas City | High-Deductible Health Plan (HDHP), EPO, Medicare Advantage |
| WPO | Michigan | BCBS of Michigan | HMO, Traditional Indemnity, Medicaid |
| WPP | Kentucky | Anthem BCBS of Kentucky | POS, High-Deductible Health Plan (HDHP), PPO |
| WPQ | Colorado | Anthem BCBS of Colorado | Medicare Advantage, EPO, HMO |
| WPR | New York | Empire BCBS of New York | Traditional Indemnity, Medicaid, High-Deductible Health Plan (HDHP) |
| WPS | Arkansas | Arkansas BCBS | PPO, POS, Medicare Advantage |
| WPT | South Dakota/Iowa | Wellmark BCBS | EPO, HMO, Traditional Indemnity |
| WPU | California | Anthem Blue-Cross | High-Deductible Health Plan (HDHP), Medicaid, POS |
| WPV | California | Anthem Blue-Cross | Medicare Advantage, PPO, EPO |
| WPW | Indiana | Anthem BCBS of Indiana | Traditional Indemnity, High-Deductible Health Plan (HDHP), HMO |
| WPX | California | Anthem Blue-Cross | Medicaid, POS, PPO |
| WPY | California | Anthem Blue-Cross | EPO, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| WPZ | South Dakota/Iowa | Wellmark BCBS | HMO, Traditional Indemnity, POS |
| WQB | Pennsylvania | Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania | High-Deductible Health Plan (HDHP), Medicaid, EPO |
| WQC | Rhose Island | BCBS of Rhose Island | PPO, Medicare Advantage, HMO |
| WQD | New York (Western) | BCBS of Western New York | Traditional Indemnity, POS, High-Deductible Health Plan (HDHP) |
| WQE | Pennsylvania | Highmark BCBS of Pennsylvania | Medicaid, EPO, PPO |
| WQF | Virginia | Anthem BCBS of Virginia | HMO, High-Deductible Health Plan (HDHP), Medicare Advantage |
| WQG | Pennsylvania | Highmark BCBS of Pennsylvania | POS, Traditional Indemnity, EPO |
| WQH | Pennsylvania | Highmark BCBS of Pennsylvania | PPO, Medicaid, High-Deductible Health Plan (HDHP) |
| WQI | Pennsylvania | Highmark BCBS of Pennsylvania | Medicare Advantage, HMO, Traditional Indemnity |
| WQJ | New York (Western) | BCBS of Western New York | High-Deductible Health Plan (HDHP), POS, PPO |
| WQK | New York (Western) | BCBS of Western New York | Medicaid, Traditional Indemnity, EPO |
| WQM | Wisconsin | Anthem BCBS of Wisconsin | HMO, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| WQN | Illinois | BCBS of Illinois | POS, PPO, Traditional Indemnity |
| WQO | New York (Western) | BCBS of Western New York | High-Deductible Health Plan (HDHP), Medicaid, EPO |
| WQP | Ohio | Anthem BCBS of Ohio | Medicare Advantage, HMO, POS |
| WQQ | New York (Western) | BCBS of Western New York | Traditional Indemnity, PPO, High-Deductible Health Plan (HDHP) |
| WQR | Pennsylvania | Highmark BCBS of Pennsylvania | Medicaid, EPO, HMO |
| WQT | South Carolina | BCBS of South Carolina | High-Deductible Health Plan (HDHP), POS, Medicare Advantage |
| WQU | Ohio | Anthem BCBS of Ohio | Traditional Indemnity, PPO, EPO |
| WQV | Minnesota | BCBS of Minnesota | Medicaid, High-Deductible Health Plan (HDHP), HMO |
| WQW | South Dakota/Iowa | Wellmark BCBS | POS, Medicare Advantage, Traditional Indemnity |
| WQX | California | Blue Shield of California | EPO, PPO, High-Deductible Health Plan (HDHP) |
| WQY | Ohio | Anthem BCBS of Ohio | HMO, Medicaid, POS |
| WQZ | South Dakota/Iowa | Wellmark BCBS | High-Deductible Health Plan (HDHP), Traditional Indemnity, Medicare Advantage |
| WRA | South Dakota/Iowa | Wellmark BCBS | PPO, EPO, HMO |
| WRC | New Jersey | Horizon BCBS of New Jersey | Medicaid, High-Deductible Health Plan (HDHP), POS |
| WRD | New York | Blue Shield of Northeastern New York | Traditional Indemnity, Medicare Advantage, PPO |
| WRE | Kentucky | Anthem BCBS of Kentucky | EPO, HMO, High-Deductible Health Plan (HDHP) |
| WRF | Massachusetts | BCBS of Massachusetts | Medicaid, POS, Traditional Indemnity |
| WRG | Ohio | Anthem BCBS of Ohio | Medicare Advantage, PPO, EPO |
| WRI | Alabama | BCBS of Alabama | High-Deductible Health Plan (HDHP), HMO, POS |
| WRJ | South Carolina | BCBS of South Carolina | Traditional Indemnity, Medicaid, High-Deductible Health Plan (HDHP) |
| WRK | Rhode Island | BCBS of Rhode Island | PPO, Medicare Advantage, EPO |
| WRL | Oregon/Idaho/Utah/Washington | Regence BCBS | HMO, POS, Traditional Indemnity |
| WRM | Pennsylvania | Highmark BCBS of Pennsylvania | High-Deductible Health Plan (HDHP), Medicaid, PPO |
| WRN | Oregon/Idaho/Utah/Washington | Regence BCBS | HMO, Traditional Indemnity, High-Deductible Health Plan (HDHP) |
| WRO | Georgia | Anthem BCBS of Georgia | PPO, Medicaid, EPO |
| WRQ | Georgia | Anthem BCBS of Georgia | Medicare Advantage, POS, Traditional Indemnity |
| WRR | Missouri | Anthem BCBS of Missouri | High-Deductible Health Plan (HDHP), HMO, PPO |
| WRS | California | Anthem Blue-Cross | EPO, Medicaid, Medicare Advantage |
| WRT | Idaho | Blue Cross of Idaho | POS, High-Deductible Health Plan (HDHP), Traditional Indemnity |
| WRU | South Dakota/Iowa | Wellmark BCBS | HMO, PPO, EPO |
| WRV | Alabama | BCBS of Alabama | Medicaid, High-Deductible Health Plan (HDHP), POS |
| WRW | Rhode Island | BCBS of Rhode Island | Traditional Indemnity, Medicare Advantage, HMO |
| WRX | California | Anthem Blue-Cross | PPO, EPO, High-Deductible Health Plan (HDHP) |
| WRY | Georgia | Anthem BCBS of Georgia | POS, Medicaid, Traditional Indemnity |
| WRZ | Georgia | Anthem BCBS of Georgia | High-Deductible Health Plan (HDHP), Medicare Advantage, PPO |
| WSA | Arkansas | Blue-Advantage of Arkansas | EPO, HMO, POS |
| WSB | Minnesota | BCBS of Minnesota | Medicaid, High-Deductible Health Plan (HDHP), Traditional Indemnity |
| WSC | Illinois | BCBS of Illinois | HMO, POS, Medicare Advantage |
| WSD | Wisconsin | Anthem BCBS of Wisconsin | PPO, EPO, High-Deductible Health Plan (HDHP) |
| WSE | Arizona | BCBS of Arizona | Traditional Indemnity, Medicaid, POS |
| WSF | Arkansas | Arkansas BCBS | High-Deductible Health Plan (HDHP), HMO, Medicare Advantage |
| WSG | Ohio | Anthem BCBS of Ohio | EPO, PPO, Traditional Indemnity |
| WSH | Pennsylvania | Highmark BCBS | Medicaid, High-Deductible Health Plan (HDHP), HMO |
| WSI | North Carolina | BCBS of North Carolina | POS, Medicare Advantage, EPO |
| WSJ | California | Anthem Blue-Cross | High-Deductible Health Plan (HDHP), Traditional Indemnity, PPO |
| WSK | Nevada | Anthem BCBS of Nevada | HMO, Medicaid, POS |
| WSL | South Dakota/Iowa | Wellmark BCBS | EPO, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| WSM | Wisconsin | Anthem BCBS of Wisconsin | Traditional Indemnity, PPO, HMO |
| WSN | South Carolina | BCBS of South Carolina | POS, EPO, Medicaid |
| WSO | Ohio | Anthem BCBS of Ohio | High-Deductible Health Plan (HDHP), Traditional Indemnity, Medicare Advantage |
| WSP | Indiana | Anthem BCBS of Indiana | PPO, HMO, POS |
| WSQ | Massachusetts | BCBS of Massachusetts | EPO, Medicaid, High-Deductible Health Plan (HDHP) |
| WSS | New York (Western) | BCBS of Western New York | Medicare Advantage, Traditional Indemnity, POS |
| WST | Massachusetts | BCBS of Massachusetts | HMO, PPO, EPO |
| WSU | South Dakota/Iowa | Wellmark BCBS | High-Deductible Health Plan (HDHP), Medicaid, Traditional Indemnity |
| WSV | South Dakota/Iowa | Wellmark BCBS | POS, Medicare Advantage, HMO |
| WSW | Illinois | BCBS of Illinois | EPO, High-Deductible Health Plan (HDHP), PPO |
| WSX | Minnesota | BCBS of Minnesota | Traditional Indemnity, Medicaid, POS |
| WSY | Ohio | Anthem BCBS of Ohio | High-Deductible Health Plan (HDHP), HMO, Medicare Advantage |
| WSZ | Illinois | BCBS of Illinois | PPO, EPO, Traditional Indemnity |
| WTA | Wisconsin | Anthem BCBS of Wisconsin | Medicaid, High-Deductible Health Plan (HDHP), HMO |
| WTB | South Dakota/Iowa | Wellmark BCBS | POS, Medicare Advantage, EPO |
| WTC | Alaska | Premera BCBS of Alaska | Traditional Indemnity, PPO, High-Deductible Health Plan (HDHP) |
| WTD | New York (Western) | BCBS of Western New York | Medicaid, POS, EPO |
| WTE | Illinois | BCBS of Illinois | HMO, High-Deductible Health Plan (HDHP), Medicare Advantage |
| WTF | Nebraska | BCBS of Nebraska | PPO, Traditional Indemnity, POS |
| WTG | Oregon/Idaho/Utah/Washington | Regence BCBS | EPO, Medicaid, High-Deductible Health Plan (HDHP) |
| WTH | Illinois | BCBS of Illinois | Medicare Advantage, HMO, PPO |
| WTI | Virginia | Anthem BCBS of Virginia | High-Deductible Health Plan (HDHP), Traditional Indemnity, EPO |
| WTK | California | Anthem Blue Cross of California | POS, Medicaid, HMO |
| WTM | Illinois | BCBS of Illinois | PPO, High-Deductible Health Plan (HDHP), Medicare Advantage |
| WTN | South Dakota/Iowa | Wellmark BCBS | Traditional Indemnity, EPO, POS |
| WTO | Arkansas | Arkansas BCBS | HMO, Medicaid, High-Deductible Health Plan (HDHP) |
| WTP | Maryland/District of Columbia/Northern Virginia | Carefirst BCBS | Medicare Advantage, PPO, Traditional Indemnity |
| WTQ | Alabama | BCBS of Alabama | EPO, POS, Medicaid |
| WTR | Illinois | BCBS of Illinois | High-Deductible Health Plan (HDHP), HMO, Medicare Advantage |
| WTS | Wisconsin | Anthem BCBS of Wisconsin | Traditional Indemnity, PPO, High-Deductible Health Plan (HDHP) |
| WTT | Alaska | Premera BCBS of Alaska | Medicaid, EPO, POS |
| WTU | Alaska | Premera BCBS of Alaska | HMO, High-Deductible Health Plan (HDHP), Traditional Indemnity |
| WTV | Alaska | Premera BCBS of Alaska | Medicare Advantage, PPO, EPO |
| WTW | Pennsylvania | Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania | POS, Medicaid, High-Deductible Health Plan (HDHP) |
| WTZ | Illinois | BCBS of Illinois | Traditional Indemnity, HMO, PPO |
| WUA | Michigan | BCBS of Michigan | High-Deductible Health Plan (HDHP), EPO, Medicare Advantage |
| WUB | Texas | BCBS of Texas | Medicaid, POS, Traditional Indemnity |
| WUC | New York | Empire BCBS of New York | PPO, HMO, High-Deductible Health Plan (HDHP) |
| WUE | California | Blue-Shield of California | EPO, Medicare Advantage, Medicaid |
| WUF | South Dakota/Iowa | Wellmark BCBS | High-Deductible Health Plan (HDHP), Traditional Indemnity, POS |
| WUG | New Jersey | Horizon BCBS of New Jersey | HMO, PPO, EPO |
| WUH | Maryland/District of Columbia/Northern Virginia | Carefirst BCBS | Medicaid, High-Deductible Health Plan (HDHP), Medicare Advantage |
| WUI | Ohio | Anthem BCBS of Ohio | Traditional Indemnity, POS, HMO |
| WUJ | Rhode Island | BCBS of Rhode Island | EPO, PPO, High-Deductible Health Plan (HDHP) |
| WUK | Indiana | Anthem BCBS of Indiana | POS, Traditional Indemnity, Medicaid |
| WUL | Indiana | Anthem BCBS of Indiana | HMO, Medicare Advantage, EPO |
| WUM | Pennsylvania | Highmark BCBS of Pennsylvania | High-Deductible Health Plan (HDHP), PPO, Traditional Indemnity |
| WUN | North Carolina | BCBS of North Carolina | Medicaid, HMO, POS |
| WUO | California | Blue-Shield of California | EPO, High-Deductible Health Plan (HDHP), Medicare Advantage |
| WUP | California | Anthem Blue Cross of California | PPO, Traditional Indemnity, HMO |
| WUQ | South Dakota/Iowa | Wellmark BCBS | High-Deductible Health Plan (HDHP), Medicaid, EPO |
| WUR | New Jersey | Horizon BCBS of New Jersey | Medicare Advantage, POS, PPO |
| WUS | Colorado | Anthem BCBS of Colorado | HMO, Traditional Indemnity, High-Deductible Health Plan (HDHP) |
| WUT | Indiana | Anthem BCBS of Indiana | EPO, Medicaid, POS |
| WUU | South Carolina | BCBS of South Carolina | High-Deductible Health Plan (HDHP), Medicare Advantage, PPO |
| WUV | Massachusetts | BCBS of Massachusetts | Traditional Indemnity, HMO, EPO |
| WUW | California | Anthem Blue-Cross | POS, Medicaid, High-Deductible Health Plan (HDHP) |
| WUX | Indiana | Anthem BCBS of Indiana | PPO, Medicare Advantage, Traditional Indemnity |
| WUY | Idaho | Blue Cross of Idaho | EPO, HMO, High-Deductible Health Plan (HDHP) |
| WVA | Idaho | Blue-Cross of Idaho | Medicaid, POS, PPO |
| WVC | Wisconsin | Anthem BCBS of Wisconsin | High-Deductible Health Plan (HDHP), Traditional Indemnity, Medicare Advantage |
| WVD | Florida | Florida-Blue | HMO, EPO, POS |
| WVE | Illinois | BCBS of Illinois | PPO, Medicaid, High-Deductible Health Plan (HDHP) |
| WVG | South Carolina | BCBS of South Carolina | Traditional Indemnity, Medicare Advantage, EPO |
| WVH | West Virginia | Highmark BCBS of West Virginia | High-Deductible Health Plan (HDHP), POS, HMO |
| WVI | California | Blue-Shield of California | Medicaid, PPO, Traditional Indemnity |
| WVJ | Georgia | BCBS of Georgia | HMO, PPO, Traditional Indemnity |
| WVK | North Carolina | BCBS of North Carolina | EPO, High-Deductible Health Plan (HDHP), Medicaid |
| WVL | Alabama | BCBS of Alabama | POS, Medicare Advantage, HMO |
| WVM | South Dakota/Iowa | Wellmark BCBS | High-Deductible Health Plan (HDHP), Traditional Indemnity, EPO |
| WVN | California | Anthem Blue Cross of California | Medicaid, PPO, POS |
| WVO | Arkansas | Arkansas BCBS | Medicare Advantage, HMO, High-Deductible Health Plan (HDHP) |
| WVP | Maryland/District of Columbia/Northern Virginia | Carefirst BCBS | EPO, Traditional Indemnity, PPO |
| WVR | Georgia | Anthem BCBS of Georgia | HMO, Medicare Advantage, EPO |
| WVS | California | Blue-Shield of California | Traditional Indemnity, High-Deductible Health Plan (HDHP), PPO |
| WVT | Pennsylvania | Highmark BCBS of Pennsylvania | Medicaid, POS, HMO |
| WVU | Kentucky | Anthem BCBS of Kentucky | PPO, High-Deductible Health Plan (HDHP), Medicare Advantage |
| WVV | Illinois | BCBS of Illinois | EPO, Traditional Indemnity, POS |
| WVX | Idaho | Blue-Cross of Idaho | Medicare Advantage, PPO, EPO |
| WVY | Colorado | Anthem BCBS of Colorado | Traditional Indemnity, High-Deductible Health Plan (HDHP), POS |
| WVZ | South Dakota/Iowa | Wellmark BCBS | Medicaid, HMO, PPO |
| WWA | New York | Empire BCBS of New York | EPO, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| WWB | Massachusetts | BCBS of Massachusetts | Traditional Indemnity, POS, HMO |
| WWC | Massachusetts | BCBS of Massachusetts | PPO, Medicaid, High-Deductible Health Plan (HDHP) |
| WWD | Oregon/Idaho/Utah/Washington | Regence BCBS | Medicare Advantage, EPO, Traditional Indemnity |
| WWE | South Dakota/Iowa | Wellmark BCBS | HMO, POS, PPO |
| WWF | Texas | BCBS of Texas | High-Deductible Health Plan (HDHP), Medicaid, EPO |
| WWG | Alabama | BCBS of Alabama | Traditional Indemnity, Medicare Advantage, HMO |
| WWH | Texas | BCBS of Texas | POS, PPO, High-Deductible Health Plan (HDHP) |
| WWI | Alaska | Premera BCBS of Alaska | EPO, Medicaid, Traditional Indemnity |
| WWJ | Ohio | Anthem BCBS of Ohio | HMO, Medicare Advantage, POS |
| WWK | Ohio | Anthem BCBS of Ohio | PPO, High-Deductible Health Plan (HDHP), EPO |
| WWM | Arkansas | Blue-Advantage of Arkansas | Medicaid, Traditional Indemnity, HMO |
| WWN | Nebraska | BCBS of Nebraska | High-Deductible Health Plan (HDHP), POS, Medicare Advantage |
| WWO | Maryland/District of Columbia/Northern Virginia | Carefirst BCBS | PPO, EPO, Traditional Indemnity |
| WWP | California | Anthem Blue-Cross | HMO, Medicaid, High-Deductible Health Plan (HDHP) |
| WWQ | Wisconsin | Anthem BCBS of Wisconsin | Medicare Advantage, POS, PPO |
| WWR | South Dakota/Iowa | Wellmark BCBS | Traditional Indemnity, EPO, HMO |
| WWS | California | Anthem Blue-Cross | High-Deductible Health Plan (HDHP), Medicaid, POS |
| WWT | Maryland/District of Columbia/Northern Virginia | Carefirst BCBS | PPO, Medicare Advantage, EPO |
| WWU | Massachusetts | BCBS of Massachusetts | HMO, Traditional Indemnity, High-Deductible Health Plan (HDHP) |
| WWV | Texas | BCBS of Texas | Medicaid, POS, PPO |
| WWW | Maryland/District of Columbia/Northern Virginia | Carefirst BCBS | EPO, High-Deductible Health Plan (HDHP), Medicare Advantage |
| WWX | Maryland/District of Columbia/Northern Virginia | Carefirst BCBS | Traditional Indemnity, HMO, POS |
| WWY | Massachusetts | BCBS of Massachusetts | High-Deductible Health Plan (HDHP), PPO, Medicaid |
| WWZ | Michigan | BCBS of Michigan | Medicare Advantage, EPO, Traditional Indemnity |
| WXA | Wisconsin | Anthem BCBS of Wisconsin | HMO, POS, High-Deductible Health Plan (HDHP) |
| WXB | South Dakota/Iowa | Wellmark BCBS | PPO, Medicaid, EPO |
| WXC | Texas | BCBS of Texas | Traditional Indemnity, Medicare Advantage, HMO |
| WXD | Texas | BCBS of Texas | High-Deductible Health Plan (HDHP), POS, PPO |
| WXE | Nebraska | BCBS of Nebraska | Medicaid, EPO, Traditional Indemnity |
| WXF | Texas | BCBS of Texas | HMO, High-Deductible Health Plan (HDHP), Medicare Advantage |
| WXG | Texas | BCBS of Texas | POS, PPO, EPO |
| WXH | South Carolina | BCBS of South Carolina | Traditional Indemnity, Medicaid, High-Deductible Health Plan (HDHP) |
| WXJ | Oregon/Idaho/Utah/Washington | Regence BCBS | Medicare Advantage, HMO, POS |
| WXK | South Dakota/Iowa | Wellmark BCBS | High-Deductible Health Plan (HDHP), PPO, Traditional Indemnity |
| WXL | Minnesota | BCBS of Minnesota | Medicaid, EPO, HMO |
| WXM | Pennsylvania | Highmark BCBS of Pennsylvania | POS, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| WXN | Illinois | BCBS of Illinois | Traditional Indemnity, PPO, EPO |
| WXO | Colorado | Anthem BCBS of Colorado | HMO, Medicaid, High-Deductible Health Plan (HDHP) |
| WXP | Missouri | Anthem BCBS of Missouri | Medicare Advantage, POS, PPO |
| WXQ | South Dakota/Iowa | Wellmark BCBS | EPO, High-Deductible Health Plan (HDHP), Traditional Indemnity |
| WXR | Texas | BCBS of Texas | Medicaid, HMO, POS |
| WXS | Tennessee | BCBS of Tennessee | PPO, Medicare Advantage, EPO |
| WXT | California | Blue Shield of California | High-Deductible Health Plan (HDHP), Traditional Indemnity, HMO |
| WXU | Texas | BCBS of Texas | POS, Medicaid, PPO |
| WXV | Michigan | BCBS of Michigan | EPO, High-Deductible Health Plan (HDHP), Medicare Advantage |
| WXW | California | Blue Shield of California | Traditional Indemnity, HMO, POS |
| WXX | Texas | BCBS of Texas | Medicaid, PPO, EPO |
| WXY | California | Anthem Blue-Cross | Medicare Advantage, High-Deductible Health Plan (HDHP), Traditional Indemnity |
| WXZ | Florida | Florida-Blue | HMO, POS, PPO |
| WYB | Illinois | BCBS of Illinois | High-Deductible Health Plan (HDHP), EPO, Medicaid |
| WYC | California | Anthem Blue-Cross | Traditional Indemnity, Medicare Advantage, HMO |
| WYD | Virginia | Anthem BCBS of Virginia | PPO, High-Deductible Health Plan (HDHP), POS |
| WYE | New Jersey | Horizon BCBS of New Jersey | Medicaid, EPO, Traditional Indemnity |
| WYF | South Dakota/Iowa | Wellmark BCBS | High-Deductible Health Plan (HDHP), HMO, Medicare Advantage |
| WYG | Ohio | Anthem BCBS of Ohio | POS, PPO, EPO |
| WYH | Illinois | BCBS of Illinois | Traditional Indemnity, High-Deductible Health Plan (HDHP), Medicaid |
| WYI | Michigan | BCBS of Michigan | Medicare Advantage, HMO, POS |
| WYJ | Virginia | Anthem BCBS of Virginia | EPO, PPO, Traditional Indemnity |
| WYK | Virginia | Anthem BCBS of Virginia | High-Deductible Health Plan (HDHP), Medicaid, HMO |
| WYL | California | Anthem Blue-Cross | POS, Medicare Advantage, PPO |
| WYM | Illinois | BCBS of Illinois | Traditional Indemnity, EPO, High-Deductible Health Plan (HDHP) |
| WYO | Michigan | BCBS of Michigan | HMO, Medicaid, POS |
| WYP | Washington | Premera Blue Cross | PPO, High-Deductible Health Plan (HDHP), Medicare Advantage |
| WYQ | Virginia | Anthem BCBS of Virginia | EPO, Traditional Indemnity, HMO |
| WYR | Arkansas | Arkansas BCBS | Medicaid, POS, PPO |
| WYS | Alabama | BCBS of Alabama | High-Deductible Health Plan (HDHP), Medicare Advantage, EPO |
| WYT | Maryland/District of Columbia/Northern Virginia | Carefirst BCBS | Traditional Indemnity, HMO, High-Deductible Health Plan (HDHP) |
| WYU | Illinois | BCBS of Illinois | POS, PPO, Medicaid |
| WYV | Washington | Regence BCBS of Washington | Medicare Advantage, EPO, Traditional Indemnity |
| WYW | Idaho | Blue-Cross of Idaho | HMO, High-Deductible Health Plan (HDHP), POS |
| WYX | Pennsylvania | Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania | Medicaid, PPO, EPO |
| WYY | Oklahoma | BCBS of Oklahoma | High-Deductible Health Plan (HDHP), Medicare Advantage, Traditional Indemnity |
| WYZ | Florida | Florida-Blue | POS, HMO, PPO |
| WZA | Illinois | BCBS of Illinois | EPO, Medicaid, High-Deductible Health Plan (HDHP) |
| WZB | Wisconsin | Anthem BCBS of Wisconsin | Traditional Indemnity, Medicare Advantage, HMO |
| WZC | South Dakota/Iowa | Wellmark BCBS | PPO, POS, EPO |
| WZD | Wisconsin | Anthem BCBS of Wisconsin | HMO, PPO, Traditional Indemnity |
| WZF | Maryland/District of Columbia/Northern Virginia | Carefirst BCBS | POS, Medicare Advantage, HMO |
| WZG | Texas | BCBS of Texas | High-Deductible Health Plan (HDHP), Traditional Indemnity, EPO |
| WZH | Alaska | Premera BCBS of Alaska | Medicaid, PPO, POS |
| WZI | California | Blue-Shield of California | Medicare Advantage, HMO, High-Deductible Health Plan (HDHP) |
| WZK | Washington | Regence BCBS of Washington | High-Deductible Health Plan (HDHP), POS, Medicaid |
| WZL | Wisconsin | Anthem BCBS of Wisconsin | HMO, Medicare Advantage, EPO |
| WZM | Ohio | Anthem BCBS of Ohio | Traditional Indemnity, High-Deductible Health Plan (HDHP), PPO |
| WZN | South Dakota/Iowa | Wellmark BCBS | Medicaid, POS, HMO |
| WZO | Oregon/Idaho/Utah/Washington | Regence BCBS | PPO, High-Deductible Health Plan (HDHP), Medicare Advantage |
| WZP | Wisconsin | Anthem BCBS of Wisconsin | EPO, Traditional Indemnity, POS |
| WZQ | Oregon/Idaho/Utah/Washington | Regence BCBS | High-Deductible Health Plan (HDHP), HMO, Medicaid |
| WZR | Colorado | Anthem BCBS of Colorado | Medicare Advantage, PPO, EPO |
| WZS | Colorado | Anthem BCBS of Colorado | Traditional Indemnity, High-Deductible Health Plan (HDHP), POS |
| WZT | Colorado | Anthem BCBS of Colorado | Medicaid, HMO, PPO |
| WZU | Wisconsin | Anthem BCBS of Wisconsin | EPO, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| WZV | Wisconsin | Anthem BCBS of Wisconsin | Traditional Indemnity, POS, HMO |
| WZW | South Carolina | BCBS of South Carolina | PPO, Medicaid, High-Deductible Health Plan (HDHP) |
| WZX | South Dakota/Iowa | Wellmark BCBS | Medicare Advantage, EPO, Traditional Indemnity |
| WZY | Ohio | Anthem BCBS of Ohio | HMO, POS, PPO |
| WZZ | Minnesota | BCBS of Minnesota | High-Deductible Health Plan (HDHP), Medicaid, EPO |
Common BCBS Alpha Numeric Prefixes in the W2A to W9Z Range
In the below section we have listed some most common BCBS prefixes in this range.
BCBS Prefix W9I – Pennsylvania
| BCBS Prefix | State | BCBS Company | Plan Types |
|---|---|---|---|
| W9I | Pennsylvania | Highmark BCBS of Pennsylvania | PPO, HDHP, Medicare Advantage |
The W9I BCBS Prefix is commonly associated with Highmark Blue Cross Blue Shield of Pennsylvania. Members carrying this prefix may have PPO, Medicare Advantage, or High-Deductible Health Plan coverage.
Healthcare organizations throughout Pennsylvania frequently encounter BCBS alpha numeric prefix W9I when processing employer-sponsored insurance plans.
Because Highmark manages several plan variations, verifying BCBS prefix W9I helps providers identify the correct payer channel before claim submission.
Furthermore, accurate verification reduces billing delays and improves claim acceptance rates.
BCBS Prefix W2V – Texas
| BCBS Prefix | State | BCBS Company | Plan Types |
|---|---|---|---|
| W2V | Texas | BCBS of Texas | PPO, HMO, Medicaid |
The W2V BCBS Prefix identifies coverage administered by Blue Cross Blue Shield of Texas. Members with this prefix may participate in PPO, Medicaid, or HMO plans.
Many provider offices encounter BCBS alpha numeric prefix W2V during routine eligibility checks for Texas-based patients.
BCBS prefix W2V plays an important role in payer identification.
As a result, confirming the prefix before claim submission helps providers avoid payer routing issues and improve reimbursement timelines.
For additional reference, providers can also review BCBS Alpha Numeric Prefix V2A to V9Z.
BCBS Prefix W2X – California
| BCBS Prefix | State | BCBS Company | Plan Types |
|---|---|---|---|
| W2X | California | Anthem Blue Cross | HMO, POS, EPO |
The W2X BCBS Prefix is generally linked to Anthem Blue Cross in California. Patients carrying this prefix may have HMO, POS, or EPO coverage depending on their policy structure.
Many healthcare providers encounter BCBS alpha numeric prefix W2X while serving members enrolled in California commercial plans.
BCBS prefix W2X helps billing teams identify the correct Anthem payer system.
Therefore, verifying the prefix early in the registration process improves claim accuracy and reduces administrative rework.
BCBS Prefix W2Q – Illinois
| BCBS Prefix | State | BCBS Company | Plan Types |
|---|---|---|---|
| W2Q | Illinois | BCBS of Illinois | PPO, HMO, POS |
The W2Q BCBS Prefix belongs to Blue Cross Blue Shield of Illinois. Members associated with this prefix may have PPO, HMO, or POS plan benefits.
Healthcare providers often see BCBS alpha numeric prefix W2Q when treating patients covered under employer-sponsored health plans.
BCBS prefix W2Q supports accurate payer identification.
Consequently, billing teams that verify the prefix before submitting claims often experience fewer denials and faster payment processing.
BCBS Prefix W3Q – New Jersey
| BCBS Prefix | State | BCBS Company | Plan Types |
|---|---|---|---|
| W3Q | New Jersey | Horizon BCBS of New Jersey | HDHP, PPO, POS |
The W3Q BCBS Prefix identifies coverage administered by Horizon Blue Cross Blue Shield of New Jersey. Members carrying this prefix may participate in PPO, POS, or High-Deductible Health Plans.
Providers frequently encounter BCBS alpha numeric prefix W3Q while verifying insurance coverage for New Jersey residents.
BCBS prefix W3Q helps billing teams determine the correct payer organization.
In addition, accurate verification supports cleaner claim submission and more predictable reimbursement cycles.
For comparison with similar payer structures, providers may also explore BCBS Alpha Numeric Prefix U2A to U9Z.
W4Q BCBS Prefix – New York
| BCBS Prefix | State | BCBS Company | Plan Types |
|---|---|---|---|
| W4Q | New York | Empire BCBS of New York | Medicare Advantage, PPO, EPO |
The W4Q BCBS Prefix is commonly associated with Empire Blue Cross Blue Shield of New York. Members carrying this prefix may be enrolled in Medicare Advantage, PPO, or EPO plans.
Healthcare providers across New York regularly encounter BCBS alpha numeric prefix W4Q when processing commercial and Medicare-related claims.
BCBS prefix W4Q supports accurate payer identification during eligibility verification.
As a result, providers can reduce claim corrections and improve payment turnaround times.
W9Q BCBS Prefix – Michigan
| BCBS Prefix | State | BCBS Company | Plan Types |
|---|---|---|---|
| W9Q | Michigan | BCBS of Michigan | PPO, Medicaid, Traditional Indemnity |
The W9Q BCBS Prefix belongs to Blue Cross Blue Shield of Michigan. Members with this prefix may participate in PPO, Medicaid, or Traditional Indemnity plans.
Healthcare organizations throughout Michigan often verify BCBS alpha numeric prefix W9Q before scheduling services and submitting claims.
BCBS prefix W9Q helps providers identify the responsible payer organization.
Therefore, confirming the prefix improves billing efficiency and reduces claim processing delays.
W6B BCBS Prefix – Maryland
| BCBS Prefix | State | BCBS Company | Plan Types |
|---|---|---|---|
| W6B | Maryland | CareFirst BCBS | PPO, POS, HDHP |
The W6B BCBS Prefix identifies coverage administered by CareFirst Blue Cross Blue Shield.
Patients carrying BCBS alpha numeric prefix W6B may have PPO, POS, or High-Deductible Health Plan benefits.
BCBS prefix W6B frequently appears across Maryland and surrounding CareFirst service areas.
Moreover, accurate prefix verification helps providers submit claims through the appropriate CareFirst processing channels.
BCBS Prefix W7S – North Carolina
| BCBS Prefix | State | BCBS Company | Plan Types |
|---|---|---|---|
| W7S | North Carolina | BCBS of North Carolina | PPO, EPO, HDHP |
The W7S BCBS Prefix belongs to Blue Cross Blue Shield of North Carolina. Members with this prefix may have PPO, EPO, or High-Deductible Health Plan coverage.
Providers frequently encounter BCBS alpha numeric prefix W7S while treating patients enrolled in North Carolina employer-sponsored plans.
BCBS prefix W7S assists billing teams in determining the appropriate payer pathway.
Consequently, providers can improve claim accuracy and reduce reimbursement delays.
Why BCBS Alpha Numeric Prefix Verification Matters
Although prefixes consist of only a few characters, they significantly impact claim processing accuracy.
When providers verify prefixes correctly, they can:
- Route claims to the correct BCBS organization
- Improve first-pass claim acceptance
- Reduce claim denials
- Decrease administrative workload
- Accelerate reimbursements
- Improve revenue cycle efficiency
Therefore, prefix validation should remain a standard step in every billing workflow.
Common Billing Mistakes with W-Series Prefixes
Assuming the payer based on geography
Many providers assume a patient’s location determines the payer. However, the BCBS alpha numeric prefix identifies the actual payer organization.
Skipping eligibility verification
Some practices submit claims without verifying the prefix. Consequently, claims may reach the wrong payer and require resubmission.
Confusing similar BCBS organizations
Several BCBS entities operate in neighboring regions. Therefore, prefix verification helps providers avoid unnecessary routing mistakes.
Missing plan-specific requirements
Different BCBS plans often have unique authorization and billing requirements. Accordingly, verifying the prefix helps providers identify the correct processing guidelines.
Real-World Billing Example
A specialty clinic received a patient with BCBS prefix W6B. Initially, staff assumed the policy belonged to a different regional BCBS organization. However, after verifying the prefix, they identified CareFirst BCBS as the responsible payer.
As a result, the billing team submitted the claim through the correct payer channel. Consequently, the provider avoided claim rejection and received payment without delays.
FAQs – BCBS Alpha Numeric Prefix W2A to W9Z
Q. What is a BCBS alpha numeric prefix?
A. A BCBS alpha numeric prefix consists of the first three characters on a member ID card and identifies the specific Blue Cross Blue Shield organization responsible for the policy.
Q. Why is BCBS prefix verification important?
A. Prefix verification helps providers submit claims to the correct payer and reduce claim denials.
Q. Can two patients have similar prefixes but different plans?
A. Yes. Similar prefixes may still represent different plan structures and coverage types.
Q. Does a BCBS prefix determine eligibility?
A. The prefix helps identify the payer organization, which then allows providers to verify eligibility and benefits.
Q. When should providers verify a BCBS prefix?
A. Providers should verify prefixes during patient registration, scheduling, and eligibility checks.
Q. Can submitting claims to the wrong BCBS payer cause denials?
A. Yes. Incorrect payer routing often results in claim rejections, payment delays, and additional administrative work.
Conclusion
The BCBS Alpha Numeric Prefix W2A to W9Z helps healthcare providers, medical billers, and revenue cycle management teams identify the correct Blue Cross Blue Shield payer associated with a member’s coverage. By verifying prefixes such as W2V, W4Q, W6B, or W7S, providers can improve claim accuracy, reduce denials, and strengthen reimbursement performance.
Moreover, consistent eligibility verification supports a healthier revenue cycle and minimizes avoidable billing errors. Healthcare organizations seeking additional support can benefit from professional revenue cycle solutions such as:
These services help providers improve cash flow, increase payment accuracy, and optimize overall billing operations.
