AlphaPrefix

Alpha prefixes starting with W

Unofficial reference. Prefixes change. Verify with the plan before submitting a claim. Data last updated .

Alpha prefixes starting with W (28), sorted alphabetically
PrefixPlanStatePlan typeLast checkedSource
W4TPremera Blue CrossWAPremera Blue Cross Three Character Prefixes (Premera Blue Cross, form 020469)
W5CCBA BlueVTPrefix Listing (Updated 02.07.25), Blue Cross and Blue Shield of Vermont
W5HPremera Blue CrossWAPremera Blue Cross Three Character Prefixes (Premera Blue Cross, form 020469)
W5JPremera Blue CrossWAPremera Blue Cross Three Character Prefixes (Premera Blue Cross, form 020469)
W5TPremera Blue CrossWAPremera Blue Cross Three Character Prefixes (Premera Blue Cross, form 020469)
W6CPremera Blue CrossWAPremera Blue Cross Three Character Prefixes (Premera Blue Cross, form 020469)
W7CPremera Blue CrossWAPremera Blue Cross Three Character Prefixes (Premera Blue Cross, form 020469)
WAFPremera Blue CrossWAPremera Blue Cross Three Character Prefixes (Premera Blue Cross, form 020469)
WAHPremera Blue CrossWAPremera Blue Cross Three Character Prefixes (Premera Blue Cross, form 020469)
WAXPremera Blue CrossWAPremera Blue Cross Three Character Prefixes (Premera Blue Cross, form 020469)
WAZPremera Blue CrossWAPremera Blue Cross Three Character Prefixes (Premera Blue Cross, form 020469)
WBJPremera Blue CrossWAPremera Blue Cross Three Character Prefixes (Premera Blue Cross, form 020469)
WCLPremera Blue CrossWAPremera Blue Cross Three Character Prefixes (Premera Blue Cross, form 020469)
WFTPremera Blue CrossWAPremera Blue Cross Three Character Prefixes (Premera Blue Cross, form 020469)
WFXPremera Blue CrossWAPremera Blue Cross Three Character Prefixes (Premera Blue Cross, form 020469)
WJAPremera Blue CrossWAPremera Blue Cross Three Character Prefixes (Premera Blue Cross, form 020469)
WLJPremera Blue CrossMulti-statePremera Blue Cross Three Character Prefixes (Premera Blue Cross, form 020469)
WNBHighmark Blue Cross Blue Shield (Western and Northeastern New York)NYChild Health PlusProvider Quick Reference Card, Highmark Western and Northeastern New York Inc. d/b/a Highmark Blue Cross Blue Shield
WNEPremera Blue CrossWAPremera Blue Cross Three Character Prefixes (Premera Blue Cross, form 020469)
WNHHighmark Blue Cross Blue Shield (Western and Northeastern New York)NYMedicaidProvider Quick Reference Card, Highmark Western and Northeastern New York Inc. d/b/a Highmark Blue Cross Blue Shield
WOBPremera Blue CrossWAPremera Blue Cross Three Character Prefixes (Premera Blue Cross, form 020469)
WPJPremera Blue Cross HMOWAHMOPremera Blue Cross Three Character Prefixes (Premera Blue Cross, form 020469)
WTCPremera Blue CrossWAPremera Blue Cross Three Character Prefixes (Premera Blue Cross, form 020469)
WTTPremera Blue CrossWAPremera Blue Cross Three Character Prefixes (Premera Blue Cross, form 020469)
WTUPremera Blue CrossWAPremera Blue Cross Three Character Prefixes (Premera Blue Cross, form 020469)
WWIPremera Blue CrossWAPremera Blue Cross Three Character Prefixes (Premera Blue Cross, form 020469)
WYXIndependence Blue CrossPAEPOPayer ID provider number reference, Professional (Independence Blue Cross), Revised April 2025
WZVAnthem Blue Cross and Blue Shield (New Hampshire)NHMedicare Advantage PPOState of New Hampshire offers Medicare Advantage option, Anthem Blue Cross and Blue Shield Provider News (New Hampshire)