BCBS Prefix P2A–P9Z: 2026 Updates & Reference

2026 update: P2A–P9Z prefix reference

Reviewed October 26, 2026. The original 2025 directory is retained below as a historical reference. This update verifies the specific changes cited here; it does not certify every historical prefix assignment for 2026. Use the member’s current ID card and the prefix valid for the date of service when checking eligibility or submitting a claim.

No range-specific reassignment is asserted here from the AZ Blue change records reviewed. Consult the current official AZ Blue prefix list for that plan’s service-date rules and use the member’s home-plan portal for other Blue plans. Absence from this update does not establish that a prefix is unused or unchanged.

Member ID cards: a 2026 change to watch

Highmark’s April 22, 2026 notice explains that BlueCard suitcase logos are being replaced by product indicators such as PPO, EPO or HMO, with the transition continuing into 2027. A missing suitcase logo alone should not be used to rule out BlueCard coverage. Verify the full member ID, prefix and eligibility through the applicable plan.

For the full set of verified changes and official claim-checking resources, see our 2026 BCBS prefix update hub.

BCBS member ID prefixes are crucial for medical billers, healthcare providers, and patients to identify various BCBS healthcare plans. This comprehensive article provides an extensive list of BCBS alpha numeric prefixes from P2A to P9Z, in line with the latest updates for 2025. You’ll also find links to the respective BCBS home plan names and their websites.

List of BCBS Alpha Numeric Prefix from P2A to P9Z

Below is the detailed table containing all the relevant prefixes, home plan names, states, and their websites.

BCBS Alpha Numeric PrefixBCBS Home Plan NameStateBCBS Home Plan Website
P2ARegence BCBSOregon/Idaho/Utah/Washingtonhttps://www.regence.com/home
P2BHighmark Blue-Cross Blue-Shield of PennsylvaniaPennsylvaniahttps://www.highmarkbcbs.com/
P2CAnthem BCBS of MissouriMissourihttps://www.anthem.com/contact-us/missouri/
P2DAnthem BCBS of MissouriMissourihttps://www.anthem.com/contact-us/missouri/
P2EIndependence Blue Cross of Philadelphia and Southeastern PennsylvaniaPennsylvaniahttps://www.ibx.com/
P2FBCBS of IllinoisIllinoishttps://www.bcbsil.com/
P2GAnthem BCBS of MissouriMissourihttps://www.anthem.com/contact-us/missouri/
P2HRegence BCBSOregon/Idaho/Utah/Washingtonhttps://www.regence.com/home
P2IAnthem Blue Cross of CaliforniaCaliforniahttps://www.anthem.com/ca
P2JAnthem BCBS of KentuckyKentuckyhttps://www.anthem.com/contact-us/kentucky/
P2KBCBS of IllinoisIllinoishttps://www.bcbsil.com/
P2LAnthem BCBS of KentuckyKentuckyhttps://www.anthem.com/contact-us/kentucky/
P2MRegence BCBSOregon/Idaho/Utah/Washingtonhttps://www.regence.com/home
P2NAnthem BCBS of KentuckyKentuckyhttps://www.anthem.com/contact-us/kentucky/
P2OAnthem BCBS of KentuckyKentuckyhttps://www.anthem.com/contact-us/kentucky/
P2PRegence BCBSOregon/Idaho/Utah/Washingtonhttps://www.regence.com/home
P2QAnthem BCBS of KentuckyKentuckyhttps://www.anthem.com/contact-us/kentucky/
P2RRegence BCBSOregon/Idaho/Utah/Washingtonhttps://www.regence.com/home
P2SAnthem BCBS of KentuckyKentuckyhttps://www.anthem.com/contact-us/kentucky/
P2TBCBS of IllinoisIllinoishttps://www.bcbsil.com/
P2UAnthem BCBS of KentuckyKentuckyhttps://www.anthem.com/contact-us/kentucky/
P2VAnthem BCBS of KentuckyKentuckyhttps://www.anthem.com/contact-us/kentucky/
P2WBCBS of IllinoisIllinoishttps://www.bcbsil.com/
P2XBCBS of IllinoisIllinoishttps://www.bcbsil.com/
P2YAnthem BCBS of KentuckyKentuckyhttps://www.anthem.com/contact-us/kentucky/
P2ZAnthem BCBS of KentuckyKentuckyhttps://www.anthem.com/contact-us/kentucky/
P3ARegence BCBSOregon/Idaho/Utah/Washingtonhttps://www.regence.com/home
P3BHighmark Blue-Cross Blue-Shield of PennsylvaniaPennsylvaniahttps://www.highmarkbcbs.com/
P3CCapital Blue Cross of PennsylvaniaPennsylvaniahttps://www.capbluecross.com/
P3DAnthem BCBS of KentuckyKentuckyhttps://www.anthem.com/contact-us/kentucky/
P3EHighmark Blue-Cross Blue-Shield of PennsylvaniaPennsylvaniahttps://www.highmarkbcbs.com/
P3FHighmark Blue-Cross Blue-Shield of PennsylvaniaPennsylvaniahttps://www.highmarkbcbs.com/
P3GAnthem BCBS of KentuckyKentuckyhttps://www.anthem.com/contact-us/kentucky/
P3HIndependence Blue Cross of Philadelphia and Southeastern PennsylvaniaPennsylvaniahttps://www.ibx.com/
P3IAnthem BCBS of KentuckyKentuckyhttps://www.anthem.com/contact-us/kentucky/
P3JAnthem BCBS of KentuckyKentuckyhttps://www.anthem.com/contact-us/kentucky/
P3KAnthem BCBS of KentuckyKentuckyhttps://www.anthem.com/contact-us/kentucky/
P3LPremera Blue Cross of AlaskaAlaskahttps://www.premera.com/ak/provider/
P3MPremera Blue Cross of AlaskaAlaskahttps://www.premera.com/ak/provider/
P3NAnthem BCBS of GeorgiaGeorgiahttps://www.anthem.com/contact-us/georgia/
P3OCapital Blue Cross of PennsylvaniaPennsylvaniahttps://www.capbluecross.com/
P3PBCBS of TexasTexashttps://www.bcbstx.com/
P3QAnthem BCBS of GeorgiaGeorgiahttps://www.anthem.com/contact-us/georgia/
P3RAnthem Blue-Cross Blue-Shield of OhioOhiohttps://www.anthem.com/contact-us/ohio/
P3SAnthem BCBS of ColoradoColoradohttps://www.anthem.com/contact-us/colorado/
P3TPremera Blue Cross of AlaskaAlaskahttps://www.premera.com/ak/provider/
P3UAnthem BCBS of ColoradoColoradohttps://www.anthem.com/contact-us/colorado/
P3VAnthem Blue Cross of CaliforniaCaliforniahttps://www.anthem.com/ca
P3WBCBS of IllinoisIllinoishttps://www.bcbsil.com/
P3XBCBS of IllinoisIllinoishttps://www.bcbsil.com/
P3YAnthem BCBS of ColoradoColoradohttps://www.anthem.com/contact-us/colorado/
P3ZPremera Blue Cross of AlaskaAlaskahttps://www.premera.com/ak/provider/
P4ABCBS of MinnesotaMinnesotahttps://www.bluecrossmn.com/providers
P4BHighmark Blue-Cross Blue-Shield of PennsylvaniaPennsylvaniahttps://www.highmarkbcbs.com/
P4CFlorida-BlueFloridahttps://www.floridablue.com/
P4DHighmark Blue-Cross Blue-Shield of PennsylvaniaPennsylvaniahttps://www.highmarkbcbs.com/
P4EAnthem BCBS of ColoradoColoradohttps://www.anthem.com/contact-us/colorado/
P4FBCBS of IllinoisIllinoishttps://www.bcbsil.com/
P4GCapital Blue Cross of PennsylvaniaPennsylvaniahttps://www.capbluecross.com/
P4HAnthem BCBS of VirginiaVirginiahttps://www.anthem.com/contact-us/virginia/
P4IPrefix Unallocated/Not AssignedYet to be assignedYet to be assigned
P4JBCBS of MinnesotaMinnesotahttps://www.bluecrossmn.com/providers
P4KPremera Blue Cross of AlaskaAlaskahttps://www.premera.com/ak/provider/
P4LAnthem Blue Cross of CaliforniaCaliforniahttps://www.anthem.com/ca
P4MCapital Blue Cross of PennsylvaniaPennsylvaniahttps://www.capbluecross.com/
P4NAnthem BCBS of New HampshireNew Hampshirehttps://www.anthem.com/contact-us/new-hampshire/
P4OPrefix Unallocated/Not AssignedYet to be assignedYet to be assigned
P4PBCBS of MichiganMichiganhttps://www.bcbsm.com/
P4QBCBS of MichiganMichiganhttps://www.bcbsm.com/
P4RPrefix Unallocated/Not AssignedYet to be assignedYet to be assigned
P4SBCBS of AlabamaAlabamahttp://bcbsal.org/
P4TPremera Blue Cross of AlaskaAlaskahttps://www.premera.com/ak/provider/
P4UPrefix Unallocated/Not AssignedYet to be assignedYet to be assigned
P4VAnthem BCBS of ConnecticutConnecticuthttps://www.anthem.com/contact-us/connecticut/
P4WBCBS of IllinoisIllinoishttps://www.bcbsil.com/
P4XBCBS of IllinoisIllinoishttps://www.bcbsil.com/
P4YEmpire BCBS of New YorkNew Yorkhttps://www.empireblue.com/
P4ZAnthem BCBS of New HampshireNew Hampshirehttps://www.anthem.com/contact-us/new-hampshire/
P5AAnthem BCBS of IndianaIndianahttps://providers.anthem.com/indiana-provider/home
P5BAnthem Blue Cross of CaliforniaCaliforniahttps://www.anthem.com/ca
P5CBCBS of IllinoisIllinoishttps://www.bcbsil.com/
P5DCapital Blue Cross of PennsylvaniaPennsylvaniahttps://www.capbluecross.com/
P5EIndependence Blue Cross of Philadelphia and Southeastern PennsylvaniaPennsylvaniahttps://www.ibx.com/
P5FHighmark Blue-Cross Blue-Shield of PennsylvaniaPennsylvaniahttps://www.highmarkbcbs.com/
P5GAnthem BCBS of GeorgiaGeorgiahttps://www.anthem.com/contact-us/georgia/
P5HAnthem Blue Cross of CaliforniaCaliforniahttps://www.anthem.com/ca
P5IPrefix Unallocated/Not AssignedYet to be assignedYet to be assigned
P5JBCBS of MinnesotaMinnesotahttps://www.bluecrossmn.com/providers
P5KCarefirst Blue-Cross Blue-ShieldMaryland/District of Columbia/Northern Virginiahttps://provider.carefirst.com/providers/home.page
P5LHighmark Blue-Cross Blue-Shield of PennsylvaniaPennsylvaniahttps://www.highmarkbcbs.com/
P5MIndependence Blue Cross of Philadelphia and Southeastern PennsylvaniaPennsylvaniahttps://www.ibx.com/
P5NHighmark Blue-Cross Blue-Shield of PennsylvaniaPennsylvaniahttps://www.highmarkbcbs.com/
P5OPrefix Unallocated/Not AssignedYet to be assignedYet to be assigned
P5PAnthem BCBS of GeorgiaGeorgiahttps://www.anthem.com/contact-us/georgia/
P5QPrefix Unallocated/Not AssignedYet to be assignedYet to be assigned
P5RAnthem BCBS of MissouriMissourihttps://www.anthem.com/contact-us/missouri/
P5SAnthem Blue Cross of CaliforniaCaliforniahttps://www.anthem.com/ca
P5TBCBS of TexasTexashttps://www.bcbstx.com/
P5UBCBS of IllinoisIllinoishttps://www.bcbsil.com/
P5VRegence BCBSOregon/Idaho/Utah/Washingtonhttps://www.regence.com/home
P5WBCBS of IllinoisIllinoishttps://www.bcbsil.com/
P5XHighmark Blue-Cross Blue-Shield of PennsylvaniaPennsylvaniahttps://www.highmarkbcbs.com/
P5YAnthem Blue Cross of CaliforniaCaliforniahttps://www.anthem.com/ca
P5ZAnthem BCBS of VirginiaVirginiahttps://www.anthem.com/contact-us/virginia/
P6AHighmark Blue-Cross Blue-Shield of PennsylvaniaPennsylvaniahttps://www.highmarkbcbs.com/
P6BPremera Blue Cross of AlaskaAlaskahttps://www.premera.com/ak/provider/
P6CBCBS of IllinoisIllinoishttps://www.bcbsil.com/
P6DBCBS of IllinoisIllinoishttps://www.bcbsil.com/
P6EBCBS of IllinoisIllinoishttps://www.bcbsil.com/
P6FAnthem BCBS of GeorgiaGeorgiahttps://www.anthem.com/contact-us/georgia/
P6GPrefix Unallocated/Not AssignedYet to be assignedYet to be assigned
P6HBCBS of TexasTexashttps://www.bcbstx.com/
P6IPrefix Unallocated/Not AssignedYet to be assignedYet to be assigned
P6JPrefix Unallocated/Not AssignedYet to be assignedYet to be assigned
P6KBCBS of TexasTexashttps://www.bcbstx.com/
P6LBCBS of MinnesotaMinnesotahttps://www.bluecrossmn.com/providers
P6MHighmark Blue-Cross Blue-Shield of PennsylvaniaPennsylvaniahttps://www.highmarkbcbs.com/
P6NHighmark Blue-Cross Blue-Shield of PennsylvaniaPennsylvaniahttps://www.highmarkbcbs.com/
P6OPrefix Unallocated/Not AssignedYet to be assignedYet to be assigned
P6PBCBS of IllinoisIllinoishttps://www.bcbsil.com/
P6QAnthem Blue-Cross Blue-Shield of OhioOhiohttps://www.anthem.com/contact-us/ohio/
P6RCarefirst Blue-Cross Blue-ShieldMaryland/District of Columbia/Northern Virginiahttps://provider.carefirst.com/providers/home.page
P6SPrefix Unallocated/Not AssignedYet to be assignedYet to be assigned
P6TCapital Blue Cross of PennsylvaniaPennsylvaniahttps://www.capbluecross.com/
P6URegence BCBSOregon/Idaho/Utah/Washingtonhttps://www.regence.com/home
P6VRegence BCBSOregon/Idaho/Utah/Washingtonhttps://www.regence.com/home
P6WBCBS of IllinoisIllinoishttps://www.bcbsil.com/
P6XCarefirst Blue-Cross Blue-ShieldMaryland/District of Columbia/Northern Virginiahttps://provider.carefirst.com/providers/home.page
P6YPrefix Unallocated/Not AssignedYet to be assignedYet to be assigned
P6ZPremera Blue Cross of AlaskaAlaskahttps://www.premera.com/ak/provider/
P7ABCBS of IllinoisIllinoishttps://www.bcbsil.com/
P7BRegence BCBSOregon/Idaho/Utah/Washingtonhttps://www.regence.com/home
P7CBCBS of IllinoisIllinoishttps://www.bcbsil.com/
P7DCarefirst Blue-Cross Blue-ShieldMaryland/District of Columbia/Northern Virginiahttps://provider.carefirst.com/providers/home.page
P7EAnthem BCBS of ColoradoColoradohttps://www.anthem.com/contact-us/colorado/
P7FBCBS of MichiganMichiganhttps://www.bcbsm.com/
P7GBCBS of MichiganMichiganhttps://www.bcbsm.com/
P7HRegence BCBSOregon/Idaho/Utah/Washingtonhttps://www.regence.com/home
P7IPrefix Unallocated/Not AssignedYet to be assignedYet to be assigned
P7JHighmark Blue-Cross Blue-Shield of PennsylvaniaPennsylvaniahttps://www.highmarkbcbs.com/
P7KPrefix Unallocated/Not AssignedYet to be assignedYet to be assigned
P7LHighmark Blue-Cross Blue-Shield of PennsylvaniaPennsylvaniahttps://www.highmarkbcbs.com/
P7MAnthem BCBS of GeorgiaGeorgiahttps://www.anthem.com/contact-us/georgia/
P7NHighmark Blue-Cross Blue-Shield of PennsylvaniaPennsylvaniahttps://www.highmarkbcbs.com/
P7OPrefix Unallocated/Not AssignedYet to be assignedYet to be assigned
P7PBCBS of IllinoisIllinoishttps://www.bcbsil.com/
P7QPrefix Unallocated/Not AssignedYet to be assignedYet to be assigned
P7RAnthem BCBS of MissouriMissourihttps://www.anthem.com/contact-us/missouri/
P7SRegence BCBSOregon/Idaho/Utah/Washingtonhttps://www.regence.com/home
P7THighmark Blue-Cross Blue-Shield of PennsylvaniaPennsylvaniahttps://www.highmarkbcbs.com/
P7UPrefix Unallocated/Not AssignedYet to be assignedYet to be assigned
P7VCarefirst Blue-Cross Blue-ShieldMaryland/District of Columbia/Northern Virginiahttps://provider.carefirst.com/providers/home.page
P7WBCBS of IllinoisIllinoishttps://www.bcbsil.com/
P7XAnthem BCBS of WisconsinWisconsinhttps://providers.anthem.com/wisconsin-provider/home
P7YAnthem Blue Cross of CaliforniaCaliforniahttps://www.anthem.com/ca
P7ZAnthem BCBS of WisconsinWisconsinhttps://providers.anthem.com/wisconsin-provider/home
P8AAnthem BCBS of ColoradoColoradohttps://www.anthem.com/contact-us/colorado/
P8BAnthem BCBS of VirginiaVirginiahttps://www.anthem.com/contact-us/virginia/
P8CBCBS of IllinoisIllinoishttps://www.bcbsil.com/
P8DPrefix Unallocated/Not AssignedYet to be assignedYet to be assigned
P8EPrefix Unallocated/Not AssignedYet to be assignedYet to be assigned
P8FAnthem Blue Cross of CaliforniaCaliforniahttps://www.anthem.com/ca
P8GAnthem Blue Cross of CaliforniaCaliforniahttps://www.anthem.com/ca
P8HRegence BCBSOregon/Idaho/Utah/Washingtonhttps://www.regence.com/home
P8IPrefix Unallocated/Not AssignedYet to be assignedYet to be assigned
P8JAnthem BCBS of IndianaIndianahttps://providers.anthem.com/indiana-provider/home
P8KAnthem BCBS of IndianaIndianahttps://providers.anthem.com/indiana-provider/home
P8LPremera Blue Cross of AlaskaAlaskahttps://www.premera.com/ak/provider/
P8MPremera Blue Cross of AlaskaAlaskahttps://www.premera.com/ak/provider/
P8NPremera Blue Cross of AlaskaAlaskahttps://www.premera.com/ak/provider/
P8OPrefix Unallocated/Not AssignedYet to be assignedYet to be assigned
P8PBCBS of IllinoisIllinoishttps://www.bcbsil.com/
P8QPrefix Unallocated/Not AssignedYet to be assignedYet to be assigned
P8RPremera Blue Cross of AlaskaAlaskahttps://www.premera.com/ak/provider/
P8SAnthem Blue-Cross Blue-Shield of OhioOhiohttps://www.anthem.com/contact-us/ohio/
P8TBCBS of IllinoisIllinoishttps://www.bcbsil.com/
P8UPrefix Unallocated/Not AssignedYet to be assignedYet to be assigned
P8VPremera Blue Cross of AlaskaAlaskahttps://www.premera.com/ak/provider/
P8WBCBS of IllinoisIllinoishttps://www.bcbsil.com/
P8XPremera Blue Cross of AlaskaAlaskahttps://www.premera.com/ak/provider/
P8YPrefix Unallocated/Not AssignedYet to be assignedYet to be assigned
P8ZAnthem BCBS of IndianaIndianahttps://providers.anthem.com/indiana-provider/home
P9AAnthem BCBS of MissouriMissourihttps://www.anthem.com/contact-us/missouri/
P9BAnthem Blue Cross of CaliforniaCaliforniahttps://www.anthem.com/ca
P9CAnthem BCBS of GeorgiaGeorgiahttps://www.anthem.com/contact-us/georgia/
P9DEmpire BCBS of New YorkNew Yorkhttps://www.empireblue.com/
P9EAnthem BCBS of WisconsinWisconsinhttps://providers.anthem.com/wisconsin-provider/home
P9FAnthem Blue Cross of CaliforniaCaliforniahttps://www.anthem.com/ca
P9GAnthem BCBS of IndianaIndianahttps://providers.anthem.com/indiana-provider/home
P9HPrefix Unallocated/Not AssignedYet to be assignedYet to be assigned
P9IPrefix Unallocated/Not AssignedYet to be assignedYet to be assigned
P9JPrefix Unallocated/Not AssignedYet to be assignedYet to be assigned
P9KPrefix Unallocated/Not AssignedYet to be assignedYet to be assigned
P9LPrefix Unallocated/Not AssignedYet to be assignedYet to be assigned
P9MPremera Blue Cross of AlaskaAlaskahttps://www.premera.com/ak/provider/
P9NRegence BCBSOregon/Idaho/Utah/Washingtonhttps://www.regence.com/home
P9OPrefix Unallocated/Not AssignedYet to be assignedYet to be assigned
P9PBCBS of MinnesotaMinnesotahttps://www.bluecrossmn.com/providers
P9QPrefix Unallocated/Not AssignedYet to be assignedYet to be assigned
P9RAnthem BCBS of MissouriMissourihttps://www.anthem.com/contact-us/missouri/
P9SAnthem Blue Cross of CaliforniaCaliforniahttps://www.anthem.com/ca
P9TEmpire BCBS of New YorkNew Yorkhttps://www.empireblue.com/
P9UPrefix Unallocated/Not AssignedYet to be assignedYet to be assigned
P9VPrefix Unallocated/Not AssignedYet to be assignedYet to be assigned
P9WBCBS of IllinoisIllinoishttps://www.bcbsil.com/
P9XAnthem BCBS of GeorgiaGeorgiahttps://www.anthem.com/contact-us/georgia/
P9YPrefix Unallocated/Not AssignedYet to be assignedYet to be assigned
P9ZAnthem Blue Cross of CaliforniaCaliforniahttps://www.anthem.com/ca

Conclusion

This exhaustive list of BCBS alpha numeric prefixes from P2A to P9Z is vital for anyone working within the healthcare and insurance sectors. It helps streamline administrative processes, such as billing and insurance claims. By having this information readily available, medical billers can serve patients better and ensure accurate billing practices.

For any inquiries or further information, feel free to reach out to Texmed Billing Solutions at [email protected].

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