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BCBS Alpha Numeric Prefix from Y2A to Y9Z

BCBS Alpha Numeric Prefixes are three-character combinations of letters and numbers found at the beginning of the identification number on Blue Cross Blue Shield insurance cards. They help in identifying the health plans of patients along with their insurance companies.

This blog will cover the alpha numeric prefixes ranging from Y2A to Y9Z and list down their applicable state, insurance company name, and type of health plans. Continue reading and let Health Quest Billing find the right alpha numeric prefix for you.

BCBS Alpha Numeric Prefix from Y2A to Y9Z – Latest Insights

BCBS Prefix State Company Name Types Of Health Plan
Y2A Illinois Blue-Cross Blue-Shield of Illinois PPO, EPO, HDHP
Y2B Ohio Anthem Blue-Cross Blue-Shield of Ohio HMO, Traditional Indemnity, POS
Y2C California Anthem Blue-Cross California Medicaid, Medicare Advantage, PPO
Y2D Prefix Unallocated/Not Assigned
Y2E Illinois Blue-Cross Blue-Shield of Illinois POS, HMO, Medicaid
Y2F Maryland/District of Columbia/Northern Virginia Carefirst Blue-Cross Blue-Shield Medicare Advantage, PPO, HDHP
Y2G Prefix Unallocated/Not Assigned
Y2H Prefix Unallocated/Not Assigned
Y2I Prefix Unallocated/Not Assigned
Y2J Prefix Unallocated/Not Assigned
Y2K Prefix Unallocated/Not Assigned
Y2L Prefix Unallocated/Not Assigned
Y2M Nebraska Blue-Cross Blue-Shield of Nebraska Traditional Indemnity, HDHP, POS
Y2N Illinois Blue-Cross Blue-Shield of Illinois EPO, PPO, Medicaid
Y2O Prefix Unallocated/Not Assigned
Y2P Prefix Unallocated/Not Assigned
Y2Q Prefix Unallocated/Not Assigned
Y2R Montana Blue-Cross Blue-Shield of Montana Medicare Advantage, HMO, POS
Y2S Montana Blue-Cross Blue-Shield of Montana Traditional Indemnity, EPO, PPO
Y2T Montana Blue-Cross Blue-Shield of Montana Medicaid, HDHP, Medicare Advantage
Y2U Prefix Unallocated/Not Assigned
Y2V Prefix Unallocated/Not Assigned
Y2W Illinois Blue-Cross Blue-Shield of Illinois HDHP, Medicare Advantage, POS
Y2X Prefix Unallocated/Not Assigned
Y2Y Prefix Unallocated/Not Assigned
Y2Z Prefix Unallocated/Not Assigned
Y3A Highmark Blue Cross Shield PPO, HMO, Medicaid
Y3B Pennsylvania Highmark Blue Cross Shield Traditional Indemnity, HDHP, POS
Y3C Illinois Blue-Cross Blue-Shield of Illinois EPO, Medicare Advantage, PPO
Y3D Prefix Unallocated/Not Assigned
Y3E Alaska Premera Blue-Cross of Alaska POS, EPO, HMO
Y3F Prefix Unallocated/Not Assigned
Y3G Alaska Premera Blue-Cross of Alaska Traditional Indemnity, Medicaid, POS
Y3H Prefix Unallocated/Not Assigned
Y3I Prefix Unallocated/Not Assigned
Y3J Prefix Unallocated/Not Assigned
Y3K Alaska Premera Blue-Cross of Alaska HMO, HDHP, Medicare Advantage
Y3L Prefix Unallocated/Not Assigned
Y3M California Anthem Blue-Cross California POS, EPO, HMO
Y3N Prefix Unallocated/Not Assigned
Y3O Prefix Unallocated/Not Assigned
Y3P Wisconsin Blue Cross Blue Shield of wisconsin HMO, POS, HDHP
Y3Q Prefix Unallocated/Not Assigned
Y3R New Mexico Blue-Cross Blue-Shield of New Mexico EPO, Medicaid, HMO
Y3S New Mexico Blue-Cross Blue-Shield of New Mexico HDHP, POS, PPO
Y3T New Mexico Blue-Cross Blue-Shield of New Mexico Traditional Indemnity, Medicare Advantage, Medicaid
Y3U Prefix Unallocated/Not Assigned
Y3V Prefix Unallocated/Not Assigned
Y3W Prefix Unallocated/Not Assigned
Y3X Prefix Unallocated/Not Assigned
Y3Y Prefix Unallocated/Not Assigned
Y3Z Prefix Unallocated/Not Assigned
Y4A Pennsylvania Highmark Blue Cross Shield HMO, POS, PPO
Y4B Pennsylvania Highmark Blue Cross Shield Medicaid, Medicare Advantage, Traditional Indemnity
Y4C California Anthem Blue Cross PPO, HMO, Medicare Advantage
Y4D Pennsylvania Highmark Blue Cross Shield EPO, HDHP, POS
Y4E Prefix Unallocated/Not Assigned
Y4F Oregon/Idaho/Utah/Washington Regence Blue-Cross Blue-Shield HDHP, EPO, HMO
Y4G Georgia Anthem Blue-Cross Blue-Shield of Georgia POS, PPO, Medicare Supplement
Y4H Ohio Anthem Blue-Cross Blue-Shield of Ohio EPO, HMO, Traditional Indemnity
Y4I Prefix Unallocated/Not Assigned
Y4J Prefix Unallocated/Not Assigned
Y4K Prefix Unallocated/Not Assigned
Y4L Prefix Unallocated/Not Assigned
Y4M Arizona Blue-Cross Blue-Shield of Arizona HMO, PPO, POS
Y4N Prefix Unallocated/Not Assigned
Y4O Prefix Unallocated/Not Assigned
Y4P Georgia Anthem Blue-Cross Blue-Shield of Georgia EPO, PPO, HDHP
Y4Q Prefix Unallocated/Not Assigned
Y4R Oklahoma Blue-Cross Blue-Shield of Oklahoma PPO, HDHP, EPO
Y4S Oklahoma Blue-Cross Blue-Shield of Oklahoma Medicare Advantage, POS, HMO
Y4T Oklahoma Blue-Cross Blue-Shield of Oklahoma EPO, Traditional Indemnity, PPO
Y4U Prefix Unallocated/Not Assigned
Y4V Pennsylvania Highmark Blue Cross Shield POS, PPO, Traditional Indemnity
Y4W Prefix Unallocated/Not Assigned
Y4X Prefix Unallocated/Not Assigned
Y4Y Pennsylvania Highmark Blue Cross Shield PPO, Traditional Indemnity, Medicare Supplement
Y4Z Prefix Unallocated/Not Assigned
Y5A Prefix Unallocated/Not Assigned
Y5B California Anthem Blue Cross HMO, HDHP, POS
Y5C Illinois Blue-Cross Blue-Shield of Illinois EPO, PPO, HMO
Y5D California Anthem Blue Cross Traditional Indemnity, Medicare Supplement, POS
Y5E Prefix Unallocated/Not Assigned
Y5F Prefix Unallocated/Not Assigned
Y5G Texas Blue Cross Blue Shield of Texas Medicare Supplement, POS, EPO
Y5H California Anthem Blue Cross HMO, HDHP, Medicare Advantage
Y5I Prefix Unallocated/Not Assigned
Y5J Prefix Unallocated/Not Assigned
Y5K Prefix Unallocated/Not Assigned
Y5L Prefix Unallocated/Not Assigned
Y5M California Anthem Blue Cross EPO, Medicare Advantage, POS
Y5N Pennsylvania Highmark Blue Cross Shield HMO, PPO, Traditional Indemnity
Y5O Prefix Unallocated/Not Assigned
Y5P Georgia Blue Cross Blue Shield of Georgia POS, HMO, PPO
Y5Q Prefix Unallocated/Not Assigned
Y5R Prefix Unallocated/Not Assigned
Y5S Prefix Unallocated/Not Assigned
Y5T Connecticut Anthem Blue-Cross Blue-Shield of Connecticut Traditional Indemnity, EPO, HMO
Y5U Prefix Unallocated/Not Assigned
Y5V Prefix Unallocated/Not Assigned
Y5W Prefix Unallocated/Not Assigned
Y5X Prefix Unallocated/Not Assigned
Y5Y Prefix Unallocated/Not Assigned
Y5Z Prefix Unallocated/Not Assigned
Y6A Oregon/Idaho/Utah/Washington Regence Blue-Cross Blue-Shield HMO, Medicare Supplement, EPO
Y6B California Anthem Blue Cross PPO, Traditional Indemnity, HDHP
Y6C Pennsylvania Highmark Blue Cross Shield EPO, POS, Medicare Advantage
Y6D Ohio Anthem Blue-Cross Blue-Shield of Ohio Traditional Indemnity, HMO, PPO
Y6E Prefix Unallocated/Not Assigned
Y6F Prefix Unallocated/Not Assigned
Y6G Oregon/Idaho/Utah/Washington Regence Blue-Cross Blue-Shield PPO, Medicare Advantage, HDHP
Y6H Pennsylvania Highmark Blue Cross Shield EPO, HMO, Medicare Supplement
Y6I Prefix Unallocated/Not Assigned
Y6J Prefix Unallocated/Not Assigned
Y6K Prefix Unallocated/Not Assigned
Y6L Prefix Unallocated/Not Assigned
Y6M Ohio Anthem Blue-Cross Blue-Shield of Ohio HMO, Medicare Supplement, POS
Y6N Prefix Unallocated/Not Assigned
Y6O Prefix Unallocated/Not Assigned
Y6P New York Empire Blue-Cross Blue-Shield of New York POS, Traditional Indemnity, PPO
Y6Q Prefix Unallocated/Not Assigned
Y6R Oregon/Idaho/Utah/Washington Regence Blue-Cross Blue-Shield Medicare Advantage, HMO, POS
Y6S Pennsylvania Highmark Blue Cross Shield Traditional Indemnity, PPO, HDHP
Y6T Oregon/Idaho/Utah/Washington Regence Blue-Cross Blue-Shield EPO, Medicare Supplement, HMO
Y6U Prefix Unallocated/Not Assigned
Y6V Oregon/Idaho/Utah/Washington Regence Blue-Cross Blue-Shield Medicare Advantage, PPO, EPO
Y6W Prefix Unallocated/Not Assigned
Y6X Prefix Unallocated/Not Assigned
Y6Y Prefix Unallocated/Not Assigned
Y6Z Prefix Unallocated/Not Assigned
Y7A Oregon/Idaho/Utah/Washington Regence Blue-Cross Blue-Shield EPO, HMO, Medicare Supplement
Y7B Pennsylvania Highmark Blue Cross Shield PPO, Traditional Indemnity, HDHP
Y7C Pennsylvania Highmark Blue Cross Shield POS, Medicare Advantage, EPO
Y7D Pennsylvania Highmark Blue Cross Shield HMO, PPO, Traditional Indemnity
Y7E Missouri Blue Cross Blue Shield of Missouri HDHP, Medicare Supplement, POS
Y7F Prefix Unallocated/Not Assigned
Y7G Pennsylvania Highmark Blue Cross Shield PPO, HDHP, Medicare Advantage
Y7H Pennsylvania Highmark Blue Cross Shield EPO, POS, Traditional Indemnity
Y7I Prefix Unallocated/Not Assigned
Y7J Prefix Unallocated/Not Assigned
Y7K Prefix Unallocated/Not Assigned
Y7L Prefix Unallocated/Not Assigned
Y7M Georgia Blue Cross Blue Shield of Georgia EPO, Medicare Supplement, POS
Y7N New York Empire Blue-Cross Blue-Shield of New York HMO, PPO, Traditional Indemnity
Y7O Prefix Unallocated/Not Assigned
Y7P Pennsylvania Highmark Blue Cross Shield POS, Traditional Indemnity, HMO
Y7Q Prefix Unallocated/Not Assigned
Y7Q Prefix Unallocated/Not Assigned
Y7S Prefix Unallocated/Not Assigned
Y7T Colorado Anthem Blue-Cross Blue-Shield of Colorado PPO, Traditional Indemnity, EPO
Y7U Oklahoma Blue-Cross Blue-Shield of Oklahoma HMO, Medicare Supplement, POS
Y7V Prefix Unallocated/Not Assigned
Y7W Prefix Unallocated/Not Assigned
Y7X Prefix Unallocated/Not Assigned
Y7X Prefix Unallocated/Not Assigned
Y7Z Prefix Unallocated/Not Assigned
Y8A Prefix Unallocated/Not Assigned
Y8B Pennsylvania Highmark Blue Cross Shield Traditional Indemnity, EPO, HMO
Y8C Colorado Anthem Blue-Cross Blue-Shield of Colorado Medicare Supplement, POS, PPO
Y8D Prefix Unallocated/Not Assigned
Y8E New York Empire Blue-Cross Blue-Shield of New York HMO, Medicare Advantage, POS
Y8F Prefix Unallocated/Not Assigned
Y8G Colorado Anthem Blue-Cross Blue-Shield of Colorado EPO, Medicare Supplement, HMO
Y8H New York Empire Blue-Cross Blue-Shield of New York POS, PPO, Traditional Indemnity
Y8I Prefix Unallocated/Not Assigned
Y8J Prefix Unallocated/Not Assigned
Y8K Prefix Unallocated/Not Assigned
Y8L Prefix Unallocated/Not Assigned
Y8M California Anthem Blue-Cross California POS, Medicare Advantage, PPO
Y8N Georgia Blue Cross Blue Shield of Georgia HDHP, EPO, Traditional Indemnity
Y8O Prefix Unallocated/Not Assigned
Y8P California Anthem Blue Cross Traditional Indemnity, PPO, HDHP
Y8Q Prefix Unallocated/Not Assigned
Y8R Prefix Unallocated/Not Assigned
Y8S Prefix Unallocated/Not Assigned
Y8T Georgia Blue Cross Blue Shield of Georgia HMO, Traditional Indemnity, POS
Y8U Prefix Unallocated/Not Assigned
Y8V Prefix Unallocated/Not Assigned
Y8W Prefix Unallocated/Not Assigned
Y8X Prefix Unallocated/Not Assigned
Y8Y Prefix Unallocated/Not Assigned
Y8Z Prefix Unallocated/Not Assigned
Y9A Prefix Unallocated/Not Assigned
Y9B Prefix Unallocated/Not Assigned
Y9C Oregon/Idaho/Utah/Washington Regence Blue-Cross Blue-Shield HDHP, PPO, Medicare Advantage
Y9D Connecticut Blue Cross Blue Shield of Connecticut EPO, Traditional Indemnity, HMO
Y9E Missouri Blue Cross Blue Shield of Missouri POS, Medicare Supplement, PPO
Y9F Missouri Blue Cross Blue Shield of Missouri HMO, HDHP, Traditional Indemnity
Y9G Georgia Blue Cross Blue Shield of Georgia PPO, EPO, Medicare Advantage
Y9H Oregon/Idaho/Utah/Washington Regence Blue-Cross Blue-Shield Traditional Indemnity, POS, HDHP
Y9I Prefix Unallocated/Not Assigned
Y9J Missouri Blue Cross Blue Shield of Missouri HDHP, PPO, Traditional Indemnity
Y9K Missouri Blue Cross Blue Shield of Missouri EPO, Medicare Advantage, POS
Y9L Missouri Blue Cross Blue Shield of Missouri HMO, Traditional Indemnity, PPO
Y9M Missouri Blue Cross Blue Shield of Missouri POS, HDHP, Medicare Supplement
Y9N Indiana Anthem Blue-Cross Blue-Shield of Indiana Medicare Advantage, EPO, HMO
Y9O Prefix Unallocated/Not Assigned
Y9P Georgia Blue Cross Blue Shield of Geogia HDHP, EPO, HMO
Y9Q Missouri Blue Cross Blue Shield of Missouri Traditional Indemnity, Medicare Supplement, PPO
Y9R Missouri Blue Cross Blue Shield of Missouri Medicare Advantage, POS, HDHP
Y9S Missouri Blue Cross Blue Shield of Missouri EPO, HMO, Traditional Indemnity
Y9T Georgia Blue Cross Blue Shield of Geogia POS, Medicare Supplement, HDHP
Y9U Missouri Blue Cross Blue Shield of Missouri PPO, Traditional Indemnity, EPO
Y9V Prefix Unallocated/Not Assigned
Y9W Missouri Blue Cross Blue Shield of Missouri HDHP, EPO, Traditional Indemnity
Y9X California Anthem Blue Cross Medicare Supplement, PPO, HMO
Y9Y Prefix Unallocated/Not Assigned
Y9Z Missouri Blue Cross Blue Shield of Missouri Traditional Indemnity, EPO, PPO

 

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Frequently Asked Questions (FAQs)

No, retired individuals do not have different BCBS prefixes compared to non-retired members. BCBS prefixes are determined by the specific plan a member belongs to, not their retirement status. Therefore, both retired and non-retired persons on the same plan will share the same prefix on their BCBS ID cards.

BCBS prefixes primarily identify local entities and do not directly indicate international coverage. To determine international coverage, check for logos like Blue Cross Blue Shield Global on your member ID card or visit BCBS Global's website for specific information through GeoBlue.

BCBS prefixes primarily identify the specific plan and may suggest the plan type (e.g., HMO vs. PPO), but they do not reliably indicate in-network status. Verification through network logos, contacting BCBS with the member ID, or using their provider directory tool is recommended for accurate network status confirmation.

No, BCBS prefixes on member ID cards do not indicate plan deductibles. They primarily identify the specific Blue Cross Blue Shield company or national account issuing the plan, facilitating claims routing. Actual deductible information is typically found in plan documents like Explanation of Benefits or by contacting the BCBS provider directly.

No, prefixes on BCBS member ID cards are used for internal routing and do not indicate plan types like Silver or Gold. Plan types are explicitly mentioned in your BCBS plan documents or member ID card.