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 alphanumeric prefixes ranging from O2A to O9Z and list down their applicable state, insurance company name, and type of health plans.
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BCBS Alpha Numeric Prefix from O2A to O9Z
| BCBS Prefix | State | Company Name | Types Of Health Plans |
|---|---|---|---|
| O2A | California | Anthem Blue-Cross | EPO, POS, HDHP |
| O2B | – | Unallocated/ Prefix Not Assigned | |
| O2C | Oregon/Idaho/Utah/Washington | Regence Blue-Cross Blue-Shield | Medicaid, Medicare Advantage, HDHP |
| O2D | – | Unallocated/ Prefix Not Assigned | |
| O2E | California | Anthem Blue-Cross | POS, HDHP, Medicare Advantage |
| O2F | Oregon/Idaho/Utah/Washington | Regence Blue-Cross Blue-Shield | EPO, Medicaid, HMO |
| O2G | Oregon/Idaho/Utah/Washington | Regence Blue-Cross Blue-Shield | Traditional Indemnity, PPO, HDHP |
| O2H | – | Unallocated/ Prefix Not Assigned | |
| O2I | Oregon/Idaho/Utah/Washington | Regence Blue-Cross Blue-Shield | HDHP, EPO, Medicaid |
| O2J | – | Unallocated/ Prefix Not Assigned | |
| O2K | – | Unallocated/ Prefix Not Assigned | |
| O2L | – | Unallocated/ Prefix Not Assigned | |
| O2M | Georgia | Anthem Blue-Cross Blue-Shield of Georgia | Traditional Indemnity, Medicare Advantage, PPO |
| O2N | West Virginia | Highmark Blue-Cross Blue-Shield of West Virginia | POS, HDHP, EPO |
| O2O | – | Unallocated/ Prefix Not Assigned | |
| O2P | – | Unallocated/ Prefix Not Assigned | |
| O2Q | – | Unallocated/ Prefix Not Assigned | |
| O2R | – | Unallocated/ Prefix Not Assigned | |
| O2S | Massachusetts | Blue-Cross Blue-Shield of Massachusetts | POS, Medicare Advantage, EPO |
| O2T | Minnesota | Blue-Cross Blue-Shield of Minnesota | HMO, PPO, HDHP |
| O2U | – | Unallocated/ Prefix Not Assigned | |
| O2V | – | Unallocated/ Prefix Not Assigned | |
| O2W | – | Unallocated/ Prefix Not Assigned | |
| O2X | – | Unallocated/ Prefix Not Assigned | |
| O2Y | – | Unallocated/ Prefix Not Assigned | |
| O2Z | – | Unallocated/ Prefix Not Assigned | |
| O3A | – | Unallocated/ Prefix Not Assigned | |
| O3B | Alaska | Premera Blue-Cross Blue-Shield of Alaska | HMO, HDHP, Medicare Advantage |
| O3C | Oregon/Idaho/Utah/Washington | Regence Blue-Cross Blue-Shield | PPO, Medicaid, Traditional Indemnity |
| O3D | – | Unallocated/ Prefix Not Assigned | |
| O3E | – | Unallocated/ Prefix Not Assigned | |
| O3F | Virginia | Anthem Blue-Cross Blue-Shield of Virginia | Medicaid, Traditional Indemnity, HDHP |
| O3G | Virginia | Anthem Blue-Cross Blue-Shield of Virginia | EPO, POS, Medicare Advantage |
| O3H | – | Unallocated/ Prefix Not Assigned | |
| O3I | – | Unallocated/ Prefix Not Assigned | |
| O3J | – | Unallocated/ Prefix Not Assigned | |
| O3K | – | Unallocated/ Prefix Not Assigned | |
| O3L | – | Unallocated/ Prefix Not Assigned | |
| O3M | – | Unallocated/ Prefix Not Assigned | |
| O3N | Virginia | Anthem Blue-Cross Blue-Shield of Virginia | Traditional Indemnity, PPO, EPO |
| O3O | – | Unallocated/ Prefix Not Assigned | |
| O3P | – | Unallocated/ Prefix Not Assigned | |
| O3Q | – | Unallocated/ Prefix Not Assigned | |
| O3R | – | Unallocated/ Prefix Not Assigned | |
| O3S | – | Unallocated/ Prefix Not Assigned | |
| O3T | Oregon/Idaho/Utah/Washington | Regence Blue-Cross Blue-Shield | POS, EPO, PPO |
| O3U | – | Unallocated/ Prefix Not Assigned | |
| O3V | Alaska | Premera Blue-Cross Blue-Shield of Alaska | Medicare Advantage, Traditional Indemnity, POS |
| O3W | Georgia | Anthem Blue-Cross Blue-Shield of Georgia | HDHP, EPO, HMO |
| O3X | – | Unallocated/ Prefix Not Assigned | |
| O3Y | – | Unallocated/ Prefix Not Assigned | |
| O3Z | – | Unallocated/ Prefix Not Assigned | |
| O4A | – | Unallocated/ Prefix Not Assigned | |
| O4B | – | Unallocated/ Prefix Not Assigned | |
| O4C | – | Unallocated/ Prefix Not Assigned | |
| O4D | – | Unallocated/ Prefix Not Assigned | |
| O4E | – | Unallocated/ Prefix Not Assigned | |
| O4F | Oregon/Idaho/Utah/Washington | Regence Blue-Cross Blue-Shield | PPO, Traditional Indemnity, Medicaid |
| O4G | – | Unallocated/ Prefix Not Assigned | |
| O4H | – | Unallocated/ Prefix Not Assigned | |
| O4I | – | Unallocated/ Prefix Not Assigned | |
| O4J | – | Unallocated/ Prefix Not Assigned | |
| O4K | – | Unallocated/ Prefix Not Assigned | |
| O4L | – | Unallocated/ Prefix Not Assigned | |
| O4M | – | Unallocated/ Prefix Not Assigned | |
| O4N | – | Unallocated/ Prefix Not Assigned | |
| O4O | – | Unallocated/ Prefix Not Assigned | |
| O4P | – | Unallocated/ Prefix Not Assigned | |
| O4Q | – | Unallocated/ Prefix Not Assigned | |
| O4R | Oregon/Idaho/Utah/Washington | Regence Blue-Cross Blue-Shield | POS, HDHP, Medicaid |
| O4S | – | Unallocated/ Prefix Not Assigned | |
| O4T | – | Unallocated/ Prefix Not Assigned | |
| O4U | – | Unallocated/ Prefix Not Assigned | |
| O4V | – | Unallocated/ Prefix Not Assigned | |
| O4W | – | Unallocated/ Prefix Not Assigned | |
| O4X | – | Unallocated/ Prefix Not Assigned | |
| O4Y | – | Unallocated/ Prefix Not Assigned | |
| O4Z | – | Unallocated/ Prefix Not Assigned | |
| O5A | – | Unallocated/ Prefix Not Assigned | |
| O5B | – | Unallocated/ Prefix Not Assigned | |
| O5C | – | Unallocated/ Prefix Not Assigned | |
| O5D | – | Unallocated/ Prefix Not Assigned | |
| O5E | – | Unallocated/ Prefix Not Assigned | |
| O5F | – | Unallocated/ Prefix Not Assigned | |
| O5G | – | Unallocated/ Prefix Not Assigned | |
| O5H | – | Unallocated/ Prefix Not Assigned | |
| O5I | – | Unallocated/ Prefix Not Assigned | |
| O5J | – | Unallocated/ Prefix Not Assigned | |
| O5K | – | Unallocated/ Prefix Not Assigned | |
| O5L | – | Unallocated/ Prefix Not Assigned | |
| O5M | – | Unallocated/ Prefix Not Assigned | |
| O5N | – | Unallocated/ Prefix Not Assigned | |
| O5O | – | Unallocated/ Prefix Not Assigned | |
| O5P | – | Unallocated/ Prefix Not Assigned | |
| O5Q | – | Unallocated/ Prefix Not Assigned | |
| O5R | – | Unallocated/ Prefix Not Assigned | |
| O5S | – | Unallocated/ Prefix Not Assigned | |
| O5T | – | Unallocated/ Prefix Not Assigned | |
| O5U | – | Unallocated/ Prefix Not Assigned | |
| O5V | – | Unallocated/ Prefix Not Assigned | |
| O5W | – | Unallocated/ Prefix Not Assigned | |
| O5X | – | Unallocated/ Prefix Not Assigned | |
| O5Y | – | Unallocated/ Prefix Not Assigned | |
| O5Z | – | Unallocated/ Prefix Not Assigned | |
| O6A | – | Unallocated/ Prefix Not Assigned | |
| O6B | – | Unallocated/ Prefix Not Assigned | |
| O6C | – | Unallocated/ Prefix Not Assigned | |
| O6D | – | Unallocated/ Prefix Not Assigned | |
| O6E | – | Unallocated/ Prefix Not Assigned | |
| O6F | – | Unallocated/ Prefix Not Assigned | |
| O6G | – | Unallocated/ Prefix Not Assigned | |
| O6H | Alaska | Premera Blue-Cross of Alaska | Medicare Advantage, PPO, Medicaid |
| O6I | – | Unallocated/ Prefix Not Assigned | |
| O6J | – | Unallocated/ Prefix Not Assigned | |
| O6K | – | Unallocated/ Prefix Not Assigned | |
| O6L | – | Unallocated/ Prefix Not Assigned | |
| O6M | – | Unallocated/ Prefix Not Assigned | |
| O6N | – | Unallocated/ Prefix Not Assigned | |
| O6O | – | Unallocated/ Prefix Not Assigned | |
| O6P | – | Unallocated/ Prefix Not Assigned | |
| O6Q | – | Unallocated/ Prefix Not Assigned | |
| O6R | – | Unallocated/ Prefix Not Assigned | |
| O6S | – | Unallocated/ Prefix Not Assigned | |
| O6T | – | Unallocated/ Prefix Not Assigned | |
| O6U | – | Unallocated/ Prefix Not Assigned | |
| O6V | – | Unallocated/ Prefix Not Assigned | |
| O6W | – | Unallocated/ Prefix Not Assigned | |
| O6X | – | Unallocated/ Prefix Not Assigned | |
| O6Y | – | Unallocated/ Prefix Not Assigned | |
| O6Z | – | Unallocated/ Prefix Not Assigned | |
| O7A | – | Unallocated/ Prefix Not Assigned | |
| O7B | – | Unallocated/ Prefix Not Assigned | |
| O7C | – | Unallocated/ Prefix Not Assigned | |
| O7D | – | Unallocated/ Prefix Not Assigned | |
| O7E | – | Unallocated/ Prefix Not Assigned | |
| O7F | – | Unallocated/ Prefix Not Assigned | |
| O7G | – | Unallocated/ Prefix Not Assigned | |
| O7H | – | Unallocated/ Prefix Not Assigned | |
| O7I | – | Unallocated/ Prefix Not Assigned | |
| O7J | – | Unallocated/ Prefix Not Assigned | |
| O7K | – | Unallocated/ Prefix Not Assigned | |
| O7L | – | Unallocated/ Prefix Not Assigned | |
| O7M | – | Unallocated/ Prefix Not Assigned | |
| O7N | – | Unallocated/ Prefix Not Assigned | |
| O7O | – | Unallocated/ Prefix Not Assigned | |
| O7P | – | Unallocated/ Prefix Not Assigned | |
| O7Q | – | Unallocated/ Prefix Not Assigned | |
| O7R | – | Unallocated/ Prefix Not Assigned | |
| O7S | – | Unallocated/ Prefix Not Assigned | |
| O7T | – | Unallocated/ Prefix Not Assigned | |
| O7U | – | Unallocated/ Prefix Not Assigned | |
| O7V | – | Unallocated/ Prefix Not Assigned | |
| O7W | – | Unallocated/ Prefix Not Assigned | |
| O7X | – | Unallocated/ Prefix Not Assigned | |
| O7Y | – | Unallocated/ Prefix Not Assigned | |
| O7Z | – | Unallocated/ Prefix Not Assigned | |
| O8A | – | Unallocated/ Prefix Not Assigned | |
| O8B | – | Unallocated/ Prefix Not Assigned | |
| O8C | – | Unallocated/ Prefix Not Assigned | |
| O8D | – | Unallocated/ Prefix Not Assigned | |
| O8E | – | Unallocated/ Prefix Not Assigned | |
| O8F | – | Unallocated/ Prefix Not Assigned | |
| O8G | – | Unallocated/ Prefix Not Assigned | |
| O8H | – | Unallocated/ Prefix Not Assigned | |
| O8I | – | Unallocated/ Prefix Not Assigned | |
| O8J | – | Unallocated/ Prefix Not Assigned | |
| O8K | – | Unallocated/ Prefix Not Assigned | |
| O8L | – | Unallocated/ Prefix Not Assigned | |
| O8M | – | Unallocated/ Prefix Not Assigned | |
| O8N | – | Unallocated/ Prefix Not Assigned | |
| O8O | – | Unallocated/ Prefix Not Assigned | |
| O8P | – | Unallocated/ Prefix Not Assigned | |
| O8Q | – | Unallocated/ Prefix Not Assigned | |
| O8R | – | Unallocated/ Prefix Not Assigned | |
| O8S | – | Unallocated/ Prefix Not Assigned | |
| O8T | – | Unallocated/ Prefix Not Assigned | |
| O8U | – | Unallocated/ Prefix Not Assigned | |
| O8V | – | Unallocated/ Prefix Not Assigned | |
| O8W | – | Unallocated/ Prefix Not Assigned | |
| O8X | – | Unallocated/ Prefix Not Assigned | |
| O8Y | – | Unallocated/ Prefix Not Assigned | |
| O8Z | – | Unallocated/ Prefix Not Assigned | |
| O9A | – | Unallocated/ Prefix Not Assigned | |
| O9B | – | Unallocated/ Prefix Not Assigned | |
| O9C | – | Unallocated/ Prefix Not Assigned | |
| O9D | – | Unallocated/ Prefix Not Assigned | |
| O9E | – | Unallocated/ Prefix Not Assigned | |
| O9F | – | Unallocated/ Prefix Not Assigned | |
| O9G | – | Unallocated/ Prefix Not Assigned | |
| O9H | – | Unallocated/ Prefix Not Assigned | |
| O9I | – | Unallocated/ Prefix Not Assigned | |
| O9J | – | Unallocated/ Prefix Not Assigned | |
| O9K | Minnesota | Blue-Cross Blue-Shield of Minnesota | PPO, HDHP, Medicare Advantage |
| O9L | Minnesota | Blue-Cross Blue-Shield of Minnesota | Medicaid, EPO, HMO |
| O9M | – | Unallocated/ Prefix Not Assigned | |
| O9N | – | Unallocated/ Prefix Not Assigned | |
| O9O | – | Unallocated/ Prefix Not Assigned | |
| O9P | – | Unallocated/ Prefix Not Assigned | |
| O9Q | – | Unallocated/ Prefix Not Assigned | |
| O9R | – | Unallocated/ Prefix Not Assigned | |
| O9S | – | Unallocated/ Prefix Not Assigned | |
| O9T | – | Unallocated/ Prefix Not Assigned | |
| O9U | – | Unallocated/ Prefix Not Assigned | |
| O9V | – | Unallocated/ Prefix Not Assigned | |
| O9W | – | Unallocated/ Prefix Not Assigned | |
| O9X | – | Unallocated/ Prefix Not Assigned | |
| O9Y | – | Unallocated/ Prefix Not Assigned | |
| O9Z | – | Unallocated/ Prefix Not Assigned |
Health Quest Billing specializes in provider credentialing for BCBS O2A to O9Z prefixes. Let us handle the paperwork and compliance, so you can focus on delivering exceptional patient care with peace of mind
Frequently asked questions
Do BCBS prefixes provide information about coverage area?
Yes, BCBS prefixes help determine the coverage area by identifying the specific Blue Cross Blue Shield company and its geographic region.
How do BCBS prefixes interact with out-of-network providers?
BCBS prefixes identify the specific BCBS plan a member belongs to, allowing out-of-network providers to route claims correctly for processing, ensuring faster and accurate claim processing despite higher deductibles and lower reimbursement rates.
What should I do if my BCBS prefix is incorrect on my card?
If your BCBS prefix is incorrect, verify the prefix on your card, contact BCBS customer service, and check any claim filing instructions on your card. Avoid guessing the prefix to prevent delays in processing claims.
Can the BCBS prefix help in identifying fraudulent activities?
No, the BCBS prefix alone cannot reliably identify fraudulent activities. Similar prefixes are used by many other insurance companies, and fraudsters can obtain genuine member ID cards through various means. Detecting fraud requires verifying member information, monitoring for unusual activity, and being aware of common fraud schemes like upcoding and phantom billing.
Are BCBS prefixes linked to specific regions or states?
Yes, BCBS prefixes are linked to specific regions or states, helping route claims to the correct Blue Cross Blue Shield company based on the member's location.
For general informational purposes. Payer requirements, contractual terms, and applicable rules should be verified for the situation involved.