The BCBS Alpha Numeric Prefix C2A to C2Z guide is an essential resource for medical billers, revenue cycle management teams, and healthcare providers aiming to accurately process Blue Cross Blue Shield claims. Each member ID begins with a three-character alpha numeric prefix, which determines the exact BCBS organization responsible for coverage.
BCBS Alpha Numeric Prefix C2A to C2Z
Confirming the prefix before submitting claims ensures accurate routing, reduces claim denials, and enhances reimbursement speed. For a more comprehensive overview of all BCBS prefixes, visit our hub page: BCBS Prefix List.
BCBS Alpha Numeric Prefix Finder – C2A to C2Z
The BCBS Alpha Numeric Prefix Finder is a valuable tool for verifying the state, payer, and plan type linked to C2-series prefixes. By checking the prefix, billing staff avoid common mistakes such as sending claims to the wrong payer or assuming coverage based on location alone.
Providers can also compare related prefixes in previous articles like BCBS Prefix List B2A to B2Z to ensure consistency across different states.
BCBS Alpha Numeric Prefix Lookup Table From C2A to C2Z
In the below table you can check the complete list of BCBS prefixes in this range. Additionally, you can check our BCBS prefix Lookup tool.
| BCBS Prefix | State | Company Name | Types Of Health Plans |
|---|---|---|---|
| C2A | Texas | Blue-Cross Blue-Shield of Texas | HMO, Medicare Advantage, PPO |
| C2B | Pennsylvania | Highmark BCBS of Pennsylvania | High-Deductible Health Plan (HDHP), EPO, Traditional Indemnity |
| C2C | New York (Northeastern) | Blue-Shield of Northeastern New York | Medicaid, POS, High-Deductible Health Plan (HDHP) |
| C2E | Alaska | Premera Blue-Cross of Alaska | PPO, Traditional Indemnity, EPO |
| C2F | Pennsylvania | Highmark Blue-Cross Blue-Shield of Pennsylvania | HMO, POS, Medicaid |
| C2G | Minnesota | Blue-Cross Blue-Shield of Minnesota | Medicare Advantage High-Deductible Health Plan (HDHP), Traditional Indemnity |
| C2H | Alabama | Blue-Cross Blue-Shield of Alabama | EPO, PPO, Medicaid |
| C2I | Pennsylvania | Highmark Blue-Shield of Pennsylvania | POS, High-Deductible Health Plan (HDHP), Medicare Advantage |
| C2J | California | Anthem Blue-Cross | Traditional Indemnity, HMO, POS |
| C2K | Minnesota | Blue-Cross Blue-Shield of Minnesota | Medicaid, EPO, PPO |
| C2L | Pennsylvania | Highmark Blue-Cross Blue-Shield of Pennsylvania | High-Deductible Health Plan (HDHP), Medicare Advantage, Traditional Indemnity |
| C2M | California | Anthem Blue-Cross | POS, HMO, EPO |
| C2N | Pennsylvania | Highmark Blue-Cross Blue-Shield of Pennsylvania | Medicaid, PPO, High-Deductible Health Plan (HDHP) |
| C2O | Pennsylvania | Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania | Traditional Indemnity, Medicare Advantage, POS |
| C2P | Illinois | Blue-Cross Blue-Shield of Illinois | EPO, HMO, Medicaid |
| C2Q | Pennsylvania | Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania | PPO, High-Deductible Health Plan (HDHP), Traditional Indemnity |
| C2R | Illinois | Blue-Cross Blue-Shield of Illinois | Medicare Advantage, POS, EPO |
| C2S | Illinois | Blue-Cross Blue-Shield of Illinois | Medicaid |
| C2T | Alabama | Blue-Cross Blue-Shield of Alabama | High-Deductible Health Plan (HDHP), PPO, POS |
| C2U | Pennsylvania | Highmark Blue-Cross Blue-Shield of Pennsylvania | EPO, Medicaid, Medicare Advantage |
| C2V | Alaska | Premera Blue-Cross of Alaska | Traditional Indemnity, HMO, High-Deductible Health Plan (HDHP) |
| C2W | Oregon/Idaho/Utah/Washington | Regence Blue-Cross Blue-Shield | POS, PPO, EPO |
| C2X | Maryland/District of Columbia/Northern Virginia | Carefirst Blue-Cross Blue-Shield | Medicaid, Medicare Advantage, Traditional Indemnity |
| C2Y | Minnesota | Blue-Cross Blue-Shield of Minnesota | High-Deductible Health Plan (HDHP), HMO, POS |
| C2Z | California | Anthem Blue-Cross | EPO, PPO, Medicaid |
| C3A | Oregon/Idaho/Utah/Washington | Regence Blue-Cross Blue-Shield | Medicare Advantage, Traditional Indemnity, High-Deductible Health Plan (HDHP) |
| C3B | Wisconsin | Anthem Blue-Cross Blue-Shield of Wisconsin | POS, HMO, PPO |
| C3C | Oregon/Idaho/Utah/Washington | Regence Blue-Cross Blue-Shield | Traditional Indemnity, Medicaid, EPO |
| C3D | Alaska | Premera Blue-Cross of Alaska | High-Deductible Health Plan (HDHP), Medicare Advantage, POS |
| C3E | Texas | Blue-Cross Blue-Shield of Texas | PPO, HMO, Traditional Indemnity |
| C3F | Pennsylvania | Highmark BCBS of Pennsylvania | Medicaid, EPO, High-Deductible Health Plan (HDHP) |
| C3G | California | Anthem Blue-Cross | Medicare Advantage, POS, PPO |
| C3H | Alabama | Blue-Cross Blue-Shield of Alabama | Traditional Indemnity, High-Deductible Health Plan (HDHP), Medicaid |
| C3I | California | Anthem Blue-Cross | EPO, HMO, Medicare Advantage |
| C3J | Indiana | Anthem Blue-Cross Blue-Shield of Indiana | POS, PPO, High-Deductible Health Plan (HDHP) |
| C3K | Pennsylvania | Highmark Blue-Cross Blue-Shield of Pennsylvania | Medicaid, Traditional Indemnity, EPO |
| C3L | Pennsylvania | Highmark Blue-Cross Blue-Shield of Pennsylvania | High-Deductible Health Plan (HDHP), Medicare Advantage, HMO |
| C3M | Pennsylvania | Highmark Blue-Cross Blue-Shield of Pennsylvania | PPO, POS, Medicaid |
| C3N | Texas | Blue-Cross Blue-Shield of Texas | Traditional Indemnity, EPO, High-Deductible Health Plan (HDHP) |
| C3O | Virginia | Anthem Blue-Cross Blue-Shield of Virginia | Medicare Advantage, HMO, POS |
| C3P | Alaska | Premera Blue-Cross of Alaska | EPO, Medicaid, PPO |
| C3Q | Michigan | Blue-Cross Blue-Shield of Michigan | High-Deductible Health Plan (HDHP), Traditional Indemnity, Medicare Advantage |
| C3R | Pennsylvania | Highmark Blue-Cross Blue-Shield of Pennsylvania | HMO, POS, EPO |
| C3S | Virginia | Anthem Blue-Cross Blue-Shield of Virginia | Medicaid, PPO, High-Deductible Health Plan (HDHP) |
| C3T | Oregon/Idaho/Utah/Washington | Regence Blue-Cross Blue-Shield | Traditional Indemnity, Medicare Advantage, HMO |
| C3U | Wisconsin | Anthem Blue-Cross Blue-Shield of Wisconsin | POS, EPO, Medicaid |
| C3V | Illinois | Blue-Cross Blue-Shield of Illinois | High-Deductible Health Plan (HDHP), PPO, Traditional Indemnity |
| C3W | Oregon/Idaho/Utah/Washington | Regence Blue-Cross Blue-Shield | Medicare Advantage, HMO, POS |
| C3X | Wisconsin | Anthem Blue-Cross Blue-Shield of Wisconsin | EPO, Medicaid, High-Deductible Health Plan (HDHP) |
| C3Y | New York | Empire Blue-Cross Blue-Shield of New York | PPO, Traditional Indemnity, Medicare Advantage |
| C3Z | New York | Empire Blue-Cross Blue-Shield of New York | HMO, POS, EPO |
| C4A | Alaska | Premera Blue-Cross Blue-Shield of Alaska | High-Deductible Health Plan (HDHP), Medicaid, Traditional Indemnity |
| C4B | Virginia | Anthem Blue-Cross Blue-Shield of Virginia | Medicare Advantage, PPO, POS |
| C4C | Texas | Blue-Cross Blue-Shield of Texas | EPO, High-Deductible Health Plan (HDHP), HMO |
| C4D | New York | Empire Blue-Cross Blue-Shield of New York | Medicaid, Traditional Indemnity, PPO |
| C4E | Pennsylvania | Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania | POS, Medicare Advantage, EPO |
| C4F | Virginia | Anthem Blue-Cross Blue-Shield of Virginia | High-Deductible Health Plan (HDHP), HMO, Medicaid |
| C4G | New Hampshire | Anthem Blue-Cross Blue-Shield of New Hampshire | Traditional Indemnity, PPO, Medicare Advantage |
| C4H | Oregon/Idaho/Utah/Washington | Regence Blue-Cross Blue-Shield | EPO, POS, High-Deductible Health Plan (HDHP) |
| C4I | Western New York | Highmark Blue-Cross Blue-Shield of Western New York | Medicaid, Traditional Indemnity, HMO |
| C4J | New Jersey | Horizon Blue-Cross Blue-Shield of New Jersey | PPO, Medicare Advantage, EPO |
| C4K | Pennsylvania | Highmark Blue-Cross Blue-Shield of Pennsylvania | High-Deductible Health Plan (HDHP), POS, Medicaid |
| C4L | Texas | Blue-Cross Blue-Shield of Texas | HMO, PPO |
| C4M | New York | Empire Blue-Cross Blue-Shield of New York | Medicare Advantage, EPO, High-Deductible Health Plan (HDHP) |
| C4N | Pennsylvania | Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania | POS, Medicaid, Traditional Indemnity |
| C4P | Texas | Blue-Cross Blue-Shield of Texas | PPO, High-Deductible Health Plan (HDHP), HMO |
| C4Q | Pennsylvania | Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania | EPO, Medicare Advantage, POS |
| C4R | Alaska | Premera Blue-Cross Blue-Shield of Alaska | Medicaid, Traditional Indemnity, PPO |
| C4S | Maryland/District of Columbia/Northern Virginia | Carefirst Blue-Cross Blue-Shield | High-Deductible Health Plan (HDHP), HMO, Medicare Advantage |
| C4T | Ohio | Anthem Blue-Cross Blue-Shield of Ohio | Traditional Indemnity, EPO, POS |
| C4U | Oklahoma | Blue-Cross Blue-Shield of Oklahoma | PPO, Medicaid, High-Deductible Health Plan (HDHP) |
| C4V | Georgia | Anthem Blue-Cross Blue-Shield of Georgia | HMO, Medicare Advantage, Traditional Indemnity |
| C4W | New York (Western) | Blue-Cross Blue-Shield of Western New York | EPO, POS, PPO |
| C4X | Texas | Blue-Cross Blue-Shield of Texas | High-Deductible Health Plan (HDHP), Medicaid, Medicare Advantage |
| C4Y | Texas | Blue-Cross Blue-Shield of Texas | Traditional Indemnity, HMO, EPO |
| C4Z | Tennessee | Blue-Cross Blue-Shield of Tennessee | POS, PPO, High-Deductible Health Plan (HDHP) |
| C5A | California | Anthem Blue-Cross | Medicaid, Medicare Advantage, Traditional Indemnity |
| C5B | Illinois | Blue-Cross Blue-Shield of Illinois | HMO, EPO, POS |
| C5C | Arkansas | Arkansas Blue-Cross Blue-Shield | PPO, High-Deductible Health Plan (HDHP), Medicaid |
| C5D | Illinois | Blue-Cross Blue-Shield of Illinois | EPO, Medicare Advantage, Traditional Indemnity |
| C5E | Pennsylvania | Highmark Blue-Cross Blue-Shield of Pennsylvania | POS, HMO, PPO |
| C5F | Texas | Blue-Cross Blue-Shield of Texas | Medicaid, High-Deductible Health Plan (HDHP), Medicare Advantage |
| C5G | Indiana | Anthem Blue-Cross Blue-Shield of Indiana | Traditional Indemnity, EPO, POS |
| C5H | Indiana | Anthem Blue-Cross Blue-Shield of Indiana | PPO, Medicaid, HMO |
| C5J | Indiana | Anthem Blue-Cross Blue-Shield of Indiana | High-deductible health Plan (HDHP), Medicare Advantage, Traditional Indemnity |
| C5K | New York (Northeastern) | Blue-Shield of Northeastern New York | POS, EPO, PPO |
| C5L | Illinois | Blue-Cross Blue-Shield of Illinois | Medicaid, HMO, High-Deductible Health Plan (HDHP) |
| C5M | Georgia | Anthem Blue-Cross Blue-Shield of Georgia | Medicare Advantage, Traditional Indemnity, EPO |
| C5N | Illinois | Blue-Cross Blue-Shield of Illinois | PPO, POS, Medicaid |
| C5P | Maryland/District of Columbia/Northern Virginia | Carefirst Blue-Cross Blue-Shield | HMO, High-Deductible Health Plan (HDHP), Medicare Advantage |
| C5Q | Pennsylvania | Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania | Traditional Indemnity, EPO, POS |
| C5R | Connecticut | Anthem Blue-Cross Blue-Shield of Connecticut | Medicaid, PPO, HMO |
| C5S | Colorado | Anthem Blue-Cross Blue-Shield of Colorado | High-Deductible Health Plan (HDHP), Medicare Advantage, Traditional Indemnity |
| C5T | Missouri | Anthem Blue-Cross Blue-Shield of Missouri | POS, EPO, High-Deductible Health Plan (HDHP) |
| C5U | Colorado | Anthem Blue-Cross Blue-Shield of Colorado | PPO, Medicaid, Traditional Indemnity |
| C5V | Texas | Blue-Cross Blue-Shield of Texas | Medicare Advantage, HMO, POS |
| C5W | Georgia | Anthem Blue-Cross Blue-Shield of Georgia | EPO, High-Deductible Health Plan (HDHP), Medicaid |
| C5X | Colorado | Anthem Blue-Cross Blue-Shield of Colorado | Traditional Indemnity, PPO, Medicare Advantage |
| C5Y | Oklahoma | Blue-Cross Blue-Shield of Oklahoma | HMO, POS, EPO |
| C5Z | New York (Western) | Blue-Cross Blue-Shield of Western New York | Medicaid, High-Deductible Health Plan (HDHP), Traditional Indemnity |
| C6A | California | Anthem Blue-Cross | PPO, Medicare Advantage, HMO |
| C6B | New Hampshire | Anthem Blue-Cross Blue-Shield of New Hampshire | EPO, POS, PPO |
| C6C | Virginia | Anthem Blue-Cross Blue-Shield of Virginia | High-Deductible Health Plan (HDHP), Medicaid, Traditional Indemnity |
| C6D | New Hampshire | Anthem Blue-Cross Blue-Shield of New Hampshire | Medicare Advantage, HMO, EPO |
| C6E | New Hampshire | Anthem Blue-Cross Blue-Shield of New Hampshire | HMO, PPO, Medicaid |
| C6F | Illinois | Blue-Cross Blue-Shield of Illinois | High-Deductible Health Plan (HDHP), EPO, Traditional Indemnity |
| C6G | New Hampshire | Anthem Blue-Cross Blue-Shield of New Hampshire | Medicare Advantage, POS, PPO |
| C6H | Virginia | Anthem Blue-Cross Blue-Shield of Virginia | Traditional Indemnity, Medicaid, High-Deductible Health Plan (HDHP) |
| C6J | Illinois | Blue-Cross Blue-Shield of Illinois | EPO, Medicare Advantage, POS |
| C6K | Indiana | Anthem Blue-Cross Blue-Shield of Indiana | HMO, Traditional Indemnity, PPO |
| C6L | New Jersey | Horizon Blue-Cross Blue-Shield of New Jersey | High-Deductible Health Plan (HDHP), Medicaid, EPO |
| C6M | Michigan | Blue-Cross Blue-Shield of Michigan | POS, Medicare Advantage, HMO |
| C6N | Illinois | Blue-Cross Blue-Shield of Illinois | Traditional Indemnity, High-Deductible Health Plan (HDHP), PPO |
| C6P | Oregon/Idaho/Utah/Washington | Regence Blue-Cross Blue-Shield | Medicaid, EPO, POS |
| C6Q | Pennsylvania | Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania | Medicare Advantage, HMO, Traditional Indemnity |
| C6R | New York | Empire Blue-Cross Blue-Shield of New York | PPO, High-Deductible Health Plan (HDHP), Medicaid |
| C6S | Virginia | Anthem Blue-Cross Blue-Shield of Virginia | EPO, POS, Medicare Advantage |
| C6T | Oregon/Idaho/Utah/Washington | Regence Blue-Cross Blue-Shield | HMO, Traditional Indemnity, High-Deductible Health Plan (HDHP) |
| C6U | Illinois | Blue-Cross Blue-Shield of Illinois | Medicaid, PPO, EPO |
| C6V | Oregon/Idaho/Utah/Washington | Regence Blue-Cross Blue-Shield | High-Deductible Health Plan (HDHP), Medicare Advantage, POS |
| C6W | Georgia | Anthem Blue-Cross Blue-Shield of Georgia | Traditional Indemnity, HMO, PPO |
| C6X | Connecticut | Anthem Blue-Cross Blue-Shield of Connecticut | EPO, Medicaid, High-Deductible Health Plan (HDHP) |
| C6Y | Virginia | Anthem Blue-Cross Blue-Shield of Virginia | POS, Medicare Advantage, Traditional Indemnity |
| C6Z | Indiana | Anthem Blue-Cross Blue-Shield of Indiana | HMO, PPO, High-Deductible Health Plan (HDHP) |
| C7A | California | Anthem Blue-Cross | Medicaid, EPO, Medicare Advantage |
| C7B | Illinois | Blue-Cross Blue-Shield of Illinois | Traditional Indemnity, PPO, High-Deductible Health Plan (HDHP) |
| C7C | Minnesota | Blue-Cross Blue-Shield of Minnesota | POS, HMO, EPO |
| C7D | Illinois | Blue-Cross Blue-Shield of Illinois | Medicaid, Medicare Advantage, Traditional Indemnity |
| C7E | Colorado | Anthem Blue-Cross Blue-Shield of Colorado | PPO, High-Deductible Health Plan (HDHP), HMO |
| C7F | Illinois | Blue-Cross Blue-Shield of Illinois | EPO, POS, Medicaid |
| C7G | California | Anthem Blue-Cross | Medicare Advantage, Traditional Indemnity, PPO |
| C7H | Illinois | Blue-Cross Blue-Shield of Illinois | High-Deductible Health Plan (HDHP), HMO, EPO |
| C7J | California | Anthem Blue-Cross | POS, Medicaid, PPO |
| C7K | Colorado | Anthem Blue-Cross Blue-Shield of Colorado | Traditional Indemnity, High-Deductible Health Plan (HDHP), Medicare Advantage |
| C7L | Illinois | Blue-Cross Blue-Shield of Illinois | EPO, HMO, POS |
| C7M | Wisconsin | Anthem Blue-Cross Blue-Shield of Wisconsin | Medicaid, PPO, Traditional Indemnity |
| C7N | Wisconsin | Anthem Blue-Cross Blue-Shield of Wisconsin | High-Deductible Health Plan (HDHP), Medicare Advantage, HMO |
| C7O | Oregon/Idaho/Utah/Washington | Regence Blue-Cross Blue-Shield | EPO, POS, PPO |
| C7P | Maryland/District of Columbia/Northern Virginia | Carefirst Blue-Cross Blue-Shield | Traditional Indemnity, Medicaid, High-Deductible Health Plan (HDHP) |
| C7Q | Georgia | Anthem Blue-Cross Blue-Shield of Georgia | Medicare Advantage, HMO, EPO |
| C7R | Texas | Blue-Cross Blue-Shield of Texas | POS, PPO, Traditional Indemnity |
| C7S | Minnesota | Blue-Cross Blue-Shield of Minnesota | Medicaid, High-Deductible Health Plan (HDHP), Medicare Advantage |
| C7T | Ohio | Anthem Blue-Cross Blue-Shield of Ohio | EPO, HMO, POS |
| C7U | Illinois | Blue-Cross Blue-Shield of Illinois | PPO, Traditional Indemnity, High-Deductible Health Plan (HDHP) |
| C7V | Texas | Blue-Cross Blue-Shield of Texas | Medicaid, Medicare Advantage, EPO |
| C7W | Colorado | Anthem Blue-Cross Blue-Shield of Colorado | HMO, POS, PPO |
| C7X | Colorado | Anthem Blue-Cross Blue-Shield of Colorado | High-Deductible Health Plan (HDHP), Traditional Indemnity, Medicaid |
| C7Y | Oregon/Idaho/Utah/Washington | Regence Blue-Cross Blue-Shield | EPO, Medicare Advantage, HMO |
| C7Z | Maryland/District of Columbia/Northern Virginia | Carefirst Blue-Cross Blue-Shield | POS, PPO, High-Deductible Health Plan (HDHP) |
| C8A | California | Anthem Blue-Cross | Traditional Indemnity, Medicaid, EPO |
| C8B | Illinois | Blue-Cross Blue-Shield of Illinois | Medicare Advantage, HMO, POS |
| C8C | Missouri | Anthem Blue-Cross Blue-Shield of Missouri | High-Deductible Health Plan (HDHP), PPO, Traditional Indemnity |
| C8D | Missouri | Anthem Blue-Cross Blue-Shield of Missouri | Medicaid, EPO, HMO |
| C8E | Nevada | Anthem Blue-Cross Blue-Shield of Nevada | Medicare Advantage, POS, PPO |
| C8F | Massachusetts | Blue-Cross Blue-Shield of Massachusetts | Traditional Indemnity, High-Deductible Health Plan (HDHP), Medicaid |
| C8G | Oregon/Idaho/Utah/Washington | Regence Blue-Cross Blue-Shield | EPO, HMO, Medicare Advantage |
| C8H | Illinois | Blue-Cross Blue-Shield of Illinois | High-Deductible Health Plan (HDHP), Traditional Indemnity, POS |
| C8J | New Jersey | Horizon Blue-Cross Blue-Shield of New Jersey | Medicaid, PPO, EPO |
| C8K | Nevada | Anthem Blue-Cross Blue-Shield of Nevada | HMO, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| C8L | Maryland/District of Columbia/Northern Virginia | Carefirst Blue-Cross Blue-Shield | Traditional Indemnity, POS, Medicaid |
| C8M | Illinois | Blue-Cross Blue-Shield of Illinois | EPO, High-Deductible Health Plan (HDHP), PPO |
| C8N | Illinois | Blue-Cross Blue-Shield of Illinois | Medicare Advantage, HMO, Traditional Indemnity |
| C8P | Texas | Blue-Cross Blue-Shield of Texas | POS, Medicaid, EPO |
| C8Q | California | Anthem Blue-Cross | High-Deductible Health Plan (HDHP), PPO, Medicare Advantage |
| C8R | Texas | Blue-Cross Blue-Shield of Texas | Traditional Indemnity, HMO, POS |
| C8S | Minnesota | Blue-Cross Blue-Shield of Minnesota | Medicaid, EPO, High-Deductible Health Plan (HDHP) |
| C8T | Nevada | Anthem Blue-Cross Blue-Shield of Nevada | PPO, Medicare Advantage, Traditional Indemnity |
| C8U | Connecticut | Anthem Blue-Cross Blue-Shield of Connecticut | HMO, POS, Medicaid |
| C8V | California | Anthem Blue-Cross | High-Deductible Health Plan (HDHP), EPO, PPO |
| C8W | Massachusetts | Blue-Cross Blue-Shield of Massachusetts | Medicare Advantage, Traditional Indemnity, HMO |
| C8X | Pennsylvania | Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania | POS, Medicaid, High-Deductible Health Plan (HDHP) |
| C8Y | Maryland/District of Columbia/Northern Virginia | Carefirst Blue-Cross Blue-Shield | EPO, PPO, Medicare Advantage |
| C8Z | Connecticut | Anthem Blue-Cross Blue-Shield of Connecticut | Traditional Indemnity, HMO, POS |
| C9A | New York (Western) | Blue-Cross Blue-Shield of Western New York | High-Deductible Health Plan (HDHP), Medicaid, EPO |
| C9B | Connecticut | Anthem Blue-Cross Blue-Shield of Connecticut | Medicare Advantage, PPO, Traditional Indemnity |
| C9C | Connecticut | Anthem Blue-Cross Blue-Shield of Connecticut | HMO, POS, High-Deductible Health Plan (HDHP) |
| C9D | Oregon/Idaho/Utah/Washington | Regence Blue-Cross Blue-Shield | EPO, Medicaid, Medicare Advantage |
| C9E | California | Anthem Blue-Cross | Traditional Indemnity, PPO, High-Deductible Health Plan (HDHP) |
| C9F | Nevada | Anthem Blue-Cross Blue-Shield of Nevada | POS, HMO, EPO |
| C9G | Maryland/District of Columbia/Northern Virginia | Carefirst Blue-Cross Blue-Shield | Medicaid, Medicare Advantage, Traditional Indemnity |
| C9H | Illinois | Blue-Cross Blue-Shield of Illinois | PPO, High-Deductible Health Plan (HDHP), HMO |
| C9I | Delaware | Highmark Blue-Cross Blue-Shield of Delaware | EPO, POS, Medicaid |
| C9J | New Jersey | Horizon Blue-Cross Blue-Shield of New Jersey | Medicare Advantage, Traditional Indemnity, PPO |
| C9K | New Jersey | Horizon Blue-Cross Blue-Shield of New Jersey | High-Deductible Health Plan (HDHP), HMO, EPO |
| C9L | New Jersey | Horizon Blue-Cross Blue-Shield of New Jersey | POS, Medicaid, PPO |
| C9M | Connecticut | Anthem Blue-Cross Blue-Shield of Connecticut | Traditional Indemnity, High-Deductible Health Plan (HDHP), Medicare Advantage |
| C9N | Illinois | Blue-Cross Blue-Shield of Illinois | EPO, HMO, POS |
| C9O | Delaware | Highmark Blue-Cross Blue-Shield of Delaware | Medicaid, PPO, Traditional Indemnity |
| C9P | Texas | Blue-Cross Blue-Shield of Texas | High-Deductible Health Plan (HDHP), Medicare Advantage, HMO |
| C9Q | New Jersey | Horizon Blue-Cross Blue-Shield of New Jersey | EPO, POS, PPO |
| C9R | Texas | Blue-Cross Blue-Shield of Texas | Traditional Indemnity, Medicaid, High-Deductible Health Plan (HDHP) |
| C9S | Alaska | Premera Blue-Cross Blue-Shield of Alaska | Medicare Advantage, HMO, EPO |
| C9T | Connecticut | Anthem Blue-Cross Blue-Shield of Connecticut | POS, PPO, Traditional Indemnity |
| C9U | New Jersey | Horizon Blue-Cross Blue-Shield of New Jersey | Medicaid, High-Deductible Health Plan (HDHP), Medicare Advantage |
| C9V | New Jersey | Horizon Blue-Cross Blue-Shield of New Jersey | EPO, HMO, POS |
| C9W | Maryland/District of Columbia/Northern Virginia | Carefirst Blue-Cross Blue-Shield | PPO, Traditional Indemnity, High-Deductible Health Plan (HDHP) |
| C9X | Colorado | Anthem Blue-Cross Blue-Shield of Colorado | Medicaid, Medicare Advantage, EPO |
| C9Z | Texas | Blue-Cross Blue-Shield of Texas | HMO, POS, PPO |
Common BCBS Alpha Numeric Prefixes in the C2A to C2Z Range
Here under are some of most common prefixes in this range.
BCBS Prefix C8X – Pennsylvania
| BCBS Prefix | State | BCBS Company | Plan Types |
|---|---|---|---|
| C8X | Pennsylvania | Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania | POS, Medicaid, HDHP |
The C8X BCBS Prefix identifies members under Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania. Patients with BCBS alpha numeric prefix C8X often carry POS, Medicaid, or High-Deductible Health Plan coverage.
Verifying BCBS prefix C8X ensures claims are submitted to the correct Pennsylvania payer, which reduces rejections and administrative corrections. For comparison, providers can refer to BCBS Prefix List A2A to A2Z.
BCBS Prefix C2G – Minnesota
| BCBS Prefix | State | BCBS Company | Plan Types |
|---|---|---|---|
| C2G | Minnesota | Blue-Cross Blue-Shield of Minnesota | Medicare Advantage, HDHP, Traditional Indemnity |
Blue Cross Blue Shield of Minnesota associates with the C2G BCBS Prefix.. Patients carrying BCBS alphanumeric prefix C2G commonly enroll in Medicare Advantage, High-Deductible Health Plans, or Traditional Indemnity coverage.
Proper verification of BCBS numeric prefix C2G ensures claims reach the correct Minnesota BCBS organization, improving billing accuracy and avoiding payment delays.
BCBS Prefix C2W – Oregon/Idaho/Utah/Washington
| BCBS Prefix | State | BCBS Company | Plan Types |
|---|---|---|---|
| C2W | OR/ID/UT/WA | Regence Blue-Cross Blue-Shield | POS, PPO, EPO |
The C2W BCBS Prefix identifies coverage managed by Regence Blue-Cross Blue-Shield. Patients with BCBS alpha numeric prefix C2W may have POS, PPO, or EPO insurance plans.
Confirming BCBS prefix C2W allows billing staff to submit claims accurately across multiple states, reducing claim denials and ensuring timely reimbursement.
BCBS Prefix C2B – Pennsylvania
| BCBS Prefix | State | BCBS Company | Plan Types |
|---|---|---|---|
| C2B | Pennsylvania | Highmark BCBS of Pennsylvania | HDHP, EPO, Traditional Indemnity |
The C2B BCBS Prefix represents Highmark Blue-Cross Blue-Shield of Pennsylvania. Patients with BCBS alphanumeric prefix C2B frequently enroll in HDHP, EPO, or Traditional Indemnity plans.
Verifying BCBS prefix C2B prevents claims from being misrouted and ensures smooth processing. Providers can also check similar Pennsylvania prefixes in BCBS Prefix List B2A to B2Z.
BCBS Prefix C2T – Alabama
| BCBS Prefix | State | BCBS Company | Plan Types |
|---|---|---|---|
| C2T | Alabama | Blue-Cross Blue-Shield of Alabama | HDHP, PPO, POS |
The C2T BCBS Prefix identifies coverage from Blue-Cross Blue-Shield of Alabama. Members with BCBS alpha numeric prefix C2T may carry High-Deductible Health Plans, PPOs, or POS insurance.
Confirming BCBS prefix C2T helps billing teams route claims correctly, improves reimbursement timelines, and reduces errors.
BCBS Prefix C3N – Texas
| BCBS Prefix | State | BCBS Company | Plan Types |
|---|---|---|---|
| C3N | Texas | Blue-Cross Blue-Shield of Texas | Traditional Indemnity, EPO, HDHP |
The C3N BCBS Prefix is issued by Blue-Cross Blue-Shield of Texas. Patients holding BCBS alpha numeric prefix C3N may enroll in Traditional Indemnity, EPO, or High-Deductible Health Plans.
Billing staff should verify BCBS prefix C3N during eligibility checks to prevent claim misrouting and administrative delays.
BCBS Prefix C3T – Oregon/Idaho/Utah/Washington
| BCBS Prefix | State | BCBS Company | Plan Types |
|---|---|---|---|
| C3T | OR/ID/UT/WA | Regence Blue-Cross Blue-Shield | Traditional Indemnity, Medicare Advantage, HMO |
The C3T BCBS Prefix represents Regence Blue-Cross Blue-Shield coverage. Members with BCBS alpha numeric prefix C3T may be enrolled in Traditional Indemnity, Medicare Advantage, or HMO plans.
Verifying BCBS prefix C3T ensures claims are submitted accurately across multiple states, preventing payment delays.
BCBS Prefix C3Y – New York
| BCBS Prefix | State | BCBS Company | Plan Types |
|---|---|---|---|
| C3Y | New York | Empire BCBS of New York | PPO, Traditional Indemnity, Medicare Advantage |
The C3Y BCBS Prefix identifies members with Empire Blue-Cross Blue-Shield coverage in New York. Patients carrying BCBS alpha numeric prefix C3Y may have PPO, Traditional Indemnity, or Medicare Advantage plans.
Proper verification ensures claims are routed correctly and avoids administrative corrections.
BCBS Prefix C3H – Alabama
| BCBS Prefix | State | BCBS Company | Plan Types |
|---|---|---|---|
| C3H | Alabama | Blue-Cross Blue-Shield of Alabama | Traditional Indemnity, HDHP, Medicaid |
The C3H BCBS Prefix is linked to Blue-Cross Blue-Shield of Alabama. Members with BCBS alpha numeric prefix C3H may enroll in Traditional Indemnity, High-Deductible Health Plans, or Medicaid.
Confirming BCBS prefix C3H helps providers reduce claim denials and ensures smoother revenue cycle management.
BCBS Prefix C4U – Oklahoma
| BCBS Prefix | State | BCBS Company | Plan Types |
|---|---|---|---|
| C4U | Oklahoma | Blue-Cross Blue-Shield of Oklahoma | PPO, Medicaid, HDHP |
The C4U BCBS Prefix identifies coverage under Blue-Cross Blue-Shield of Oklahoma. Patients with BCBS alpha numeric prefix C4U may have PPO, Medicaid, or High-Deductible Health Plans.
Verification of BCBS prefix C4U is critical for accurate claims processing in Oklahoma.
BCBS Prefix C4C – Texas
| BCBS Prefix | State | BCBS Company | Plan Types |
|---|---|---|---|
| C4C | Texas | Blue-Cross Blue-Shield of Texas | EPO, HDHP, HMO |
The C4C BCBS Prefix represents Blue-Cross Blue-Shield of Texas coverage. Members carrying BCBS alpha numeric prefix C4C are frequently enrolled in EPO, HDHP, or HMO plans.
Proper verification of BCBS prefix C4C prevents routing errors and ensures timely reimbursements.
Anthem Prefix C5F – Texas
| BCBS Prefix | State | BCBS Company | Plan Types |
|---|---|---|---|
| C5F | Texas | Blue-Cross Blue-Shield of Texas | Medicaid, HDHP, Medicare Advantage |
The C5F Anthem Prefix identifies members under Blue-Cross Blue-Shield of Texas. Patients with BCBS alpha numeric prefix C5F may have Medicaid, High-Deductible Health Plans, or Medicare Advantage coverage.
Confirming BCBS prefix C5F ensures accurate claim submission and reduces administrative workload.
Why Accurate BCBS Alpha Numeric Prefix Verification Matters
Even a short three-character prefix determines the payer for claims. Correct verification:
- Routes claims to the correct BCBS organization
- Prevents denials and rejections
- Reduces administrative corrections
- Improves reimbursement timelines
Common Billing Errors with C2-Series Prefixes
- Submitting claims based on the patient’s state rather than the prefix
- Skipping eligibility verification
- Confusing Anthem-managed BCBS plans with others
FAQs – BCBS Alpha Numeric Prefix C2A to C2Z
Q. What is a BCBS alpha numeric prefix?
It is a three-character code identifying the BCBS company responsible for a member’s coverage.
Q. Why verify prefixes before submitting claims?
Verifying prefixes prevents claims from being sent to the wrong payer, reduces denials, and ensures faster payments.
Q. Can different states share similar prefixes?
Yes. Always check the prefix to avoid routing errors.
Conclusion
The BCBS Alpha Numeric Prefix C2A to C2Z guide allows healthcare providers to submit claims accurately, improving clean claim rates and streamlining the revenue cycle. Confirming prefixes such as C2G, C2W, or C5F ensures claims are sent to the correct BCBS organization.
To optimize billing operations and reduce claim denials, consider professional RCM services for eligibility verification, claims submission, and accounts receivable management.
