The BCBS Alpha Numeric Prefix E2A to E9Z is an important reference for healthcare providers, medical billers, and revenue cycle management teams who need to identify the correct Blue Cross Blue Shield payer. Every BCBS member ID begins with a three-character alpha numeric prefix, and this prefix determines which BCBS organization processes the claim.
BCBS Alpha Numeric Prefix E2A to E9Z
Verifying the prefix before claim submission is essential. It ensures claims are routed correctly, reduces denials, and improves reimbursement timelines. Moreover, accurate prefix validation helps billing teams avoid unnecessary administrative work and keeps the revenue cycle efficient.
For a complete list of all BCBS prefixes, you can visit the BCBS prefix List page or you can also check our new bcbs prefix tool lookup.
BCBS Alpha Numeric Prefix Finder – E2A to E9Z
The BCBS alpha numeric prefix finder allows billing teams to quickly determine the payer, state, and plan type associated with a member’s insurance ID. Instead of relying on assumptions based on patient location, providers can confirm the exact BCBS organization using the prefix.
As a result, claim submissions become more accurate. When billing staff verify prefixes such as E2T, E2N, or E4U, they reduce the chances of claim rejection and ensure smoother processing. In addition, this approach improves operational efficiency and strengthens revenue cycle performance.
BCBS Alpha Numeric Prefix E2A to E9Z List
| BCBS Prefix | State | Company Name | Types Of Health Plans |
|---|---|---|---|
| E2A | Texas | Blue-Cross Blue-Shield of Texas | EPO, High-Deductible Health Plan (HDHP), Medicaid |
| E2B | Texas | Blue-Cross Blue-Shield of Texas | PPO, HMO, Medicare Advantage |
| E2C | Indiana | Anthem Blue-Cross Blue-Shield of Indiana | Traditional Indemnity, POS, EPO |
| E2E | Oregon/Idaho/Utah/Washington | Regence Blue-Cross Blue-Shield | Medicaid, PPO, High-Deductible Health Plan (HDHP) |
| E2G | California | Anthem Blue-Cross | HMO, Medicare Advantage, Traditional Indemnity |
| E2J | California | Anthem Blue-Cross | POS, EPO, PPO |
| E2K | Illinois | Blue-Cross Blue-Shield of Illinois | High-Deductible Health Plan (HDHP), Medicaid, HMO |
| E2L | Massachusetts | Blue-Cross Blue-Shield of Massachusetts | Medicare Advantage, Traditional Indemnity, POS |
| E2M | Texas | Blue-Cross Blue-Shield of Texas | EPO, PPO, Medicaid |
| E2N | Illinois | Blue-Cross Blue-Shield of Illinois | High-Deductible Health Plan (HDHP), HMO, Traditional Indemnity |
| E2P | California | Anthem Blue-Cross | POS, Medicare Advantage, EPO |
| E2Q | California | Anthem Blue-Cross | PPO, Medicaid, High-Deductible Health Plan (HDHP) |
| E2R | California | Anthem Blue-Cross | HMO, Traditional Indemnity, POS |
| E2S | Oregon/Idaho/Utah/Washington | Regence Blue-Cross Blue-Shield | Medicare Advantage, EPO, PPO |
| E2T | Massachusetts | Blue-Cross Blue-Shield of Massachusetts | High-Deductible Health Plan (HDHP), Medicaid, HMO |
| E2U | California | Anthem Blue-Cross | Traditional Indemnity, POS, Medicare Advantage |
| E2V | Illinois | Blue-Cross Blue-Shield of Illinois | EPO, PPO, Medicaid |
| E2W | California | Anthem Blue-Cross | High-Deductible Health Plan (HDHP), HMO, Traditional Indemnity |
| E2X | California | Anthem Blue-Cross | POS, Medicare Advantage, EPO |
| E2Y | California | Anthem Blue-Cross | PPO, Medicaid, High-Deductible Health Plan (HDHP) |
| E2Z | California | Anthem Blue-Cross | HMO, Traditional Indemnity, POS |
| E3A | Massachusetts | Blue-Cross Blue-Shield of Massachusetts | Medicare Advantage, EPO, PPO |
| E3B | California | Anthem Blue-Cross | High-Deductible Health Plan (HDHP), Medicaid, HMO |
| E3C | California | Anthem Blue-Cross | Traditional Indemnity, POS, Medicare Advantage |
| E3D | California | Anthem Blue-Cross | EPO, PPO, Medicaid |
| E3E | California | Anthem Blue-Cross | High-Deductible Health Plan (HDHP), HMO, Traditional Indemnity |
| E3F | California | Anthem Blue-Cross | POS, Medicare Advantage, EPO |
| E3G | Illinois | Blue-Cross Blue-Shield of Illinois | PPO, Medicaid, High-Deductible Health Plan (HDHP) |
| E3H | California | Anthem Blue-Cross | HMO, Traditional Indemnity, POS |
| E3J | California | Anthem Blue-Cross | Medicare Advantage, EPO, PPO |
| E3K | California | Anthem Blue-Cross | High-Deductible Health Plan (HDHP), Medicaid, HMO |
| E3L | New York | Empire Blue-Cross Blue-Shield of New York | Traditional Indemnity, POS, Medicare Advantage |
| E3M | Wisconsin | Anthem Blue-Cross Blue-Shield of Wisconsin | EPO, PPO, Medicaid |
| E3N | Alaska | Premera Blue-Cross of Alaska | High-Deductible Health Plan (HDHP), HMO, Traditional Indemnity |
| E3P | Wisconsin | Anthem Blue-Cross Blue-Shield of Wisconsin | POS, Medicare Advantage, EPO |
| E3Q | California | Anthem Blue-Cross | PPO, Medicaid, High-Deductible Health Plan (HDHP) |
| E3R | Ohio | Anthem Blue-Cross Blue-Shield of Ohio | HMO, Traditional Indemnity, POS |
| E3S | Illinois | Blue-Cross Blue-Shield of Illinois | Medicare Advantage, EPO, PPO |
| E3T | California | Anthem Blue-Cross | High-Deductible Health Plan (HDHP), Medicaid, HMO |
| E3U | New York | Empire Blue-Cross Blue-Shield of New York | Traditional Indemnity, POS, Medicare Advantage |
| E3V | Illinois | Blue-Cross Blue-Shield of Illinois | EPO, PPO, Medicaid |
| E3W | Maryland/District of Columbia/Northern Virginia | Carefirst Blue-Cross Blue-Shield | High-Deductible Health Plan (HDHP), HMO, Traditional Indemnity |
| E3X | Wisconsin | Anthem Blue-Cross Blue-Shield of Wisconsin | POS, Medicare Advantage, EPO |
| E3Y | Georgia | Anthem Blue-Cross Blue-Shield of Georgia | PPO, Medicaid, High-Deductible Health Plan (HDHP) |
| E3Z | Wisconsin | Anthem Blue-Cross Blue-Shield of Wisconsin | HMO, Traditional Indemnity, POS |
| E4A | Massachusetts | Blue-Cross Blue-Shield of Massachusetts | Medicare Advantage, EPO, PPO |
| E4B | Massachusetts | Blue-Cross Blue-Shield of Massachusetts | High-Deductible Health Plan (HDHP), Medicaid, HMO |
| E4C | Massachusetts | Blue-Cross Blue-Shield of Massachusetts | Traditional Indemnity, POS, Medicare Advantage |
| E4D | Massachusetts | Blue-Cross Blue-Shield of Massachusetts | EPO, PPO, Medicaid |
| E4E | Massachusetts | Blue-Cross Blue-Shield of Massachusetts | High-Deductible Health Plan (HDHP), HMO, Traditional Indemnity |
| E4F | California | Anthem Blue-Cross | POS, Medicare Advantage, EPO |
| E4G | Maryland/District of Columbia/Northern Virginia | Carefirst Blue-Cross Blue-Shield | PPO, Medicaid, High-Deductible Health Plan (HDHP) |
| E4H | California | Anthem Blue-Cross | HMO, Traditional Indemnity, POS |
| E4J | Illinois | Blue-Cross Blue-Shield of Illinois | Medicare Advantage, EPO, PPO |
| E4K | Georgia | Anthem Blue-Cross Blue-Shield of Georgia | High-Deductible Health Plan (HDHP), Medicaid, HMO |
| E4L | Indiana | Anthem Blue-Cross Blue-Shield of Indiana | Traditional Indemnity, POS, Medicare Advantage |
| E4M | Georgia | Anthem Blue-Cross Blue-Shield of Georgia | EPO, PPO, Medicaid |
| E4N | Maryland/District of Columbia/Northern Virginia | Carefirst Blue-Cross Blue-Shield | High-Deductible Health Plan (HDHP), HMO, Traditional Indemnity |
| E4P | New York | Empire Blue-Cross Blue-Shield of New York | POS, Medicare Advantage, EPO |
| E4Q | Massachusetts | Blue-Cross Blue-Shield of Massachusetts | PPO, Medicaid, High-Deductible Health Plan (HDHP) |
| E4R | Maryland/District of Columbia/Northern Virginia | Carefirst Blue-Cross Blue-Shield | HMO, Traditional Indemnity, POS |
| E4S | Ohio | Anthem Blue-Cross Blue-Shield of Ohio | Medicare Advantage, EPO, PPO |
| E4T | Colorado | Anthem Blue-Cross Blue-Shield of Colorado | High-Deductible Health Plan (HDHP), Medicaid, HMO |
| E4U | Maryland/District of Columbia/Northern Virginia | Carefirst Blue-Cross Blue-Shield | Traditional Indemnity, POS, Medicare Advantage |
| E4V | Maryland/District of Columbia/Northern Virginia | Carefirst Blue-Cross Blue-Shield | EPO, PPO, Medicaid |
| E4W | New York | Empire Blue-Cross Blue-Shield of New York | High-Deductible Health Plan (HDHP), HMO, Traditional Indemnity |
| E4X | Wisconsin | Anthem Blue-Cross Blue-Shield of Wisconsin | POS, Medicare Advantage, EPO |
| E4Y | Maryland/District of Columbia/Northern Virginia | Carefirst Blue-Cross Blue-Shield | PPO, Medicaid, High-Deductible Health Plan (HDHP) |
| E4Z | Tennessee | Blue-Cross Blue-Shield of Tennessee | HMO, Traditional Indemnity, POS |
| E5A | Texas | Blue-Cross Blue-Shield of Texas | Medicare Advantage, EPO, PPO |
| E5B | California | Anthem Blue-Cross | High-Deductible Health Plan (HDHP), Medicaid, HMO |
| E5C | Rhode Island | Blue-Cross Blue-Shield of Rhode Island | Traditional Indemnity, POS, Medicare Advantage |
| E5D | Alaska | Premera Blue-Cross Blue-Shield of Alaska | EPO, PPO, Medicaid |
| E5E | Nevada | Anthem Blue-Cross Blue-Shield of Nevada | High-Deductible Health Plan (HDHP), HMO, Traditional Indemnity |
| E5F | Maryland/District of Columbia/Northern Virginia | Carefirst Blue-Cross Blue-Shield | POS, Medicare Advantage, EPO |
| E5G | Maryland/District of Columbia/Northern Virginia | Carefirst Blue-Cross Blue-Shield | PPO, Medicaid, High-Deductible Health Plan (HDHP) |
| E5H | Alaska | Premera Blue-Cross Blue-Shield of Alaska | HMO, Traditional Indemnity, POS |
| E5J | Maryland/District of Columbia/Northern Virginia | Carefirst Blue-Cross Blue-Shield | Medicare Advantage, EPO, PPO |
| E5K | Texas | Blue-Cross Blue-Shield of Texas | High-Deductible Health Plan (HDHP), Medicaid, HMO |
| E5L | Texas | Blue-Cross Blue-Shield of Texas | Traditional Indemnity, POS, Medicare Advantage |
| E5M | Pennsylvania | Highmark Blue-Shield of Pennsylvania | EPO, PPO, Medicaid |
| E5N | Texas | Blue-Cross Blue-Shield of Texas | High-Deductible Health Plan (HDHP), HMO, Traditional Indemnity |
| E5P | Missouri | Anthem Blue-Cross Blue-Shield of Missouri | POS, Medicare Advantage, EPO |
| E5Q | Nevada | Anthem Blue-Cross Blue-Shield of Nevada | PPO, Medicaid, High-Deductible Health Plan (HDHP) |
| E5R | Missouri | Anthem Blue-Cross Blue-Shield of Missouri | HMO, Traditional Indemnity, POS |
| E5S | Texas | Blue-Cross Blue-Shield of Texas | Medicare Advantage, EPO, PPO |
| E5T | Alabama | Blue-Cross Blue-Shield of Alabama | High-Deductible Health Plan (HDHP), Medicaid, HMO |
| E5U | Maryland/District of Columbia/Northern Virginia | Carefirst Blue-Cross Blue-Shield | Traditional Indemnity, POS, Medicare Advantage |
| E5V | Texas | Blue-Cross Blue-Shield of Texas | EPO, PPO, Medicaid |
| E5W | Maryland/District of Columbia/Northern Virginia | Carefirst Blue-Cross Blue-Shield | High-Deductible Health Plan (HDHP), HMO, Traditional Indemnity |
| E5X | Alaska | Premera Blue-Cross of Alaska | POS, Medicare Advantage, EPO |
| E5Y | Maryland/District of Columbia/Northern Virginia | Carefirst Blue-Cross Blue-Shield | PPO, Medicaid, High-Deductible Health Plan (HDHP) |
| E5Z | Maryland/District of Columbia/Northern Virginia | Carefirst Blue-Cross Blue-Shield | HMO, Traditional Indemnity, POS |
| E6A | Ohio | Anthem Blue-Cross Blue-Shield of Ohio | Medicare Advantage, EPO, PPO |
| E6B | Maryland/District of Columbia/Northern Virginia | Carefirst Blue-Cross Blue-Shield | High-Deductible Health Plan (HDHP), Medicaid, HMO |
| E6C | Indiana | Anthem Blue-Cross Blue-Shield of Indiana | Traditional Indemnity, POS, Medicare Advantage |
| E6D | New York | Empire Blue-Cross Blue-Shield of New York | EPO, PPO, Medicaid |
| E6E | Pennsylvania | Highmark Blue-Cross Blue-Shield of Pennsylvania | High-Deductible Health Plan (HDHP), HMO, Traditional Indemnity |
| E6F | Illinois | Blue-Cross Blue-Shield of Illinois | POS, Medicare Advantage, EPO |
| E6G | Pennsylvania | Highmark Blue-Cross Blue-Shield of Pennsylvania | PPO, Medicaid, High-Deductible Health Plan (HDHP) |
| E6H | New Hampshire | Anthem Blue-Cross Blue-Shield of New Hampshire | HMO, Traditional Indemnity, POS |
| E6J | Pennsylvania | Highmark Blue-Cross Blue-Shield of Pennsylvania | Medicare Advantage, EPO, PPO |
| E6K | Pennsylvania | Highmark Blue-Cross Blue-Shield of Pennsylvania | High-Deductible Health Plan (HDHP), Medicaid, HMO |
| E6L | Nevada | Anthem Blue-Cross Blue-Shield of Nevada | Traditional Indemnity, POS, Medicare Advantage |
| E6M | Ohio | Anthem Blue-Cross Blue-Shield of Ohio | Medicaid, PPO, High-Deductible Health Plan (HDHP) |
| E6N | Texas | Blue-Cross Blue-Shield of Texas | EPO, Medicare Advantage, Traditional Indemnity |
| E6O | Pennsylvania | Highmark Blue-Cross Blue-Shield of Pennsylvania | HMO, POS, PPO |
| E6P | Missouri | Anthem Blue-Cross Blue-Shield of Missouri | High-Deductible Health Plan (HDHP), Traditional Indemnity, Medicaid |
| E6Q | Nevada | Anthem Blue-Cross Blue-Shield of Nevada | Medicare Advantage, EPO, HMO |
| E6R | Ohio | Anthem Blue-Cross Blue-Shield of Ohio | POS, Traditional Indemnity, PPO |
| E6S | Pennsylvania | Highmark Blue-Shield of Pennsylvania | High-Deductible Health Plan (HDHP), Medicaid, EPO |
| E6T | Wisconsin | Anthem Blue-Cross Blue-Shield of Wisconsin | HMO, Medicare Advantage, POS |
| E6U | Pennsylvania | Highmark Blue-Cross Blue-Shield of Pennsylvania | PPO, High-Deductible Health Plan (HDHP), Traditional Indemnity |
| E6V | New York | Empire Blue-Cross Blue-Shield of New York | Medicaid, EPO, Medicare Advantage |
| E6W | Nevada | Anthem Blue-Cross Blue-Shield of Nevada | POS, HMO, High-Deductible Health Plan (HDHP) |
| E6X | Maryland/District of Columbia/Northern Virginia | Carefirst Blue-Cross Blue-Shield | Traditional Indemnity, PPO, Medicaid |
| E6Y | Pennsylvania | Highmark Blue-Cross Blue-Shield of Pennsylvania | EPO, High-Deductible Health Plan (HDHP), HMO |
| E7A | Georgia | Anthem Blue-Cross Blue-Shield of Georgia | Medicare Advantage, POS, Traditional Indemnity |
| E7B | Indiana | Anthem Blue-Cross Blue-Shield of Indiana | PPO, Medicaid, EPO |
| E7C | Kentucky | Anthem Blue-Cross Blue-Shield of Kentucky | HMO, High-Deductible Health Plan (HDHP), Medicare Advantage |
| E7D | Missouri | Anthem Blue-Cross Blue-Shield of Missouri | POS, Traditional Indemnity, HMO |
| E7E | Indiana | Anthem Blue-Cross Blue-Shield of Indiana | EPO, PPO, High-Deductible Health Plan (HDHP) |
| E7F | Indiana | Anthem Blue-Cross Blue-Shield of Indiana | Medicaid, Medicare Advantage, POS |
| E7G | Pennsylvania | Highmark Blue-Cross Blue-Shield of Pennsylvania | High-Deductible Health Plan (HDHP), Traditional Indemnity, EPO |
| E7H | Ohio | Anthem Blue-Cross Blue-Shield of Ohio | PPO, HMO, Medicaid |
| E7J | Pennsylvania | Highmark Blue-Cross Blue-Shield of Pennsylvania | Medicare Advantage, High-Deductible Health Plan (HDHP), POS |
| E7K | Pennsylvania | Highmark Blue-Cross Blue-Shield of Pennsylvania | Traditional Indemnity, EPO, PPO |
| E7L | Pennsylvania | Highmark Blue-Cross Blue-Shield of Pennsylvania | High-Deductible Health Plan (HDHP), Medicaid, HMO |
| E7M | California | Anthem Blue-Cross | POS, Medicare Advantage, Traditional Indemnity |
| E7N | Texas | Blue-Cross Blue-Shield of Texas | EPO, PPO, High-Deductible Health Plan (HDHP) |
| E7P | Pennsylvania | Highmark Blue-Cross Blue-Shield of Pennsylvania | Medicaid, HMO, Medicare Advantage |
| E7Q | Massachusetts | Blue-Cross Blue-Shield of Massachusetts | Traditional Indemnity, POS, EPO |
| E7R | Maryland/District of Columbia/Northern Virginia | Carefirst Blue-Cross Blue-Shield | High-Deductible Health Plan (HDHP), PPO, Medicaid |
| E7S | California | Anthem Blue-Cross | HMO, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| E7T | Maryland/District of Columbia/Northern Virginia | Carefirst Blue-Cross Blue-Shield | POS, Traditional Indemnity, PPO |
| E7U | Illinois | Blue-Cross Blue-Shield of Illinois | EPO, Medicaid, High-Deductible Health Plan (HDHP) |
| E7V | Maryland/District of Columbia/Northern Virginia | Carefirst Blue-Cross Blue-Shield | Medicare Advantage, HMO, POS |
| E7W | Wisconsin | Anthem Blue-Cross Blue-Shield of Wisconsin | High-Deductible Health Plan (HDHP), Traditional Indemnity, PPO |
| E7X | Maryland/District of Columbia/Northern Virginia | Carefirst Blue-Cross Blue-Shield | Medicaid, EPO, HMO |
| E7Y | Maryland/District of Columbia/Northern Virginia | Carefirst Blue-Cross Blue-Shield | POS, Medicare Advantage, High-Deductible Health Plan (HDHP) |
| E7Z | Massachusetts | Blue-Cross Blue-Shield of Massachusetts | Traditional Indemnity, PPO, EPO |
| E8A | Pennsylvania | Independence Blue-Cross of Pennyslvania | High-Deductible Health Plan (HDHP), HMO, Medicaid |
| E8B | California | Anthem Blue-Cross | Medicare Advantage, POS, Traditional Indemnity |
| E8C | Texas | Blue-Cross Blue-Shield of Texas | EPO, PPO, High-Deductible Health Plan (HDHP) |
| E8D | Illinois | Blue-Cross Blue-Shield of Illinois | HMO, Medicaid, PPO |
| E8E | Texas | Blue-Cross Blue-Shield of Texas | High-Deductible Health Plan (HDHP), EPO, Medicare Advantage |
| E8F | New York | Empire Blue-Cross Blue-Shield of New York | POS, Traditional Indemnity, High-Deductible Health Plan (HDHP) |
| E8G | Alaska | Premera Blue-Cross Blue-Shield of Alaska | Medicaid, PPO, HMO |
| E8H | Missouri | Anthem Blue-Cross Blue-Shield of Missouri | Medicare Advantage, High-Deductible Health Plan (HDHP), EPO |
| E8J | Maryland/District of Columbia/Northern Virginia | Carefirst Blue-Cross Blue-Shield | Traditional Indemnity, POS, PPO |
| E8K | Maryland/District of Columbia/Northern Virginia | Carefirst Blue-Cross Blue-Shield | EPO, Medicaid, High-Deductible Health Plan (HDHP) |
| E8L | Maryland/District of Columbia/Northern Virginia | Carefirst Blue-Cross Blue-Shield | HMO, Medicare Advantage, Traditional Indemnity |
| E8M | Illinois | Blue-Cross Blue-Shield of Illinois | POS, High-Deductible Health Plan (HDHP), PPO |
| E8N | Texas | Blue-Cross Blue-Shield of Texas | Medicaid, EPO, HMO |
| E8Q | Oregon/Idaho/Utah/Washington | Regence Blue-Cross Blue-Shield | Medicare Advantage, POS, Traditional Indemnity |
| E8R | Maryland/District of Columbia/Northern Virginia | Carefirst Blue-Cross Blue-Shield | High-Deductible Health Plan (HDHP), PPO, Medicaid |
| E8S | California | Anthem Blue-Cross | EPO, HMO, Medicare Advantage |
| E8T | California | Anthem Blue-Cross | Traditional Indemnity, High-Deductible Health Plan (HDHP), POS |
| E8U | Maryland/District of Columbia/Northern Virginia | Carefirst Blue-Cross Blue-Shield | Medicaid, PPO, EPO |
| E8V | Maryland/District of Columbia/Northern Virginia | Carefirst Blue-Cross Blue-Shield | High-Deductible Health Plan (HDHP), Medicare Advantage, HMO |
| E8W | Maryland/District of Columbia/Northern Virginia | Carefirst Blue-Cross Blue-Shield | POS, Traditional Indemnity, PPO |
| E8X | California | Anthem Blue-Cross | EPO, Medicaid, High-Deductible Health Plan (HDHP) |
| E8Y | Maryland/District of Columbia/Northern Virginia | Carefirst Blue-Cross Blue-Shield | HMO, Medicare Advantage, Traditional Indemnity |
| E8Z | Nevada | Anthem Blue-Cross Blue-Shield of Nevada | High-Deductible Health Plan (HDHP), POS, PPO |
| E9A | Wisconsin | Anthem Blue-Cross Blue-Shield of Wisconsin | Medicaid, EPO, HMO |
| E9B | Wisconsin | Anthem Blue-Cross Blue-Shield of Wisconsin | Medicare Advantage, High-Deductible Health Plan (HDHP), Traditional Indemnity |
| E9C | Texas | Blue-Cross Blue-Shield of Texas | POS, PPO, EPO |
| E9D | Missouri | Anthem Blue-Cross Blue-Shield of Missouri | High-Deductible Health Plan (HDHP), Medicaid, HMO |
| E9E | Texas | Blue-Cross Blue-Shield of Texas | Medicare Advantage, Traditional Indemnity, POS |
| E9F | Maryland/District of Columbia/Northern Virginia | Carefirst Blue-Cross Blue-Shield | EPO, High-Deductible Health Plan (HDHP), PPO |
| E9G | Maryland/District of Columbia/Northern Virginia | Carefirst Blue-Cross Blue-Shield | HMO, Medicaid, Medicare Advantage |
| E9H | Texas | Blue-Cross Blue-Shield of Texas | Traditional Indemnity, EPO, High-Deductible Health Plan (HDHP) |
| E9J | Maryland/District of Columbia/Northern Virginia | Carefirst Blue-Cross Blue-Shield | PPO, POS, HMO |
| E9K | Maryland/District of Columbia/Northern Virginia | Carefirst Blue-Cross Blue-Shield | High-Deductible Health Plan (HDHP), Medicaid, EPO |
| E9L | Pennsylvania | Highmark Blue-Cross Blue-Shield of Pennsylvania | Medicare Advantage, Traditional Indemnity, POS |
| E9M | Virginia | Anthem Blue-Cross Blue-Shield of Virginia | EPO, PPO, Medicaid |
| E9N | Illinois | Blue-Cross Blue-Shield of Illinois | High-Deductible Health Plan (HDHP), HMO, Medicare Advantage |
| E9P | Maryland/District of Columbia/Northern Virginia | Carefirst Blue-Cross Blue-Shield | Traditional Indemnity, POS, EPO |
| E9R | Pennsylvania | Highmark Blue-Cross Blue-Shield of Pennsylvania | Medicaid, PPO, High-Deductible Health Plan (HDHP) |
| E9S | Missouri | Anthem Blue-Cross Blue-Shield of Missouri | HMO, Medicare Advantage, Traditional Indemnity |
| E9T | Maryland/District of Columbia/Northern Virginia | Carefirst Blue-Cross Blue-Shield | POS, EPO, PPO |
| E9U | Illinois | Blue-Cross Blue-Shield of Illinois | High-Deductible Health Plan (HDHP), Medicaid, HMO |
| E9V | Ohio | Anthem Blue-Cross Blue-Shield of Ohio | Medicare Advantage, Traditional Indemnity, POS |
| E9W | Alaska | Premera Blue-Cross Blue-Shield of Alaska | EPO, High-Deductible Health Plan (HDHP), Medicaid |
| E9X | California | Anthem Blue-Cross | PPO, HMO, Medicare Advantage |
| E9Y | Massachusetts | Blue-Cross Blue-Shield of Massachusetts | Traditional Indemnity, POS, High-Deductible Health Plan (HDHP) |
| E9Z | Maryland/District of Columbia/Northern Virginia | Carefirst Blue-Cross Blue-Shield | EPO, PPO, Medicaid |
Common BCBS Alpha Numeric Prefixes in the E2A to E9Z Range
E2T BCBS Prefix
| BCBS Prefix | State | BCBS Company | Plan Types |
|---|---|---|---|
| E2T | Texas | Blue Cross Blue Shield of Texas | PPO, HDHP, POS |
The E2T BCBS Prefix identifies coverage administered by Blue Cross Blue Shield of Texas. Patients with BCBS alpha numeric prefix E2T may enroll in PPO, High-Deductible Health Plans, or POS coverage.
Because Texas BCBS operates multiple plan structures, verifying BCBS prefix E2T during eligibility checks ensures accurate claim routing. As a result, providers can avoid denials and improve reimbursement timelines.
BCBS Prefix E2N
| BCBS Prefix | State | BCBS Company | Plan Types |
|---|---|---|---|
| E2N | Illinois | BCBS of Illinois | HMO, PPO, Medicaid |
The E2N BCBS Prefix belongs to Blue Cross Blue Shield of Illinois. Members carrying BCBS alpha numeric prefix E2N often have HMO, PPO, or Medicaid plans depending on their policy structure.
Therefore, confirming BCBS prefix E2N helps billing teams ensure claims are submitted to the correct payer. For comparison with similar prefixes, providers can also review BCBS Alpha Numeric Prefix D2A to D9Z.
BCBS Prefix E2F
| BCBS Prefix | State | BCBS Company | Plan Types |
|---|---|---|---|
| E2F | California | Anthem Blue Cross | HMO, EPO, POS |
The E2F BCBS Prefix represents Anthem Blue Cross in California. Patients with BCBS alpha numeric prefix E2F may enroll in HMO, EPO, or POS plans.
Since Anthem operates across multiple regions, verifying BCBS prefix E2F ensures claims reach the correct payer system. Consequently, billing teams can reduce administrative delays and improve accuracy.
BCBS Prefix E2M
| BCBS Prefix | State | BCBS Company | Plan Types |
|---|---|---|---|
| E2M | Pennsylvania | Highmark BCBS | HDHP, PPO, Traditional Indemnity |
The E2M BCBS Prefix identifies coverage managed by Highmark Blue Cross Blue Shield of Pennsylvania. Patients holding BCBS alpha numeric prefix E2M may have HDHP, PPO, or Traditional Indemnity plans.
Verifying BCBS prefix E2M ensures proper claim routing and minimizes the risk of rejections. Additionally, providers can compare similar Pennsylvania prefixes in BCBS Alpha Numeric Prefix C2A to C9Z.
BCBS Prefix E4U
| BCBS Prefix | State | BCBS Company | Plan Types |
|---|---|---|---|
| E4U | Oklahoma | Blue Cross Blue Shield of Oklahoma | PPO, Medicaid, HDHP |
The E4U BCBS Prefix is linked to Blue Cross Blue Shield of Oklahoma. Patients with BCBS alpha numeric prefix E4U may enroll in PPO, Medicaid, or High-Deductible Health Plans.
Therefore, verifying BCBS prefix E4U helps providers avoid claim errors and ensures timely reimbursements.
E3Y BCBS Prefix
| BCBS Prefix | State | BCBS Company | Plan Types |
|---|---|---|---|
| E3Y | New York | Empire BCBS of New York | PPO, Medicare Advantage, EPO |
The E3Y BCBS Prefix represents Empire Blue Cross Blue Shield of New York. Members carrying BCBS alpha numeric prefix E3Y may have PPO, Medicare Advantage, or EPO coverage.
Confirming BCBS prefix E3Y ensures claims are routed correctly. As a result, billing teams can reduce delays and improve claim acceptance rates.
E4K BCBS Prefix
| BCBS Prefix | State | BCBS Company | Plan Types |
|---|---|---|---|
| E4K | Georgia | Anthem BCBS of Georgia | HMO, PPO, HDHP |
The E4K BCBS Prefix identifies coverage under Anthem Blue Cross Blue Shield of Georgia. Patients with BCBS alpha numeric prefix E4K may enroll in HMO, PPO, or High-Deductible Health Plans.
Because Anthem operates multiple payer systems, verifying BCBS prefix E4K ensures claims are directed correctly. Consequently, providers can improve billing accuracy and efficiency.
BCBS Prefix E4N
| BCBS Prefix | State | BCBS Company | Plan Types |
|---|---|---|---|
| E4N | Florida | Florida Blue | HMO, PPO, POS |
The E4N BCBS Prefix belongs to Florida Blue. Patients with BCBS alpha numeric prefix E4N may carry HMO, PPO, or POS plans.
Verifying BCBS prefix E4N during eligibility checks ensures claims are submitted to the correct payer. This step helps prevent rejections and improves revenue cycle performance.
BCBS Prefix E4K
| BCBS Prefix | State | BCBS Company | Plan Types |
|---|---|---|---|
| E4K | Georgia | Anthem BCBS of Georgia | HMO, PPO, HDHP |
The BCBS prefix E4K again highlights Anthem Blue Cross Blue Shield of Georgia coverage. Patients with BCBS alpha numeric prefix E4K may enroll in multiple plan types, including HMO and PPO options.
Therefore, confirming BCBS prefix E4K before claim submission remains essential. Accurate verification ensures claims reach the correct Anthem payer system without delays.
Why Accurate BCBS Prefix Verification Matters
Although the prefix appears small, it plays a major role in claim processing. Therefore, verifying it ensures:
- Correct claim routing
- Reduced denials and rejections
- Faster reimbursement cycles
- Fewer administrative corrections
Common Billing Errors with E-Series Prefixes
Even experienced billing teams sometimes make avoidable mistakes. However, proper verification can prevent these issues:
- Sending claims based on patient location instead of prefix
- Skipping eligibility verification
- Confusing Anthem and non-Anthem BCBS plans
Real-Life Example
A billing team received a patient with BCBS prefix E2F and initially assumed the payer based on the clinic’s location. However, after verifying the prefix, they discovered it belonged to a specific Anthem network.
As a result, they corrected the payer before submission. Consequently, the claim processed successfully without rejection, saving time and administrative effort.
FAQs – BCBS Alpha Numeric Prefix E2A to E9Z
Q. What is a BCBS alpha numeric prefix?
It is a three-character code that identifies the BCBS company responsible for a member’s insurance plan.
Q. Why is prefix verification important?
It ensures claims are sent to the correct payer, reducing denials and improving reimbursement speed.
Q. Can prefixes be similar across states?
Yes. Therefore, always verify the prefix instead of assuming based on location.
Conclusion
The BCBS Alpha Numeric Prefix E2A to E9Z helps healthcare providers and billing professionals identify the correct BCBS payer efficiently. By verifying prefixes such as E2T, E2F, or E4N, billing teams can improve clean claim rates, reduce denials, and streamline their revenue cycle.
To further optimize billing performance, consider professional support like for eligibility verification, claim submission, and AR management.
