BCBS Prefix - E2A to E9Z - Blue Cross Blue Shield Alpha Numeric (2024)

BCBS of TexasE2A BCBS Prefix(800)451-0287

(877)774-8592 (Bluecross MA-MedicareAdvantage)

BCBS of TexasE2B BCBS Prefix(800)451-0287

(877)774-8592 (Bluecross MA-MedicareAdvantage)

Anthem BCBS of IndianaE2C BCBS PrefixCarefirst BCBS(Maryland/District of Columbia/Northern Virginia)E2D BCBS PrefixComplete list of phone numberRegence BCBS(Oregon/Idaho/Utah/Washington)E2E BCBS Prefix(800)253-0838Anthem Bluecross of CaliforniaE2F BCBS Prefix(800)-677-6669Complete Phone Number list of Anthem Bluecross of CaliforniaAnthem Bluecross of CaliforniaE2G BCBS Prefix(800)-677-6669Complete Phone Number list of Anthem Bluecross of CaliforniaAnthem Bluecross of CaliforniaE2H BCBS Prefix(800)-677-6669Complete Phone Number list of Anthem Bluecross of CaliforniaAlpha Numeric Prefix Not assigned or UnallocatedE2I BCBS PrefixN/AAnthem Bluecross of CaliforniaE2J BCBS Prefix(800)-677-6669Complete Phone Number list of Anthem Bluecross of CaliforniaBCBS of IllinoisE2K BCBS Prefix(800)972-8088BCBS of Illinois complete contact listBCBS of MassachusettsE2L BCBS Prefix(800)443-6657

(800)676-2583(Bluecard)

BCBS of TexasE2M BCBS Prefix(800)451-0287

(877)774-8592 (Bluecross MA-MedicareAdvantage)

BCBS of IllinoisE2N BCBS Prefix(800)972-8088BCBS of Illinois complete contact listAlpha Numeric Prefix Not assigned or UnallocatedE2O BCBS PrefixN/AAnthem Bluecross of CaliforniaE2P BCBS Prefix(800)-677-6669Complete Phone Number list of Anthem Bluecross of CaliforniaAnthem Bluecross of CaliforniaE2Q BCBS Prefix(800)-677-6669Complete Phone Number list of Anthem Bluecross of CaliforniaAnthem Bluecross of CaliforniaE2R BCBS Prefix(800)-677-6669Complete Phone Number list of Anthem Bluecross of CaliforniaRegence BCBS(Oregon/Idaho/Utah/Washington)E2S BCBS Prefix(800)253-0838BCBS of MassachusettsE2T BCBS Prefix(800)443-6657

(800)676-2583(Bluecard)

Anthem Bluecross of CaliforniaE2U BCBS Prefix(800)-677-6669Complete Phone Number list of Anthem Bluecross of CaliforniaBCBS of IllinoisE2V BCBS Prefix(800)972-8088BCBS of Illinois complete contact listAnthem Bluecross of CaliforniaE2W BCBS Prefix(800)-677-6669Complete Phone Number list of Anthem Bluecross of CaliforniaAnthem Bluecross of CaliforniaE2X BCBS Prefix(800)-677-6669Complete Phone Number list of Anthem Bluecross of CaliforniaAnthem Bluecross of CaliforniaE2Y BCBS Prefix(800)-677-6669Complete Phone Number list of Anthem Bluecross of CaliforniaAnthem Bluecross of CaliforniaE2Z BCBS Prefix(800)-677-6669Complete Phone Number list of Anthem Bluecross of CaliforniaBCBS of MassachusettsE3A BCBS Prefix(800)443-6657

(800)676-2583(Bluecard)

Anthem Bluecross of CaliforniaE3B BCBS Prefix(800)-677-6669Complete Phone Number list of Anthem Bluecross of CaliforniaAnthem Bluecross of CaliforniaE3C BCBS Prefix(800)-677-6669Complete Phone Number list of Anthem Bluecross of CaliforniaAnthem Bluecross of CaliforniaE3D BCBS Prefix(800)-677-6669Complete Phone Number list of Anthem Bluecross of CaliforniaAnthem Bluecross of CaliforniaE3E BCBS Prefix(800)-677-6669Complete Phone Number list of Anthem Bluecross of CaliforniaAnthem Bluecross of CaliforniaE3F BCBS Prefix(800)-677-6669Complete Phone Number list of Anthem Bluecross of CaliforniaBCBS of IllinoisE3G BCBS Prefix(800)972-8088BCBS of Illinois complete contact listAnthem Bluecross of CaliforniaE3H BCBS Prefix(800)-677-6669Complete Phone Number list of Anthem Bluecross of CaliforniaAlpha Numeric Prefix Not assigned or UnallocatedE3I BCBS PrefixN/AAnthem Bluecross of CaliforniaE3J BCBS Prefix(800)-677-6669Complete Phone Number list of Anthem Bluecross of CaliforniaAnthem Bluecross of CaliforniaE3K BCBS Prefix(800)-677-6669Complete Phone Number list of Anthem Bluecross of CaliforniaEmpire BCBS of New YorkE3L BCBS Prefix(800)992-2583Anthem BCBS of WisconsinE3M BCBS PrefixAnthem BCBS of Wisconsin Phone Number list based on the alpha prefixPremera Bluecross of AlaskaE3N BCBS Prefix(800)722-4714Alpha Numeric Prefix Not assigned or UnallocatedE3O BCBS PrefixN/AAnthem BCBS of WisconsinE3P BCBS PrefixAnthem BCBS of Wisconsin Phone Number list based on the alpha prefixAnthem Bluecross of CaliforniaE3Q BCBS Prefix(800)-677-6669Complete Phone Number list of Anthem Bluecross of CaliforniaAnthem BCBS of OhioE3R BCBS PrefixBCBS of IllinoisE3S BCBS Prefix(800)972-8088BCBS of Illinois complete contact listAnthem Bluecross of CaliforniaE3T BCBS Prefix(800)-677-6669Complete Phone Number list of Anthem Bluecross of CaliforniaEmpire BCBS of New YorkE3U BCBS Prefix(800)992-2583BCBS of IllinoisE3V BCBS Prefix(800)972-8088BCBS of Illinois complete contact listCarefirst BCBS(Maryland/District of Columbia/Northern Virginia)E3W BCBS PrefixComplete list of phone numberAnthem BCBS of WisconsinE3X BCBS PrefixAnthem BCBS of Wisconsin Phone Number list based on the alpha prefixAnthem BCBS of GeorgiaE3Y BCBS Prefix(800)676-2583Anthem BCBS of WisconsinE3Z BCBS PrefixAnthem BCBS of Wisconsin Phone Number list based on the alpha prefixBCBS of MassachusettsE4A BCBS Prefix(800)443-6657

(800)676-2583(Bluecard)

BCBS of MassachusettsE4B BCBS Prefix(800)443-6657

(800)676-2583(Bluecard)

BCBS of MassachusettsE4C BCBS Prefix(800)443-6657

(800)676-2583(Bluecard)

BCBS of MassachusettsE4D BCBS Prefix(800)443-6657

(800)676-2583(Bluecard)

BCBS of MassachusettsE4E BCBS Prefix(800)443-6657

(800)676-2583(Bluecard)

Anthem Bluecross of CaliforniaE4F BCBS Prefix(800)-677-6669Complete Phone Number list of Anthem Bluecross of CaliforniaCarefirst BCBS(Maryland/District of Columbia/Northern Virginia)E4G BCBS PrefixComplete list of phone numberAnthem Bluecross of CaliforniaE4H BCBS Prefix(800)-677-6669Complete Phone Number list of Anthem Bluecross of CaliforniaAlpha Numeric Prefix Not assigned or UnallocatedE4I BCBS PrefixN/ABCBS of IllinoisE4J BCBS Prefix(800)972-8088BCBS of Illinois complete contact listAnthem BCBS of GeorgiaE4K BCBS Prefix(800)676-2583Anthem BCBS of IndianaE4L BCBS PrefixAnthem BCBS of GeorgiaE4M BCBS Prefix(800)676-2583Carefirst BCBS(Maryland/District of Columbia/Northern Virginia)E4N BCBS PrefixComplete list of phone numberAlpha Numeric Prefix Not assigned or UnallocatedE4O BCBS PrefixN/AEmpire BCBS of New YorkE4P BCBS Prefix(800)992-2583BCBS of MassachusettsE4Q BCBS Prefix(800)443-6657

(800)676-2583(Bluecard)

Carefirst BCBS(Maryland/District of Columbia/Northern Virginia)E4R BCBS PrefixComplete list of phone numberAnthem BCBS of OhioE4S BCBS PrefixAnthem BCBS of ColoradoE4T BCBS Prefix(800)-282-4548Complete Contact list of Anthem BCBS of ColoradoCarefirst BCBS(Maryland/District of Columbia/Northern Virginia)E4U BCBS PrefixComplete list of phone numberCarefirst BCBS(Maryland/District of Columbia/Northern Virginia)E4V BCBS PrefixComplete list of phone numberEmpire BCBS of New YorkE4W BCBS Prefix(800)992-2583Anthem BCBS of WisconsinE4X BCBS PrefixAnthem BCBS of Wisconsin Phone Number list based on the alpha prefixCarefirst BCBS(Maryland/District of Columbia/Northern Virginia)E4Y BCBS PrefixComplete list of phone numberBCBS of TennesseeE4Z BCBS Prefix(800)924-7141BCBS of TexasE5A BCBS Prefix(800)451-0287

(877)774-8592 (Bluecross MA-MedicareAdvantage)

Anthem Bluecross of CaliforniaE5B BCBS Prefix(800)-677-6669Complete Phone Number list of Anthem Bluecross of CaliforniaBCBS of Rhode IslandE5C BCBS Prefix(800)230-9050Premera BCBS of AlaskaE5D BCBS Prefix(800)722-4714Anthem BCBS of NevadaE5E BCBS PrefixCarefirst BCBS(Maryland/District of Columbia/Northern Virginia)E5F BCBS PrefixComplete list of phone numberCarefirst BCBS(Maryland/District of Columbia/Northern Virginia)E5G BCBS PrefixComplete list of phone numberPremera BCBS of AlaskaE5H BCBS Prefix(800)722-4714Alpha Numeric Prefix Not assigned or UnallocatedE5I BCBS PrefixN/ACarefirst BCBS(Maryland/District of Columbia/Northern Virginia)E5J BCBS PrefixComplete list of phone numberBCBS of TexasE5K BCBS Prefix(800)451-0287

(877)774-8592 (Bluecross MA-MedicareAdvantage)

BCBS of TexasE5L BCBS Prefix(800)451-0287

(877)774-8592 (Bluecross MA-MedicareAdvantage)

Highmark Blueshield of PennsylvaniaE5M BCBS PrefixComplete list of Highmark BCBS of Pennsylvania Contact listBCBS of TexasE5N BCBS Prefix(800)451-0287

(877)774-8592 (Bluecross MA-MedicareAdvantage)

Alpha Numeric Prefix Not assigned or UnallocatedE5O BCBS PrefixN/AAnthem BCBS of MissouriE5P BCBS PrefixMissouri Contact List and Claims addressAnthem BCBS of NevadaE5Q BCBS PrefixAnthem BCBS of MissouriE5R BCBS PrefixMissouri Contact List and Claims addressBCBS of TexasE5S BCBS Prefix(800)451-0287

(877)774-8592 (Bluecross MA-MedicareAdvantage)

BCBS of AlabamaE5T BCBS Prefix(205)220-6899Carefirst BCBS(Maryland/District of Columbia/Northern Virginia)E5U BCBS PrefixComplete list of phone numberBCBS of TexasE5V BCBS Prefix(800)451-0287

(877)774-8592 (Bluecross MA-MedicareAdvantage)

Carefirst BCBS(Maryland/District of Columbia/Northern Virginia)E5W BCBS PrefixComplete list of phone numberPremera Bluecross of AlaskaE5X BCBS Prefix(800)722-4714Carefirst BCBS(Maryland/District of Columbia/Northern Virginia)E5Y BCBS PrefixComplete list of phone numberCarefirst BCBS(Maryland/District of Columbia/Northern Virginia)E5Z BCBS PrefixComplete list of phone numberAnthem BCBS of OhioE6A BCBS PrefixCarefirst BCBS(Maryland/District of Columbia/Northern Virginia)E6B BCBS PrefixComplete list of phone numberAnthem BCBS of IndianaE6C BCBS PrefixEmpire BCBS of New YorkE6D BCBS Prefix(800)992-2583Highmark BCBS of PennsylvaniaE6E BCBS PrefixComplete list of Highmark BCBS of Pennsylvania Contact listBCBS of IllinoisE6F BCBS Prefix(800)972-8088BCBS of Illinois complete contact listHighmark BCBS of PennsylvaniaE6G BCBS PrefixComplete list of Highmark BCBS of Pennsylvania Contact listAnthem BCBS of New HampshireE6H BCBS PrefixAlpha Numeric Prefix Not assigned or UnallocatedE6I BCBS PrefixN/AHighmark BCBS of PennsylvaniaE6J BCBS PrefixComplete list of Highmark BCBS of Pennsylvania Contact listHighmark BCBS of PennsylvaniaE6K BCBS PrefixComplete list of Highmark BCBS of Pennsylvania Contact listAnthem BCBS of NevadaE6L BCBS PrefixAnthem BCBS of OhioE6M BCBS PrefixBCBS of TexasE6N BCBS Prefix(800)451-0287

(877)774-8592 (Bluecross MA-MedicareAdvantage)

Highmark BCBS of PennsylvaniaE6O BCBS PrefixComplete list of Highmark BCBS of Pennsylvania Contact listAnthem BCBS of MissouriE6P BCBS PrefixMissouri Contact List and Claims addressAnthem BCBS of NevadaE6Q BCBS PrefixAnthem BCBS of OhioE6R BCBS PrefixHighmark Blueshield of PennsylvaniaE6S BCBS PrefixComplete list of Highmark BCBS of Pennsylvania Contact listAnthem BCBS of WisconsinE6T BCBS PrefixAnthem BCBS of Wisconsin Phone Number list based on the alpha prefixHighmark BCBS of PennsylvaniaE6U BCBS PrefixComplete list of Highmark BCBS of Pennsylvania Contact listEmpire BCBS of New YorkE6V BCBS Prefix(800)992-2583Anthem BCBS of NevadaE6W BCBS PrefixCarefirst BCBS(Maryland/District of Columbia/Northern Virginia)E6X BCBS PrefixComplete list of phone numberHighmark BCBS of PennsylvaniaE6Y BCBS PrefixComplete list of Highmark BCBS of Pennsylvania Contact listAlpha Numeric Prefix Not assigned or UnallocatedE6Z BCBS PrefixN/AAnthem BCBS of GeorgiaE7A BCBS Prefix(800)676-2583Anthem BCBS of IndianaE7B BCBS PrefixAnthem BCBS of KentuckyE7C BCBS PrefixAnthem BCBS of MissouriE7D BCBS PrefixMissouri Contact List and Claims addressAnthem BCBS of IndianaE7E BCBS PrefixAnthem BCBS of IndianaE7F BCBS PrefixHighmark BCBS of PennsylvaniaE7G BCBS PrefixComplete list of Highmark BCBS of Pennsylvania Contact listAnthem BCBS of OhioE7H BCBS PrefixAlpha Numeric Prefix Not assigned or UnallocatedE7I BCBS PrefixN/AHighmark BCBS of PennsylvaniaE7J BCBS PrefixComplete list of Highmark BCBS of Pennsylvania Contact listHighmark BCBS of PennsylvaniaE7K BCBS PrefixComplete list of Highmark BCBS of Pennsylvania Contact listHighmark BCBS of PennsylvaniaE7L BCBS PrefixComplete list of Highmark BCBS of Pennsylvania Contact listAnthem Bluecross of CaliforniaE7M BCBS Prefix(800)-677-6669Complete Phone Number list of Anthem Bluecross of CaliforniaBCBS of TexasE7N BCBS Prefix(800)451-0287

(877)774-8592 (Bluecross MA-MedicareAdvantage)

Alpha Numeric Prefix Not assigned or UnallocatedE7O BCBS PrefixN/AHighmark BCBS of PennsylvaniaE7P BCBS PrefixComplete list of Highmark BCBS of Pennsylvania Contact listBCBS of MassachusettsE7Q BCBS Prefix(800)443-6657

(800)676-2583(Bluecard)

Carefirst BCBS(Maryland/District of Columbia/Northern Virginia)E7R BCBS PrefixComplete list of phone numberAnthem Bluecross of CaliforniaE7S BCBS Prefix(800)-677-6669Complete Phone Number list of Anthem Bluecross of CaliforniaCarefirst BCBS(Maryland/District of Columbia/Northern Virginia)E7T BCBS PrefixComplete list of phone numberBCBS of IllinoisE7U BCBS Prefix(800)972-8088BCBS of Illinois complete contact listCarefirst BCBS(Maryland/District of Columbia/Northern Virginia)E7V BCBS PrefixComplete list of phone numberAnthem BCBS of WisconsinE7W BCBS PrefixAnthem BCBS of Wisconsin Phone Number list based on the alpha prefixCarefirst BCBS(Maryland/District of Columbia/Northern Virginia)E7X BCBS PrefixComplete list of phone numberCarefirst BCBS(Maryland/District of Columbia/Northern Virginia)E7Y BCBS PrefixComplete list of phone numberBCBS of MassachusettsE7Z BCBS Prefix(800)443-6657

(800)676-2583(Bluecard)

Independence Bluecross of PennyslvaniaE8A BCBS PrefixComplete list please check hereAnthem Bluecross of CaliforniaE8B BCBS Prefix(800)-677-6669Complete Phone Number list of Anthem Bluecross of CaliforniaBCBS of TexasE8C BCBS Prefix(800)451-0287

(877)774-8592 (Bluecross MA-MedicareAdvantage)

BCBS of IllinoisE8D BCBS Prefix(800)972-8088BCBS of Illinois complete contact listBCBS of TexasE8E BCBS Prefix(800)451-0287

(877)774-8592 (Bluecross MA-MedicareAdvantage)

Empire BCBS of New YorkE8F BCBS Prefix(800)992-2583Premera BCBS of AlaskaE8G BCBS Prefix(800)722-4714Anthem BCBS of MissouriE8H BCBS PrefixMissouri Contact List and Claims addressAlpha Numeric Prefix Not assigned or UnallocatedE8I BCBS PrefixN/ACarefirst BCBS(Maryland/District of Columbia/Northern Virginia)E8J BCBS PrefixComplete list of phone numberCarefirst BCBS(Maryland/District of Columbia/Northern Virginia)E8K BCBS PrefixComplete list of phone numberCarefirst BCBS(Maryland/District of Columbia/Northern Virginia)E8L BCBS PrefixComplete list of phone numberBCBS of IllinoisE8M BCBS Prefix(800)972-8088BCBS of Illinois complete contact listBCBS of TexasE8N BCBS Prefix(800)451-0287

(877)774-8592 (Bluecross MA-MedicareAdvantage)

Alpha Numeric Prefix Not assigned or UnallocatedE8O BCBS PrefixN/AAlpha Numeric Prefix Not assigned or UnallocatedE8P BCBS PrefixN/ARegence BCBS(Oregon/Idaho/Utah/Washington)E8Q BCBS Prefix(800)253-0838Carefirst BCBS(Maryland/District of Columbia/Northern Virginia)E8R BCBS PrefixComplete list of phone numberAnthem Bluecross of CaliforniaE8S BCBS Prefix(800)-677-6669Complete Phone Number list of Anthem Bluecross of CaliforniaAnthem Bluecross of CaliforniaE8T BCBS Prefix(800)-677-6669Complete Phone Number list of Anthem Bluecross of CaliforniaCarefirst BCBS(Maryland/District of Columbia/Northern Virginia)E8U BCBS PrefixComplete list of phone numberCarefirst BCBS(Maryland/District of Columbia/Northern Virginia)E8V BCBS PrefixComplete list of phone numberCarefirst BCBS(Maryland/District of Columbia/Northern Virginia)E8W BCBS PrefixComplete list of phone numberAnthem Bluecross of CaliforniaE8X BCBS Prefix(800)-677-6669Complete Phone Number list of Anthem Bluecross of CaliforniaCarefirst BCBS(Maryland/District of Columbia/Northern Virginia)E8Y BCBS PrefixComplete list of phone numberAnthem BCBS of NevadaE8Z BCBS PrefixAnthem BCBS of WisconsinE9A BCBS PrefixAnthem BCBS of Wisconsin Phone Number list based on the alpha prefixAnthem BCBS of WisconsinE9B BCBS PrefixAnthem BCBS of Wisconsin Phone Number list based on the alpha prefixBCBS of TexasE9C BCBS Prefix(800)451-0287

(877)774-8592 (Bluecross MA-MedicareAdvantage)

Anthem BCBS of MissouriE9D BCBS PrefixMissouri Contact List and Claims addressBCBS of TexasE9E BCBS Prefix(800)451-0287

(877)774-8592 (Bluecross MA-MedicareAdvantage)

Carefirst BCBS(Maryland/District of Columbia/Northern Virginia)E9F BCBS PrefixComplete list of phone numberCarefirst BCBS(Maryland/District of Columbia/Northern Virginia)E9G BCBS PrefixComplete list of phone numberBCBS of TexasE9H BCBS Prefix(800)451-0287

(877)774-8592 (Bluecross MA-MedicareAdvantage)

Alpha Numeric Prefix Not assigned or UnallocatedE9I BCBS PrefixN/ACarefirst BCBS(Maryland/District of Columbia/Northern Virginia)E9J BCBS PrefixComplete list of phone numberCarefirst BCBS(Maryland/District of Columbia/Northern Virginia)E9K BCBS PrefixComplete list of phone numberHighmark BCBS of PennsylvaniaE9L BCBS PrefixComplete list of Highmark BCBS of Pennsylvania Contact listAnthem BCBS of VirginiaE9M BCBS Prefix(833)592-9956BCBS of IllinoisE9N BCBS Prefix(800)972-8088BCBS of Illinois complete contact listAlpha Numeric Prefix Not assigned or UnallocatedE9O BCBS PrefixN/ACarefirst BCBS(Maryland/District of Columbia/Northern Virginia)E9P BCBS PrefixComplete list of phone numberAlpha Numeric Prefix Not assigned or UnallocatedE9Q BCBS PrefixN/AHighmark BCBS of PennsylvaniaE9R BCBS PrefixComplete list of Highmark BCBS of Pennsylvania Contact listAnthem BCBS of MissouriE9S BCBS PrefixMissouri Contact List and Claims addressCarefirst BCBS(Maryland/District of Columbia/Northern Virginia)E9T BCBS PrefixComplete list of phone numberAlpha Numeric Prefix Not assigned or UnallocatedE9U BCBS PrefixN/AAnthem BCBS of OhioE9V BCBS PrefixPremera BCBS of AlaskaE9W BCBS Prefix(800)722-4714Anthem Bluecross of CaliforniaE9X BCBS Prefix(800)-677-6669Complete Phone Number list of Anthem Bluecross of CaliforniaBCBS of MassachusettsE9Y BCBS Prefix(800)443-6657

(800)676-2583(Bluecard)

Carefirst BCBS(Maryland/District of Columbia/Northern Virginia)E9Z BCBS PrefixComplete list of phone number