BCBS Prefix – W2A to W9Z

BCBS Company List	BCBS Alpha Numeric Prefix List 2024 – W2A TO W9Z	Provider Phone Number
Blueshield of Northeastern New York	W2A BCBS Prefix	(800)444-4552 (800)429-9886(Blue Card)
BCBS of Illinois	W2B BCBS Prefix	(800)972-8088 BCBS of Illinois complete contact list
Anthem BCBS of Georgia	W2C BCBS Prefix	(800)676-2583
Highmark BCBS of West Virginia	W2D BCBS Prefix	(800)543-7822 (888)459-4020 (MA-Medicare Advantage SS-Senior Solution)
Anthem BCBS of Colorado	W2E BCBS Prefix	(800)-282-4548 Complete Contact list of Anthem BCBS of Colorado
BCBS of Illinois	W2F BCBS Prefix	(800)972-8088 BCBS of Illinois complete contact list
Regence BCBS(Oregon/Idaho/Utah/Washington)	W2G BCBS Prefix	(800)253-0838
Anthem Bluecross of California	W2H BCBS Prefix	(800)-677-6669 Complete Phone Number list of Anthem Bluecross of California
Anthem BCBS of Virginia	W2I BCBS Prefix	(833)592-9956
Highmark BCBS of West Virginia	W2J BCBS Prefix	(800)543-7822 (888)459-4020 (MA-Medicare Advantage SS-Senior Solution)
Arkansas BCBS	W2K BCBS Prefix	(800)-238-8379 Complete Contact details list of Arkansas BCBS
BCBS of Illinois	W2L BCBS Prefix	(800)972-8088 BCBS of Illinois complete contact list
BCBS of Illinois	W2M BCBS Prefix	(800)972-8088 BCBS of Illinois complete contact list
Arkansas BCBS	W2N BCBS Prefix	(800)-238-8379 Complete Contact details list of Arkansas BCBS
Alpha Numeric prefix not assigned or unallocated	W2O BCBS Prefix	N/A
Regence BCBS(Oregon/Idaho/Utah/Washington)	W2P BCBS Prefix	(800)253-0838
Highmark BCBS of Pennsylvania	W2Q BCBS Prefix	Complete list of Highmark BCBS of Pennsylvania Contact list
Highmark BCBS of West Virginia	W2R BCBS Prefix	(800)543-7822 (888)459-4020 (MA-Medicare Advantage SS-Senior Solution)
Regence BCBS(Oregon/Idaho/Utah/Washington)	W2S BCBS Prefix	(800)253-0838
Regence BCBS(Oregon/Idaho/Utah/Washington)	W2T BCBS Prefix	(800)253-0838
Highmark BCBS of West Virginia	W2U BCBS Prefix	(800)543-7822 (888)459-4020 (MA-Medicare Advantage SS-Senior Solution)
Highmark BCBS of Pennsylvania	W2V BCBS Prefix	Complete list of Highmark BCBS of Pennsylvania Contact list
Arkansas BCBS	W2W BCBS Prefix	(800)-238-8379 Complete Contact details list of Arkansas BCBS
Highmark BCBS of Pennsylvania	W2X BCBS Prefix	Complete list of Highmark BCBS of Pennsylvania Contact list
Highmark BCBS of Pennsylvania	W2Y BCBS Prefix	Complete list of Highmark BCBS of Pennsylvania Contact list
Highmark BCBS of Pennsylvania	W2Z BCBS Prefix	Complete list of Highmark BCBS of Pennsylvania Contact list
Highmark BCBS of Pennsylvania	W3A BCBS Prefix	Complete list of Highmark BCBS of Pennsylvania Contact list
Anthem BCBS of Wisconsin	W3B BCBS Prefix	Anthem BCBS of Wisconsin Phone Number list based on the alpha prefix
Regence BCBS(Oregon/Idaho/Utah/Washington)	W3C BCBS Prefix	(800)253-0838
Anthem BCBS of Nevada	W3D BCBS Prefix	Nevada-NV Phone Number & Claims address
Anthem BCBS of Missouri	W3E BCBS Prefix	Missouri Contact List and Claims address
Anthem Bluecross of California	W3F BCBS Prefix	(800)-677-6669 Complete Phone Number list of Anthem Bluecross of California
BCBS of Texas	W3G BCBS Prefix	(800)451-0287 (877)774-8592 (Bluecross MA-MedicareAdvantage)
Premera Bluecross of Alaska	W3H BCBS Prefix	(800)722-4714
Alpha Numeric prefix not assigned or unallocated	W3I BCBS Prefix	N/A
Anthem BCBS of Georgia	W3J BCBS Prefix	(800)676-2583
Premera Bluecross of Alaska	W3K BCBS Prefix	(800)722-4714
Highmark BCBS of Pennsylvania	W3L BCBS Prefix	Complete list of Highmark BCBS of Pennsylvania Contact list
BCBS of Illinois	W3M BCBS Prefix	(800)972-8088 BCBS of Illinois complete contact list
Anthem Bluecross of California	W3N BCBS Prefix	(800)-677-6669 Complete Phone Number list of Anthem Bluecross of California
Alpha Numeric prefix not assigned or unallocated	W3O BCBS Prefix	N/A
Empire BCBS of New York	W3P BCBS Prefix	(800)992-2583
Anthem Bluecross of California	W3Q BCBS Prefix	(800)-677-6669 Complete Phone Number list of Anthem Bluecross of California
BCBS of Texas	W3R BCBS Prefix	(800)451-0287 (877)774-8592 (Bluecross MA-MedicareAdvantage)
Anthem BCBS of Georgia	W3S BCBS Prefix	(800)676-2583
Arkansas BCBS	W3T BCBS Prefix	(800)-238-8379 Complete Contact details list of Arkansas BCBS
Highmark BCBS of West Virginia	W3U BCBS Prefix	(800)543-7822 (888)459-4020 (MA-Medicare Advantage SS-Senior Solution)
Anthem BCBS of Georgia	W3V BCBS Prefix	(800)676-2583
Empire BCBS of New York	W3W BCBS Prefix	(800)992-2583
Empire BCBS of New York	W3X BCBS Prefix	(800)992-2583
Highmark BCBS of Pennsylvania	W3Y BCBS Prefix	Complete list of Highmark BCBS of Pennsylvania Contact list
Anthem BCBS of Georgia	W3Z BCBS Prefix	(800)676-2583
BCBS of Minnesota	W4A BCBS Prefix	(800)262-0820
BCBS of Illinois	W4B BCBS Prefix	(800)972-8088 BCBS of Illinois complete contact list
Carefirst BCBS(Maryland/District of Columbia/Northern Virginia)	W4C BCBS Prefix	Complete list of phone number
Alpha Numeric prefix not assigned or unallocated	W4D BCBS Prefix	N/A
Alpha Numeric prefix not assigned or unallocated	W4E BCBS Prefix	N/A
BCBS of Texas	W4F BCBS Prefix	(800)451-0287 (877)774-8592 (Bluecross MA-MedicareAdvantage)
BCBS of Texas	W4G BCBS Prefix	(800)451-0287 (877)774-8592 (Bluecross MA-MedicareAdvantage)
BCBS of Rhode Island	W4H BCBS Prefix	(800)230-9050
Alpha Numeric prefix not assigned or unallocated	W4I BCBS Prefix	N/A
BCBS of Texas	W4J BCBS Prefix	(800)451-0287 (877)774-8592 (Bluecross MA-MedicareAdvantage)
BCBS of Texas	W4K BCBS Prefix	(800)451-0287 (877)774-8592 (Bluecross MA-MedicareAdvantage)
Anthem BCBS of Missouri	W4L BCBS Prefix	Missouri Contact List and Claims address
BCBS of Texas	W4M BCBS Prefix	(800)451-0287 (877)774-8592 (Bluecross MA-MedicareAdvantage)
BCBS of Texas	W4N BCBS Prefix	(800)451-0287 (877)774-8592 (Bluecross MA-MedicareAdvantage)
Alpha Numeric prefix not assigned or unallocated	W4O BCBS Prefix	N/A
BCBS of Texas	W4P BCBS Prefix	(800)451-0287 (877)774-8592 (Bluecross MA-MedicareAdvantage)
Alpha Numeric prefix not assigned or unallocated	W4Q BCBS Prefix	N/A
BCBS of Texas	W4R BCBS Prefix	(800)451-0287 (877)774-8592 (Bluecross MA-MedicareAdvantage)
Anthem BCBS of Ohio	W4S BCBS Prefix	Ohio-OH Phone Number & Claims address
Premera Bluecross of Alaska	W4T BCBS Prefix	(800)722-4714
Anthem BCBS of Colorado	W4U BCBS Prefix	(800)-282-4548 Complete Contact list of Anthem BCBS of Colorado
BCBS of Texas	W4V BCBS Prefix	(800)451-0287 (877)774-8592 (Bluecross MA-MedicareAdvantage)
BCBS of Texas	W4W BCBS Prefix	(800)451-0287 (877)774-8592 (Bluecross MA-MedicareAdvantage)
BCBS of Texas	W4X BCBS Prefix	(800)451-0287 (877)774-8592 (Bluecross MA-MedicareAdvantage)
BCBS of Texas	W4Y BCBS Prefix	(800)451-0287 (877)774-8592 (Bluecross MA-MedicareAdvantage)
BCBS of Texas	W4Z BCBS Prefix	(800)451-0287 (877)774-8592 (Bluecross MA-MedicareAdvantage)
BCBS of Texas	W5A BCBS Prefix	(800)451-0287 (877)774-8592 (Bluecross MA-MedicareAdvantage)
Anthem BCBS of Georgia	W5B BCBS Prefix	(800)676-2583
Bluecross of Vermont	W5C BCBS Prefix	(800)247-2583
Alpha Numeric prefix not assigned or unallocated	W5D BCBS Prefix	N/A
Alpha Numeric prefix not assigned or unallocated	W5E BCBS Prefix	N/A
Anthem BCBS of Georgia	W5F BCBS Prefix	(800)676-2583
Anthem BCBS of Wisconsin	W5G BCBS Prefix	Anthem BCBS of Wisconsin Phone Number list based on the alpha prefix
Premera BCBS of Alaska	W5H BCBS Prefix	(800)722-4714
Alpha Numeric prefix not assigned or unallocated	W5I BCBS Prefix	N/A
Premera BCBS of Alaska	W5J BCBS Prefix	(800)722-4714
BCBS of Minnesota	W5K BCBS Prefix	(800)262-0820
Alpha Numeric prefix not assigned or unallocated	W5L BCBS Prefix	N/A
BCBS of Illinois	W5M BCBS Prefix	(800)972-8088 BCBS of Illinois complete contact list
Alpha Numeric prefix not assigned or unallocated	W5N BCBS Prefix	N/A
Alpha Numeric prefix not assigned or unallocated	W5O BCBS Prefix	N/A
Anthem BCBS of Wisconsin	W5P BCBS Prefix	Anthem BCBS of Wisconsin Phone Number list based on the alpha prefix
Alpha Numeric prefix not assigned or unallocated	W5Q BCBS Prefix	N/A
Alpha Numeric prefix not assigned or unallocated	W5R BCBS Prefix	N/A
Alpha Numeric prefix not assigned or unallocated	W5S BCBS Prefix	N/A
Premera BCBS of Alaska	W5T BCBS Prefix	(800)722-4714
Alpha Numeric prefix not assigned or unallocated	W5U BCBS Prefix	N/A
Alpha Numeric prefix not assigned or unallocated	W5V BCBS Prefix	N/A
Alpha Numeric prefix not assigned or unallocated	W5W BCBS Prefix	N/A
Alpha Numeric prefix not assigned or unallocated	W5X BCBS Prefix	N/A
Alpha Numeric prefix not assigned or unallocated	W5Y BCBS Prefix	N/A
Alpha Numeric prefix not assigned or unallocated	W5Z BCBS Prefix	N/A
BCBS of Texas	W6A BCBS Prefix	(800)451-0287 (877)774-8592 (Bluecross MA-MedicareAdvantage)
BCBS of Texas	W6B BCBS Prefix	(800)451-0287 (877)774-8592 (Bluecross MA-MedicareAdvantage)
Premera BCBS of Alaska	W6C BCBS Prefix	(800)722-4714
Anthem BCBS of Wisconsin	W6D BCBS Prefix	Anthem BCBS of Wisconsin Phone Number list based on the alpha prefix
Alpha Numeric prefix not assigned or unallocated	W6E BCBS Prefix	N/A
Anthem BCBS of New Hampshire	W6F BCBS Prefix	New Hampshire-NH Phone Number & Claims address
Anthem BCBS of Georgia	W6G BCBS Prefix	(800)676-2583
Anthem Bluecross of California	W6H BCBS Prefix	(800)-677-6669 Complete Phone Number list of Anthem Bluecross of California
Alpha Numeric prefix not assigned or unallocated	W6I BCBS Prefix	N/A
Highmark BCBS of Delaware	W6J BCBS Prefix	(800)346-6262
Alpha Numeric prefix not assigned or unallocated	W6K BCBS Prefix	N/A
Highmark BCBS of Delaware	W6L BCBS Prefix	(800)346-6262
Empire BCBS of New York	W6M BCBS Prefix	(800)992-2583
Alpha Numeric prefix not assigned or unallocated	W6N BCBS Prefix	N/A
Alpha Numeric prefix not assigned or unallocated	W6O BCBS Prefix	N/A
Empire BCBS of New York	W6P BCBS Prefix	(800)992-2583
Alpha Numeric prefix not assigned or unallocated	W6Q BCBS Prefix	N/A
Empire BCBS of New York	W6R BCBS Prefix	(800)992-2583
Carefirst BCBS(Maryland/District of Columbia/Northern Virginia)	W6S BCBS Prefix	Complete list of phone number
Regence BCBS(Oregon/Idaho/Utah/Washington)	W6T BCBS Prefix	(800)253-0838
Empire BCBS of New York	W6U BCBS Prefix	(800)992-2583
Empire BCBS of New York	W6V BCBS Prefix	(800)992-2583
Empire BCBS of New York	W6W BCBS Prefix	(800)992-2583
Anthem BCBS of Maine	W6X BCBS Prefix	Maine-ME Phone number & Claims address
Empire BCBS of New York	W6Y BCBS Prefix	(800)992-2583
Alpha Numeric prefix not assigned or unallocated	W6Z BCBS Prefix	N/A
Anthem BCBS of Colorado	W7A BCBS Prefix	(800)-282-4548 Complete Contact list of Anthem BCBS of Colorado
Anthem BCBS of Indiana	W7B BCBS Prefix	Indiana-IN Phone number & Claims address
Premera BCBS of Alaska	W7C BCBS Prefix	(800)722-4714
BCBS of Illinois	W7D BCBS Prefix	(800)972-8088 BCBS of Illinois complete contact list
Alpha Numeric prefix not assigned or unallocated	W7E BCBS Prefix	N/A
Anthem BCBS of Georgia	W7F BCBS Prefix	(800)676-2583
BCBS of Illinois	W7G BCBS Prefix	(800)972-8088 BCBS of Illinois complete contact list
BCBS of Illinois	W7H BCBS Prefix	(800)972-8088 BCBS of Illinois complete contact list
Alpha Numeric prefix not assigned or unallocated	W7I BCBS Prefix	N/A
Alpha Numeric prefix not assigned or unallocated	W7J BCBS Prefix	N/A
Alpha Numeric prefix not assigned or unallocated	W7K BCBS Prefix	N/A
Alpha Numeric prefix not assigned or unallocated	W7L BCBS Prefix	N/A
Carefirst BCBS(Maryland/District of Columbia/Northern Virginia)	W7M BCBS Prefix	Complete list of phone number
Alpha Numeric prefix not assigned or unallocated	W7N BCBS Prefix	N/A
Alpha Numeric prefix not assigned or unallocated	W7O BCBS Prefix	N/A
Empire BCBS of New York	W7P BCBS Prefix	(800)992-2583
Alpha Numeric prefix not assigned or unallocated	W7Q BCBS Prefix	N/A
Anthem BCBS of Ohio	W7R BCBS Prefix	Ohio-OH Phone Number & Claims address
Anthem Bluecross of California	W7S BCBS Prefix	(800)-677-6669 Complete Phone Number list of Anthem Bluecross of California
BCBS of Illinois	W7T BCBS Prefix	(800)972-8088 BCBS of Illinois complete contact list
Alpha Numeric prefix not assigned or unallocated	W7U BCBS Prefix	N/A
Alpha Numeric prefix not assigned or unallocated	W7V BCBS Prefix	N/A
Empire BCBS of New York	W7W BCBS Prefix	(800)992-2583
Alpha Numeric prefix not assigned or unallocated	W7X BCBS Prefix	N/A
Alpha Numeric prefix not assigned or unallocated	W7Y BCBS Prefix	N/A
Alpha Numeric prefix not assigned or unallocated	W7Z BCBS Prefix	N/A
Anthem BCBS of Wisconsin	W8A BCBS Prefix	Anthem BCBS of Wisconsin Phone Number list based on the alpha prefix
Anthem BCBS of Wisconsin	W8B BCBS Prefix	Anthem BCBS of Wisconsin Phone Number list based on the alpha prefix
Anthem BCBS of Ohio	W8C BCBS Prefix	Ohio-OH Phone Number & Claims address
BCBS of Illinois	W8D BCBS Prefix	(800)972-8088 BCBS of Illinois complete contact list
Alpha Numeric prefix not assigned or unallocated	W8E BCBS Prefix	N/A
Alpha Numeric prefix not assigned or unallocated	W8F BCBS Prefix	N/A
Alpha Numeric prefix not assigned or unallocated	W8G BCBS Prefix	N/A
BCBS of Minnesota	W8H BCBS Prefix	(800)262-0820
Alpha Numeric prefix not assigned or unallocated	W8I BCBS Prefix	N/A
Alpha Numeric prefix not assigned or unallocated	W8J BCBS Prefix	N/A
Alpha Numeric prefix not assigned or unallocated	W8K BCBS Prefix	N/A
Alpha Numeric prefix not assigned or unallocated	W8L BCBS Prefix	N/A
Alpha Numeric prefix not assigned or unallocated	W8M BCBS Prefix	N/A
Alpha Numeric prefix not assigned or unallocated	W8N BCBS Prefix	N/A
Alpha Numeric prefix not assigned or unallocated	W8O BCBS Prefix	N/A
Anthem BCBS of Georgia	W8P BCBS Prefix	(800)676-2583
Alpha Numeric prefix not assigned or unallocated	W8Q BCBS Prefix	N/A
Alpha Numeric prefix not assigned or unallocated	W8R BCBS Prefix	N/A
Alpha Numeric prefix not assigned or unallocated	W8S BCBS Prefix	N/A
Carefirst BCBS(Maryland/District of Columbia/Northern Virginia)	W8T BCBS Prefix	Complete list of phone number
Bluecross Blue Shield of Michigan	W8U BCBS Prefix	(800)344-8525
Alpha Numeric prefix not assigned or unallocated	W8V BCBS Prefix	N/A
Alpha Numeric prefix not assigned or unallocated	W8W BCBS Prefix	N/A
Alpha Numeric prefix not assigned or unallocated	W8X BCBS Prefix	N/A
Alpha Numeric prefix not assigned or unallocated	W8Y BCBS Prefix	N/A
Alpha Numeric prefix not assigned or unallocated	W8Z BCBS Prefix	N/A
Regence BCBS(Oregon/Idaho/Utah/Washington)	W9A BCBS Prefix	(800)253-0838
Anthem BCBS of Indiana	W9B BCBS Prefix	Indiana-IN Phone number & Claims address
Regence BCBS(Oregon/Idaho/Utah/Washington)	W9C BCBS Prefix	(800)253-0838
Anthem BCBS of Wisconsin	W9D BCBS Prefix	Anthem BCBS of Wisconsin Phone Number list based on the alpha prefix
Alpha Numeric prefix not assigned or unallocated	W9E BCBS Prefix	N/A
Anthem BCBS of Georgia	W9F BCBS Prefix	(800)676-2583
Anthem BCBS of Georgia	W9G BCBS Prefix	(800)676-2583
Anthem BCBS of Indiana	W9H BCBS Prefix	Indiana-IN Phone number & Claims address
Alpha Numeric prefix not assigned or unallocated	W9I BCBS Prefix	N/A
Alpha Numeric prefix not assigned or unallocated	W9J BCBS Prefix	N/A
Alpha Numeric prefix not assigned or unallocated	W9K BCBS Prefix	N/A
Alpha Numeric prefix not assigned or unallocated	W9L BCBS Prefix	N/A
BCBS of Illinois	W9M BCBS Prefix	(800)972-8088 BCBS of Illinois complete contact list
Alpha Numeric prefix not assigned or unallocated	W9N BCBS Prefix	N/A
Alpha Numeric prefix not assigned or unallocated	W9O BCBS Prefix	N/A
Anthem BCBS of Wisconsin	W9P BCBS Prefix	Anthem BCBS of Wisconsin Phone Number list based on the alpha prefix
Alpha Numeric prefix not assigned or unallocated	W9Q BCBS Prefix	N/A
Alpha Numeric prefix not assigned or unallocated	W9R BCBS Prefix	N/A
Anthem BCBS of Colorado	W9S BCBS Prefix	(800)-282-4548 Complete Contact list of Anthem BCBS of Colorado
Alpha Numeric prefix not assigned or unallocated	W9T BCBS Prefix	N/A
Alpha Numeric prefix not assigned or unallocated	W9U BCBS Prefix	N/A
Regence BCBS(Oregon/Idaho/Utah/Washington)	W9V BCBS Prefix	(800)253-0838
Alpha Numeric prefix not assigned or unallocated	W9W BCBS Prefix	N/A
Bluecross Blue Shield of Michigan	W9X BCBS Prefix	(800)344-8525
Alpha Numeric prefix not assigned or unallocated	W9Y BCBS Prefix	N/A
Alpha Numeric prefix not assigned or unallocated	W9Z BCBS Prefix	N/A