1199SEIU
AARP
Aetna
Anthem Blue Cross
Anthem Blue Cross Blue Shield
Arkansas Blue Cross Blue Shield
Beech Street
Blue Cross Blue Shield
Blue Cross Blue Shield of Arizona
Blue Cross Blue Shield of Georgia
Blue Cross Blue Shield of Illinois
Blue Cross Blue Shield of Kansas
Blue Cross Blue Shield of Kansas City
Blue Cross Blue Shield of Louisiana
Blue Cross Blue Shield of Massachusetts
Blue Cross Blue Shield of Michigan
Blue Cross Blue Shield of Minnesota
Blue Cross Blue Shield of Nebraska
Blue Cross Blue Shield of New Mexico
Blue Cross Blue Shield of North Carolina
Blue Cross Blue Shield of Rhode Island
Blue Cross Blue Shield of South Carolina
Blue Cross Blue Shield of Texas
Blue Cross Blue Shield of Vermont
Blue Cross Blue Shield of Wyoming
Blue Cross of Idaho
Blue Cross of Northeastern Pennsylvania
Blue Shield of California
Blue Shield of Northeastern New York
CBA Blue
Capital Blue Cross
CareFirst Blue Cross Blue Shield
Caterpillar
Cigna
ConnectiCare
Consolidated Health Plans
Elderplan
EmblemHealth
EmblemHealth (formerly known as GHI)
EmblemHealth (formerly known as HIP)
Empire Blue Cross Blue Shield
Empire Plan
Florida Blue: Blue Cross Blue Shield of Florida
GWH-Cigna (formerly Great West Healthcare)
GeoBlue
Health Net
Highmark Blue Cross Blue Shield
Highmark Blue Cross Blue Shield of Delaware
Highmark Blue Shield
Horizon Blue Cross Blue Shield of New Jersey
Humana
Independence Blue Cross
Medicare
Multiplan PHCS
Oxford (UnitedHealthcare)
POMCO
Premera Blue Cross
Regence Blue Cross Blue Shield
Triple-S Salud: Blue Cross Blue Shield of Puerto Rico
UniCare
UnitedHealthOne
UnitedHealthcare
UnitedHealthcare Oxford
Wellmark Blue Cross Blue Shield