Anthem

Blue Cross

Blue Cross & Blue Shield of Alabama

Blue Cross Blue Shield

of

Arizona

Arkansas Blue Cross & Blue Shield

Blue Shield

of

California

Florida

Blue

Blue Cross Blue Shield

of

Georgia

HMSA

Blue Cross & Blue Shield

of

Hawaii

Blue Cross & Blue Shield

HCSC

Illinois

Blue Cross & Blue Shield

of

Kansas

Blue Cross & Blue Shield

of

Kansas City

Missouri

Blue Cross & Blue Shield

of Massachusetts

Blue Cross & Blue Shield

of

Michigan

Blue Cross & Blue Shield

of

Minnesota

Blue Cross & Blue Shield

of

Mississippi

Blue Cross & Blue Shield

HCSC

Montana

BlueCross BlueShield

of

Western

New York

BlueShield

of

Northeastern New York

Blue Cross

Blue Shield

of

North Carolina

Blue Cross

Blue Shield

of

North Dakota

Blue Cross & Blue Shield

of

South Carolina

BlueCross BlueShield

of

Tennessee

Blue Cross

Blue Shield

Federal Employee Program

CareFirst BlueCross BlueShield

Capital BlueCross

Empire

Blue Cross

Blue Shield

Excellus BlueCross BlueShield

Health Advantage

Highmark Blue Cross Blue Shield Delaware

Highmark Blue Cross Blue Shield Pennsylvania

Highmark

Blue Cross

Blue Shield West Virginia

Horizon Blue Cross & Blue Shield of

New Jersey

Premera

Blue Cross

Wellmark

Iowa