- Aetna
- Amerihealth
- Anthem
- Assurity Life
- Banner Life
- Capital Blue Cross
- Central States Indemnity
- Cigna
- Cigna HealthSpring
- Coventry
- Delta Dental
- Envision Rx
- First Health
- Gateway
- Geisinger
- Genworth
- Gerber Life
- Guarantee Trust Life (GTL)
- Guardian Life
- Health Partners
- Highmark
- Horizon BCBS
- Humana
- Independence Blue Cross
- Johns Hopkins
- KSKJ Life
- Manhattan life
- Medico
- MetLife
- Mutual of Omaha
- North American Company
- SilverScript
- TransAmerica
- U Maryland
- United American
- United Concordia
- UNUM
- Vision Benefits of America
- VSP
- Wellcare