Aetna
Alliance Coal Health Plan
BCBS of IL
CIGNA
Coventry
Equian
Essence Healthcare
Exceedent
First Health
Harmony Health Plan (aka WellCare Health Plans)
Health Alliance Medical Plan (HAMP)
HealthSmart
Humana
Insurance Systems Inc. (through CareValent)
Liberty HealthShare
Longevity Health Plan
Medicare
MultiPlan HealthEOS PHCS
Point Comfort Underwriters
Railroad Medicare
Solidarity Healthshare
Three Rivers Provider Network
TRICARE - Humana Military Healthcare Services
United Health Care (UHC)
United Mine Workers of America (UMWA)
VA Community Care Network (CCN) - through Optum