Aetna
Blue Cross Blue Shield (no HMO)
Champ VA
Cigna (includes Healthspring & Bravo)
Health Texas
Humana (except for Humana Gold)
Health Payors Organization
HealthSmart Preferred Care
Independent Medical Systems
Medicare
Medicare (Railroad)
Multiplan & Private Healthcare Systems (PHCS)
Oscar Insurance Health Plan
PHCS Savility PPO
Three Rivers Provider Network
Tricare
United Healthcare (includes AARP Medicare, Care Improvement Plus, & UMR)
USA Managed Care Organization
WellMed
Multiplan