Aetna PPO/EPO/MC/POS/HMO/Stanford
Aetna Stanford Healthcare (second tier)
Brown and Toland HMOs
Blue Cross PPO/POS/HMO (no Covered California)
Blue Shield PPO/POS/HMO/Covered California/Trio/Tandem
CHDP/Regular Medi-Cal
Cigna PPO/HMO/Open Access Plus
Coventry PPO
First Health Network
Fortified Provider Network
GreatWest PPO/HMO/Open Access Plus
Healthnet PPO/HMO
Humana/Choice Care
Interplan
Multiplan/PHCS PPO
National Preferred Provider Network
Private Health Care Cystem (PHCS)
Prudent Buyer PPO
Sutter Select PPO/EPO Plus
United PPO/HMO/Nexus ACO
USA Managed Care Organization PPO