| 1199SEIU in Anaheim, CA | AMERIGROUP in Anaheim, CA |
| APS Healthcare in Anaheim, CA | Aetna in Anaheim, CA |
| Alliance in Anaheim, CA | AmeriHealth in Anaheim, CA |
| American Behavioral in Anaheim, CA | Beech Street in Anaheim, CA |
| Behavioral Health Systems in Anaheim, CA | BlueCross and/or BlueShield in Anaheim, CA |
| CCN in Anaheim, CA | CHIPA/College Health in Anaheim, CA |
| Cascade Health in Anaheim, CA | Ceridian in Anaheim, CA |
| ChoiceCare in Anaheim, CA | Cigna in Anaheim, CA |
| ComPsych in Anaheim, CA | Corphealth in Anaheim, CA |
| Coventry in Anaheim, CA | First Choice Health in Anaheim, CA |
| First Health in Anaheim, CA | GHI/Group Health Incorporated in Anaheim, CA |
| Great-West in Anaheim, CA | Guardian in Anaheim, CA |
| HFN in Anaheim, CA | HIP/Health Plan of New York in Anaheim, CA |
| Harvard Pilgrim Health Care in Anaheim, CA | Health Net in Anaheim, CA |
| Holman Group in Anaheim, CA | Horizon Healthcare in Anaheim, CA |
| Humana in Anaheim, CA | Integrated Health Plan in Anaheim, CA |
| Interplan in Anaheim, CA | Kaiser in Anaheim, CA |
| LifeWise in Anaheim, CA | MAMSI in Anaheim, CA |
| MHN/Managed Health Network in Anaheim, CA | Magellan Behavioral Health in Anaheim, CA |
| MagnaCare in Anaheim, CA | Medica in Anaheim, CA |
| Medicaid in Anaheim, CA | Medical Mutual in Anaheim, CA |
| Medicare in Anaheim, CA | Multiplan in Anaheim, CA |
| NCPPO in Anaheim, CA | ODS in Anaheim, CA |
| Oxford in Anaheim, CA | PHCS/Private Health Care Systems in Anaheim, CA |
| PPOM in Anaheim, CA | PacifiCare in Anaheim, CA |
| PacificSource in Anaheim, CA | PreferredOne in Anaheim, CA |
| Providence in Anaheim, CA | Sloans Lake in Anaheim, CA |
| TRICARE in Anaheim, CA | TriWest0127 in Anaheim, CA |
| Tufts in Anaheim, CA | UniCare in Anaheim, CA |
| Uniform in Anaheim, CA | United in Anaheim, CA |
| VMC in Anaheim, CA | ValueOptions in Anaheim, CA |
| WellPoint in Anaheim, CA |