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