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