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