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