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