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