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