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