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