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