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