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