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