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