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