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