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