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