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