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