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