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