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