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