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