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