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