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