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