Unison MedPLUS serves the the following counties: Adams, Allegheny, Armstrong, Beaver, Berks, Blair, Bradford, Butler, Cambria, Carbon, Clarion, Columbia, Crawford, Cumberland, Dauphin, Erie, Fayette, Forest, Franklin, Greene, Indiana, Jefferson, Lackawanna, Lancaster, Lawrence, Lebanon, Lehigh, Luzerne, Mercer,  Monroe, Montour, Northampton, Perry, Pike, Schuylkill, Somerset, Susquehanna, Sullivan, Warren, Washington, Westmoreland, Wyoming and York.

The adultBasic program, brought to you by Unison aB, serves the following counties: Adams, Berks, Cumberland, Dauphin, Franklin, Lancaster, Lebanon, Lehigh, Northampton, Perry and York.