Mark Frey, Class of 1989

President and CEO of Alexian Brothers Health System

Mark FreyA 25-year employee of Alexian Brothers Health System, Mark Frey was named the Chief Executive Officer in September 2007 and the President in 2011, becoming the first layperson appointed to such positions in the Health System’s history. He also serves as the Illinois and Senior Ministries Market Leader of Ascension Health, Inc., which acquired Alexian Brothers in 2011. Frey previously served as President and CEO of Alexian Brothers Behavioral Health Hospital, CEO of the Alexian Brothers Rehabilitation Hospital and Vice President of the Alexian Neurosciences Institute. He has been the driving force behind the behavioral health hospital’s growth and rise to prominence since becoming its leader in 1999. Under Frey’s leadership, the hospital pioneered cross-disciplinary alliances with neurologists and neurosurgeons to provide innovative treatments for Alzheimer’s disease, Parkinson’s disease and other movement disorders. Prior to joining Alexian Brothers, Frey was the Chief Executive Officer of Linden Oaks Hospital in Naperville, Illinois.