Mark H. Merrill, president and CEO of Winchester, Va.-based Valley Health System, plans to retire next year.
Mr. Merrill has served in the top post at the nonprofit health system since 2009. During his tenure, he led the integration of Valley Health's six hospitals, expansion of ambulatory care sites and the establishment of an alliance with Falls Church, Va.-based Inova Health System.
He also oversaw the successful deployment of the health system's Epic EHR platform in collaboration with Inova and the development of the Valley Health System Cancer Center.
Mr. Merrill has served as a board member and chair of the Virginia Hospital and Healthcare Association.
The health system's board plans to name Mr. Merrill's successor by summer 2020.