Kevin McGeachy, who has held several administrative positions at Northwell Health’s community and academic teaching hospitals, has joined Mather Hospital as senior vice president for administration.

Previously, Mr. McGeachy served as senior vice president of strategic alliances for Northwell, exploring new strategic alliances, affiliations and partnerships with other local and national health care providers. Under his leadership, Northwell created a strategic clinical affiliation with Western Connecticut Health Network, which is now known as Nuvance Health.

Since joining Northwell in 1998, he has held several senior operations roles. As deputy executive director and then executive director of Cohen Children’s Medical Center, he helped establish Cohen as the premier children’s hospital in the New York metro area. In addition to managing a major expansion project that included a dedicated pediatric emergency room, pediatric perioperative suite, 25-bed intensive care unit and 25-bed medical/surgical unit, Mr. McGeachy was also instrumental in leading the development of the pediatric kidney transplant and pediatric trauma programs.

He also served as associate executive director and Long Island Jewish Forest Hills, LIJ Medical Center and North Shore University Hospital, where he was responsible for a variety of clinical and ancillary support departments as well as major facility construction projects.

Before joining Northwell, Mr. McGeachy served as the director of health policy for Nassau-Suffolk Hospital Council, Inc., an advocacy group representing hospitals on Long Island. He began his career in health care at the Mount Sinai Medical Center, holding various positions within the Division of Ambulatory Care.

Mr. McGeachy is a fellow of the American College of Healthcare Executives. He received an MBA from Baruch College/Mount Sinai School of Medicine and a bachelor’s degree in health administration from the Medical College of Virginia/Virginia Commonwealth University.

He lives with his wife and three children in East Setauket.