Dr. Patrick M. O’Shaughnessy DO, MBA, FACEP, CHCQM, is president and chief executive officer for Catholic Health.
Dr. O’Shaughnessy has served more than seven years as Catholic Health’s executive vice president and chief medical officer and another four years as executive vice president and chief clinical officer.
Beginning in 2006, Dr. O’Shaughnessy served as assistant director of emergency medicine for Catholic Health’s St. Charles Hospital in Port Jefferson.
Later, he became director of emergency medicine for St. Catherine of Siena, eventually being promoted to chief medical officer for the Smithtown hospital.
Dr. O’Shaughnessy continued on a steady path of growth, assuming system-wide responsibilities, and ultimately being promoted to Catholic Health’s executive vice president and chief clinical officer.
Prior to joining Catholic Health, Dr. O’Shaughnessy held physician and faculty appointments at Beth Israel Medical Center, Albert Einstein College of Medicine, Hackensack University Medical Center, and The Valley Hospital in New Jersey.
He earned his medical degree from New York College of Osteopathic Medicine and has two master’s degrees, one in business administration from Adelphi University, and a second in population health management from Thomas Jefferson University.
Dr. O’Shaughnessy is board certified in emergency medicine and health care quality and management.
