Leadership at Jefferson Hospital

Jefferson Hospital has served Pittsburgh’s South Hills and Mon Valley communities since the 1970s. Today, Jefferson provides access to obstetrical care, cardiovascular surgery, cancer care, neurosurgery, diabetes care, orthopaedics surgery, and many other advanced specialties.

Jefferson Leadership Team

Chong Park, MD
President, Jefferson Hospital

Chong Park, MD, FACS, has served as the president of Jefferson Hospital, as well as Canonsburg Hospital, since June 2020. A practicing cardiothoracic surgeon, Dr. Park has also served as Jefferson’s chief medical officer, and before that he held numerous hospital medical staff committee positions, including chair of the Department of Surgery and medical director of the Cardiovascular Institute at Jefferson.

Dr. Park received a Bachelor of Arts degree from Washington and Jefferson College, his graduate degree from the University of Pittsburgh School of Medicine, and his medical degree from Hahnemann University School of Medicine in Philadelphia. He completed his post-graduate residencies at Brown University (general surgery), and at Allegheny General Hospital (cardiothoracic surgery).

Dr. Park is certified by the American Board of Thoracic Surgery and International Society of Endovascular Specialists, is a Fellow of the American College of Surgeons and Society of Thoracic Surgeons, and a Diplomat on the National Board of Medical Examiners. He is a member of the Allegheny County Medical Association, Pennsylvania Association for Thoracic Surgery and Pennsylvania Medical Society.

Under Dr. Park’s leadership, Jefferson Hospital has achieved national acclaim for its excellent outcomes and quality initiatives, including its exceptional care for cardiovascular and thoracic patients. The Cardiac Surgical Program has achieved the highest 3-Star Ratings from the Society of Thoracic Surgeons for its excellence in caring for its complex cardiac surgical patients.

Most recently, Jefferson Hospital achieved Magnet recognition status, reflecting its nursing professionalism, teamwork and superiority in patient care; only 9% of hospitals nationwide achieve nursing Magnet status.

Kelly Kassab
Chief Operating Officer, Jefferson Hospital

Kelly Kassab is the Chief Operating Officer of Jefferson Hospital. Ms. Kassab Kelly is responsible for the operational performance of Jefferson Hospital, which employs more than 500 physicians, plus clinical and support staff of more than 1,000.

Kelly joined the AHN in 2016, initially serving as the vice president of operation for the Physician Services. Prior to joining AHN, Kelly served in a variety of operational management positions at UPMC, including a role as vice president of operations for the UPMC Cancer Center.

She is a graduate of UNC Charlotte with a BS in Business Administration, and received a master’s in Healthcare Administration from the Chapel Hill School of Public Health. Kelly is also a graduate of Leadership Development Initiative of Leadership Pittsburgh.

She currently sits on the board of LifeSpan, Inc., a non-profit agency providing critical support and services for residents of Allegheny County ages 60 and over.

Mark P. Gannon, MD
Chief Medical Officer, Jefferson Hospital

Mark Gannon, MD, is the Chief Medical Officer for Jefferson Hospital and a practicing general surgeon.

As the hospital’s chief medical officer, Dr. Gannon leads Jefferson’s medical staff and clinical operations to ensure the highest standards of patient care and safety across the hospital and its affiliated sites in the South Hills of Pittsburgh, lower Mon Valley, and surrounding areas.

Dr. Gannon joined the staff of Jefferson Hospital is 1993 as a general surgeon.  He has held numerous clinical leadership positions, including past roles as the hospital’s Chief of Surgery and as the Director of Jefferson’s Comprehensive Breast Program, a role he still maintains.

As the hospital’s lead breast surgeon, Dr. Gannon has played a central role in developing the program’s clinical protocols and coordinating its team of surgical and medical oncologists, nurses, genetic counselors and patient navigators.

A member of AHN’s Jefferson Hills Surgical Specialists, Dr. Gannon earned his undergraduate degree at the University of Notre Dame and his medical degree from the University of Pittsburgh. He completed his surgical residency at Geisinger Medical Center.

Dr. Gannon is a member of numerous scientific and professional organizations, including the Pennsylvania Medical Society, the Allegheny County Medical Society and the American Society of Breast Surgeons. He also is a fellow of the American College of Surgeons and sits on the Jefferson Regional Foundation’s Board of Directors.

Joy M. Peters, DNP
Chief Nursing Officer, Jefferson Hospital

Joy Peters (DNP, RN, MSN, MBA, NEA-BC) serves as the chief nursing officer two AHN hospitals, Jefferson and Canonsburg. Prior to her appointment to the CNO role, she served as the associate nurse executive at Jefferson, among several other nursing leadership roles.

Dr. Peters received her diploma in nursing from the Western Pennsylvania Hospital School of Nursing and a Bachelor of Science in Nursing from Penn State University. She earned a dual Master of Nursing and Master of Business Administration from the University of Pittsburgh, and received her Doctorate of Nursing Practice from Carlow University.

She is published in professional journals such as Nursing and Nursing Science Quarterly, and she is certified as a Nurse Executive (advanced) through the American Nurses Credentialing Center. Dr. Peters is also an adjunct professor at Georgetown University in Washington, D.C., within the university’s nursing doctorate and BSN-to-DNP program.

Professional and personally active, Dr. Peters is a member of the Southwest Pennsylvania Organization of Nurse Leaders, the Pennsylvania Organization of Nurse Leaders, and the American Organization for Nursing Leadership.