Henry B.C. Low, M.D.
Following completion of his studies at the School of Medicine, St. John’s University, in Shanghai, China in 1949, Dr. Low completed his extensive postgraduate training in the United States. In 1952, he joined Hartford Hospital’s Medical Staff where he served as a resident in Pathology, followed by a residency in Surgery.  In 1957, Dr. Low trained as a Fellow in Cardiothoracic Surgery at Hahnemann Hospital in Philadelphia, and in 1958 joined the U.S. Army, where he served as a captain in the Medical Corp.  In 1960 he resumed his training in cardiothoracic surgery as a Fellow under Dwight E. Harken, MD, in Boston, and in 1961 returned to Hartford Hospital to start his career as a cardiothoracic surgeon.
Dr. Low is certified by the American Board of Surgery and the American Board of Thoracic Surgery. He is a Fellow of American College of Surgeons. He belongs to numerous surgical and medical societies, locally, nationally and internationally.

Paul L. Preissler, M.D.
Paul Preissler, MD, Chief of Cardiothoracic Surgery at the University of Connecticut Health Center/John Dempsey Hospital in Farmington, is a cardiothoracic surgeon at Saint Mary's Hospital, Waterbury Hospital, Hartford Hospital and John Dempsey Hospital. A graduate of the UConn School of Medicine in Farmington, Dr. Preissler completed a general surgery residency at Hartford Hospital and a thoracic and cardiovascular surgery residency at the Medical College of Wisconsin Affiliated Hospitals. In addition, he is an instructor of thoracic anatomy at the UConn School of Medicine. Board certified in surgery and thoracic surgery, Dr. Preissler is a member of Connecticut Cardiothoracic Surgical Associates, a private practice for cardiothoracic and vascular surgery in Hartford.

Jonathan A. Hammond, M.D.
Jonathan Hammond, Jr., MD, is a cardiothoracic surgeon at Saint Mary's Hospital, Waterbury Hospital, Hartford Hospital and the University of Connecticut Health Center/John Dempsey Hospital in Farmington. He also serves as Surgical Director of the Heart Transplant Program at Hartford Hospital. A graduate of Harvard Medical School in Boston, Dr. Hammond completed a residency in the Hartford Hospital/University of Connecticut Integrated General Surgery Program and a residency in Cardiothoracic Surgery at the Medical College of Wisconsin Affiliated Hospitals. Board certified in surgery and thoracic surgery, he is a member of Connecticut Cardiothoracic Surgical Associates, a private practice for cardiothoracic and vascular surgery in Hartford.

David J. Underhill, M.D.
David Underhill, MD, is a cardiothoracic surgeon at Saint Mary's Hospital, Waterbury Hospital, Hartford Hospital and the University of Connecticut Health Center/John Dempsey Hospital in Farmington. He earned his medical degree at the University of Vermont, completed his general surgery residency at the Tufts-New England Medical Center in Boston, and his thoracic surgery residency at the University of Michigan. Dr. Underhill also was a research fellow in cardiac surgery with the National Heart, Lung and Blood Institute of the National Institute of Health. Board certified in surgery and thoracic surgery, he is a member of Connecticut Cardiothoracic Surgical Associates, a private practice for cardiothoracic and vascular surgery in Hartford.

Daniel S. Fusco, M.D.
Daniel Fusco, MD, is a cardiothoracic surgeon at Saint Mary’s Hospital, Waterbury Hospital, Hartford Hospital and the University of Connecticut Health Center/John Dempsey Hospital in Farmington. A graduate of the UConn School of Medicine in Farmington, Dr. Fusco completed a general surgery residency at Baystate Medical Center in Springfield, Mass., and a thoracic surgery residency at the Medical College of Virginia in Richmond, Va. In addition, he completed a fellowship in heart transplantation and aortic surgery at Yale-New Haven Hospital. Dr. Fusco, a board-certified surgeon, is a member of Connecticut Cardiothoracic Surgical Associates, a private practice for cardiothoracic and vascular surgery in Hartford.