Samuel Joseph Boas, M.D.

Physiatrist-in-Chief and Chairman Dr. Stein obtained his undergraduate degree from Columbia University, and his MD from the Albert Einstein College of Medicine. He completed a residency in Internal Medicine at Montefiore Hospital in the Bronx, followed by a residency in Physical Medicine and Rehabilitation at NewYork-Presbyterian Hospital. Dr. Stein was a member of the medical staff at Spaulding Rehabilitation Hospital in Boston for 16 years, where he served as Chief Medical Officer from 2000 onward, and was the medical director of the stroke rehabilitation program. He also served as a member of the faculty at Harvard Medical School. In September 2008, Dr. Stein was appointed Physiatrist-in-Chief at NewYork-Presbyterian Hospital, as well as Professor and Chair of the Department of Rehabilitation Medicine at the Columbia University College of Physicians and Surgeons, and as Professor and Chairman of the Department of Rehabilitation Medicine at Weill Cornell Medical College. Dr. Stein’s clinical and research interests are in the area of stroke rehabilitation. He has had a particular focus on the use of exercise as a treatment, and on the use of robotic and other technologies to facilitate recovery of motor function after stroke. He has authored or coauthored two books on stroke recovery and rehabilitation for stroke survivors and their families, and edited a multi-authored medical textbook on this subject entitled “Stroke Recovery and Rehabilitation.”

Dr. Deyin Hsing is an Assistant Professor in the Division of Pediatric Critical Care Medicine at Weill Cornell Medicine and an Assistant Attending Pediatrician at NewYork-Presbyterian Hospital. She received her undergraduate degree (BA) from St. Olaf College in Northfield, Minnesota and her medical degree (MD) from the University Of Iowa College Of Medicine in Iowa City, Iowa.She completed her Pediatric residency training at the University of California, Irvine. She remained on the West Coast for her fellowship training in Pediatric Critical Care at the University of California, Los Angeles, where she was also a member of the UCLA Critical Care Transport team. She joined the the PCCM division immediately following her fellowship. She was the Medical Director of the PICU at New York Queens Hospital (now NewYork-Presbyterian/Queens) from 2009-2012. Her research during fellowship involved in the study of adrenal insufficiency in pediatric patients following cardiopulmonary bypass. Her clinical interests include the delivery of critical care to pediatric cardiac patients and is an active member of the Cardiothoracic Surgery Education and Quality Committee. She has additional interest in the delivery of critical care to pediatric cardiac patients in developing countries and has served as a medical volunteer on many of the medical mission trips sponsored by the International Children's Heart Foundation. Dr. Hsing's current research interests include management of acute respiratory insufficiency/failure in pediatric patients as well as the utilization of new serum biomarkers in patients with sepsis to predict clinical course.