Glenn S. Hamroff, MD, FACC

Bonnie Y. Chien, MD, is a board-certified orthopedic surgeon specializing in foot and ankle disorders, providing expert care for conditions such as Achilles tendon injuries, ankle sprains, flat feet, and diabetic foot care. As an assistant professor at Columbia University and an attending physician at NewYork-Presbyterian Hospital, Dr. Chien is committed to utilizing her extensive training and experience to offer patients effective treatment options, including minimally invasive surgery. Dr. Chien completed her medical education at Stanford University School of Medicine and pursued further training through a fellowship at Mercy Medical Center Institute for Foot and Ankle Reconstruction. Her affiliations with several NewYork-Presbyterian facilities highlight her dedication to advancing orthopedic care and enhancing patient outcomes in the community. Generated from the website

Mariam El-Ashmawy, MD PhD is a medical oncologist andtranslational scientist with specialization in the treatment of advanced skincancer and ocular melanoma. Her research investigates the complex geneticlandscape of cancer in order to develop new therapies. In the laboratory, her work has been dedicated to understanding the complex genomic landscape of cancer and developing novel targeted therapeutic strategies. Her ongoing projects include testing novel RAS pathway inhibitors in preclinical models of gastric and esophageal cancer as well as a first-in-human clinical trials for patients with NRAS mutant melanoma.

Dr. Marco R. Di Tullio is Professor of Clinical Medicine at the Columbia University College of Physicians and Surgeons. He is the Associate Director of the Cardiovascular Ultrasound Laboratories at Columbia-Presbyterian Medical Center, and an Attending Cardiologist at the New York Presbyterian Hospital. Dr. Di Tullio obtained his medical degree cum laude from the University of Milano, Italy. After completing his training in internal medicine and cardiology at the University Hospital of Milano and then working as an attending cardiologist at the Niguarda General Hospital in the same city, he moved to Columbia University in 1990, completing a post-doctoral fellowship in echocardiography and then joining the faculty in 1992. Dr. Di Tullio is a member of the Advisory Council of the National Stroke Association, and serves on the Data Safety and Monitoring Board for two major NIH-funded clinical trials in acute stroke. He is the author of more than 300 peer-reviewed articles, book chapters, reviews and abstracts, and is a reviewer for many cardiological and neurological journals.