Michael J Rasiej, MD

Giora Weisz, MD, is an Associate Professor of Medicine at Columbia University Irving Medical Center and serves as the Director of the Cardiac Catheterization Laboratories at NewYork-Presbyterian Hudson Valley Hospital. He graduated from the Hebrew University-Hadassah Medical School in Jerusalem, Israel, and completed his residency in internal medicine and cardiology fellowship at the Carmel Medical Center in Haifa, Israel. Dr. Weisz finished his interventional cardiology training at Lenox Hill Hospital in New York.As an interventional cardiologist, Dr. Weisz focuses on current and innovative technologies. His expertise includes novel robotic-enhanced coronary interventions, with a special emphasis on navigation and positioning technologies. He also has a keen interest in the management of incomplete revascularization, novel intravascular imaging, and strategies for preventing contrast-induced nephropathy.

Dr. Zohaib Ahmad is a board-certified radiologist with specialty expertise in musculoskeletal imaging. He an assistant professor of radiology at Columbia University Vagelos College of Physicians and Surgeons (VP&S) and an attending radiologist at NewYork-Presbyterian Hospital. Dr. Ahmad is experienced in many aspects of musculoskeletal imaging, including sports injury, soft tissue and bone tumors, spinal imaging, and peripheral nerve imaging, as well as musculoskeletal interventions such as joint injections/aspirations and soft tissue and bone tumor biopsy. After completing medical school at Drexel University College of Medicine, Dr. Ahmad went on to complete his residency in diagnostic radiology at Boston University Medical Center. He then completed a fellowship in musculoskeletal radiology at Johns Hopkins University. Dr. Ahmad serves as the associate director of medical student education for the Department of Radiology at VP&S. He is a member of the Radiological Society of North America, the American Roentgen Ray Society, and the American College of Radiology.