Martin Greenfield, MD

Martin Greenfield, MD, is board certified in internal medicine and endocrinology and metabolism. He earned his Doctor of Medicine degree from the State University of New York and completed his fellowship at Long Island Jewish Medical Center. Dr. Greenfield currently serves on the governing council of the New York State Medical Society as well as on the legislative committee of the American College of Endocrinology. In the past, he was also president of a couple of local medical groups. Dr. Green