Dr. David Lessen is board certified in Hematology and Medical Oncology. He is a graduate of the University of Virginia where he completed his undergraduate studies and went on to receive his M.D. degree from the Sackler School of Medicine at Tel Aviv University in Israel.He completed his Internship and Residency in Internal Medicine at the Lenox Hill Hospital in Manhattan where he also served as Chief Medical Resident. Dr. Lessen additionally completed his fellowship in Hematology and Medical Oncology at Lenox Hill. Dr. Lessen currently serves as the Chairman of the Department of Medicine at Broward Health North Medical Center and is the hospital’s first Director of Physician-Patient Experience. Dr. Lessen is a Fellow of the American College of Physicians.