Mark L. Heaney, MD, PhD

Associate Clinical Professor of Medicine
Columbia University Medical Center
New York, New York

Dr. Mark Heaney received his medical degree and PhD from the University of Virginia, Charlottesville. He completed a medical residency and internship at Stony Brook University Medical Center, and a hematology/oncology fellowship at Memorial Sloan-Kettering Cancer Center in New York. After nearly 20 years on the faculty at Memorial Sloan-Kettering Cancer Center, Dr. Heaney joined the faculty of Columbia University Medical Center as an Associate Clinical Professor of Medicine in January, 2013.

Dr. Heaney is board certified in medical oncology, and hematology, and holds memberships in American Society of Hematology, American College of Physicians, and American Society of Clinical Oncology. He provides multidisciplinary care to patients with myeloproliferative diseases including myelofibrosis, polycythemia vera, essential thrombocythemia, and chronic myelogenous leukemia. Dr. Heaney has expertise in rare hematologic malignancies including hairy cell leukemia, large granular lymphocyte leukemia, hypereosinophilic syndromes, mastocytosis and histiocytic diseases, and provides state-of-the-art diagnosis and treatment for these uncommon diseases while working to develop new therapies for them. In addition, he is leading research efforts to develop and test new therapies through clinical trials and is collaborating with researchers to learn more about their underlying mechanisms to provide better treatments. As an active translational investigator, Dr. Heaney has a longstanding interest in growth factors that affect the growth of bone marrow and leukemia cells. More recently, his focus is on metabolic differences between normal and leukemic cells.

Last modified: December 9, 2018