Dr. John Nelson, MD, is a dedicated and highly experienced hematologist based in Hawthorne, NY, with over 52 years of experience in the medical field. He graduated from Harvard Medical School, an esteemed institution, in 1971, and has completed multiple residencies in leading healthcare centers. Dr. Nelson specializes in hematology, oncology, and internal medicine, and is affiliated with both Westchester Medical Center and Phelps Memorial Hospital Center at Northwell Health....