Gunj Patel, MD Gunj Patel, MD, is a radiation oncologist with AHN Cancer Institute. He provides patients with comprehensive cancer care for brain tumors, bladder, breast, colorectal, esophageal, gastrointestinal, gynecological, head and neck, liver, and lung cancers, as well as melanoma and sarcoma. He has additional expertise in radiosurgery and stereotactic body radiotherapy. Dr. Patel went to medical school at Albert Einstein College of Medicine in New York City, New York and did his residency at Montefiore Medical Center in New York City, New York. Dr. Patel is board eligible by the American Board of Radiology and is affiliated with the American Society for Therapeutic Radiology and Oncology and The Radiosurgery Society. He sees patients ages 18 and older.