Alfonso Antonio M.D. 100 Amity St, Brooklyn, NY11201 Dr. Alfonso Antonio's office is located directly across the street from the Long Island College Hospital, in the…More historical landmarked Pohlhemus Memorial Clinic building. He specializes in surgical oncology and head and neck surgery. He presently is the Chair of the Surgery Department at both the Long Island College Hospital and SUNY Downstate Medical Center and was recently promoted to the rank of Distinguished Teaching Professor of Surgery. Besides his many published scientific papers, Dr. Alfonso has co-authored the textbook "The Practice of Cancer Surgery."