Dr. Joel Loewenstein, MD is a gastroenterologist in Long Beach, NY and has over 52 years of experience in the medical field. Dr. Loewenstein has extensive experience in Pancreatic Disease. He graduated from State University of New York Downstate Health Sciences University College of Medicine in 1971. He is affiliated with medical facilities such as Mount Sinai South Nassau and Crozer-Chester Medical Center. He is accepting new patients and telehealth appointments.