Patients rated him highly, giving him an average of 4.0 stars out of 5. These areas are among his clinical interests: esophagogastroduodenoscopy (EGD), colon cancer, and inflammatory bowel disease. Dr. Katzman is an in-network provider for several insurance carriers, including Blue Cross/Blue Shield, Empire BlueCross BlueShield, and Viant. He attended medical school at New York University (NYU) School of Medicine. He completed his residency training at NYU Langone Medical Center. Dr. Katzman's professional affiliations include Lenox Hill Hospital, St. Joseph's Wayne Hospital, and NYU Langone. Dr. Katzman welcomes new patients.