After completing medical school at New York College of Osteopathic Medicine, he performed his residency at Maimonides Medical Center. These areas are among Dr. Gitelis's clinical interests: diabetes, arrhythmias (irregular heartbeats), and holter monitoring. He honors Amerigroup, Blue Cross/Blue Shield, and Empire BlueCross BlueShield, as well as other insurance carriers. Dr. Gitelis has received the following distinction: New York Rising Stars. He is professionally affiliated with Maimonides Medical Center.