Dr. Ali Siddiqui, MD, is the Director of Endoscopy at Maimonides Medical Center in Brooklyn, NY. He is an experienced interventional endoscopist with a national and international reputation. Dr. Siddiqui has extensive experience in performing very complex interventional endoscopy procedures. He has worked in several large academic hospitals with the rank of professor. He also has over 350 publications on the innovative endoscopic techniques he performs.