Our People

Leonard Weinstock, MD, FACG

Leonard Weinstock, MD, FACG

Dr. Leonard B. Weinstock is board certified in gastroenterology and internal medicine. He is president of Specialists in Gastroenterology and the Advanced Endoscopy Center. He teaches at Barnes-Jewish Hospital and is an associate professor of Clinical Medicine and Surgery at Washington University School of Medicine. He is a primary investigator at the Sundance Research Center. Dr. Weinstock received his undergraduate degree from the University of Vermont and his medical degree from the University of Rochester School of Medicine. He completed his postgraduate training and was chief resident in Internal Medicine at Rochester General Hospital. His gastroenterology fellowship was performed at Washington University School of Medicine.

Dr. Weinstock is an active lecturer and has published more than 80 articles, abstracts, editorials, and book chapters. He is currently researching the role and treatment of small intestine bacterial overgrowth in restless legs syndrome, irritable bowel syndrome, and rosacea. Dr. Weinstock has expertise with low dose naltrexone (LDN) in multiple inflammatory and autoimmune conditions. He is very interested in colon cancer prevention and has expertise in colon cancer screening and advanced polypectomy techniques. Further information is available at www.gidoctor.net.