Louis J. Cohen MD

Louis J. Cohen, MD, is an Associate Professor and practicing gastroenterologist in the Department of Medicine, Division of Gastroenterology. He is board-certified in Internal Medicine and Gastroenterology. His clinical interests focus on patients with inflammatory bowel disease and other inflammatory disorders of the bowel. He is a scientific advisor to the Hermansky Pudlak Syndrome Network to aid in the clinical care of patients with Hermansky Pudlak Syndrome throughout the US. 

In addition to his medical degree, Dr. Cohen has a Master's in Translation Research from The Rockefeller University in New York City, where he studied in the laboratory of Dr. Sean Brady. Dr. Cohen is an NIH-funded researcher whose basic science focus is on host-microbial interactions. His current clinical research trials can be found at and include a trial on the use of autologous stem cell transplant for the treatment of Crohn’s disease. His research has been published in a multitude of peer-reviewed journals and books, and he is an internally and nationally invited lecturer and presenter.