He completed both his residency in pediatrics (2008) and fellowship in pediatric gastroenterology and nutrition (2011) at MassGeneral Hospital for Children. Dr. Kaplan's clinical interests include inflammatory bowel diseases (IBD) and other immune-mediated and general gastrointestinal disorders. He sees patients in the IBD Program at MGHfC/MGH West and at Newton Wellesley Hospital. He is the clinical director of the Pediatric IBD Program and director of IBD Clinical trials at MGHfC, where he conducts clinical and translational research and quality improvement initiatives. He is also the clinical lead of the nutritional therapy in IBD and fecal microbiota transplantation programs at MGHfC.