Dr. Elan Witkowski is a surgeon in Boston, Massachusetts. He practices at Massachusetts General Hospital and holds a faculty appointment at Harvard Medical School. He specializes in minimally invasive GI surgery, and performs health services research. His clinical interests include bariatric and metabolic surgery, complex foregut surgery (paraesophageal hernia repair, GERD, achalasia, etc.), abdominal wall reconstruction (hernia surgery), and revisional surgery.