Mark Derleth, M.D., is a board-certified physician at the Digestive Health Centers at UW Medical Center and Eastside Specialty Center.Dr. Derleth believes that good communication is a crucial part of providing good care to patients. He strives to understand patients’ concerns and expectations so that he can best assist them.Dr. Derleth earned his M.D. at Boston University. He is board certified in both Internal Medicine and Gastroenterology. His clinical and research interests include general gastroenterology, including GERD, dyspepsia and abdominal pain and diarrhea and constipation.