Klaus D. Mergener MD, PhD, MBA

Dr. Klaus D. Mergener attended medical school in Frankfurt and Heidelberg, Germany, and at Duke University and Harvard University in the U.S. He completed his MD/PhD-thesis summa cum laude with 2008 Nobel Prize Laureate and molecular virologist Dr. Harald zur Hausen at the German Cancer Research Center in Heidelberg. He then returned to Duke University for his residency in internal medicine and his fellowship training in gastroenterology and interventional endoscopy. He received an MBA from the University of Massachusetts at Amherst. Dr. Mergener's areas of clinical expertise include cancer prevention and biliary and pancreatic diseases. He performs a large variety of general and interventional endoscopic procedures.

Dr. Mergener has served in leadership positions in various hospital and independent practice settings for over 25 years. He is the past president of the American Society for Gastrointestinal Endoscopy (ASGE), the world's leading endoscopic society, one of only 3 foreign-born individuals to have been elected to this coveted leadership position. He is also a past WA State Governor for the American College of Gastroenterology (ACG) and a former member of the board of the Pacific Northwest Gastroenterology Society. Dr. Mergener received "Fellowship" or "Master" recognitions from eight professional GI societies on three continents.