General Gastroenterology | Division of Gastroenterology | Washington University in St. Louis

Nicholas O. Davidson, MD, DSc
Chief, Division of Gastroenterology

Chien-Huan Chen, MD, PhD
Director, General Gastroenterology

For appointments, call 314-747-2066
Toll free: 1-800-858-3541

Washington University luminal, or general, gastroenterologists provide expert specialty care for motility disorders along the entire gastrointestinal (GI) tract from swallowing to bowel function including disorders of the lumen, or lining of the GI tract and luminal immune disorders such as celiac disease.

Services include treatment for:

Celiac disease
Diverticulitis
Gastrointestinal bleeding

Gastric ulcers
Gastric esophageal reflux disease (GERD)
Hereditary Hemorrhagic Telangiectasis (HHT)

Providers

Nicholas O. Davidson, MD, DSc, GI Division Chief
C. Prakash Gyawali, MD, MRCP
Elizabeth Blaney, MD
Michael Bennett, MD
Osama Altayar, MD
Charlene M. Prather, MD, MPH
Kathleen Pyatek, PA-C
Angela Gieseler, PA-C, MMS
Nichole Lewis, MMS, PA-C

Chien-Huan Chen, MD, PhD
Elizabeth Huebner, MD
Rodney Newberry, MD
Jose Saenz, MD, PhD
Sandeep Tripathy, MD
Jean Wang, MD, PhD
Devika Kapuria, MD
Richa Bhardwaj, MD
Surachai Amornsawadwattana, MD
Jeffrey W. Brown, MD, PhD

Gastroenterology Psychology

Christopher R Berghoff, PhD, for appointments please call 314-286-1700