To make an appointment, call 314-747-2066. 

Pediatric appointments, call 314-454-6173.

Washington University gastroenterology (GI) specialists have expertise in a comprehensive range of GI diseases of the upper tract—like the esophagus, stomach and small intestines (duodenum); the lower GI tract—like the large intestine, colon and rectum; and the hepatobiliary system—such as the liver, gall bladder, biliary tract and pancreas.

Our specialists work closely with Washington University gastrointestinal, transplant and colorectal surgeons to offer a full-range of treatment:

Siyan Cao, MD, PhD

Gastroenterology

Locations:
Center for Advanced Medicine Endoscopy Center

Rebecca Lyn Carpenter, MSN, RN, ANP-BC

Gastroenterology

Locations:
Barnes-Jewish Hospital

Pooja Chandiramani, PA-C, MPH, MBBS

Gastroenterology
General Gastroenterology

Locations:
Center for Advanced Medicine

ZeNan Chang, MD, PhD

ZeNan Chang, MD, PhD

Gastroenterology

Locations:
Center for Advanced Medicine Gastrointestinal Center

Chien-Huan Chen

Chien-Huan Chen, MD, PhD

Gastroenterology
Inflammatory Bowel Disease

Locations:
Barnes-Jewish West County Hospital – Medical Office Building 1
Center for Advanced Medicine Gastrointestinal Center

Emily Cherry, APRN, AGPCNP-C

Gastroenterology
Liver Health (Hepatology)

Locations:
Barnes-Jewish West County Hospital – Medical Office Building 4
Center for Advanced Medicine – South County
Center for Advanced Medicine

Matthew A. Ciorba, MD

Gastroenterology
Inflammatory Bowel Disease

Locations:
Barnes-Jewish West County Hospital – Medical Office Building 4
Barnes-Jewish West County Hospital

Jeffrey S. Crippin

Jeffrey S. Crippin, MD

Gastroenterology
Liver Health (Hepatology)

Locations:
Barnes-Jewish West County Hospital – Medical Office Building 4
Center for Advanced Medicine Gastrointestinal Center

Koushik K. Das

Koushik K. Das, MD

Gastroenterology
Interventional Endoscopy

Locations:
Barnes-Jewish West County Hospital
Barnes-Jewish West County Hospital – Medical Office Building 4
Barnes-Jewish Hospital
Missouri Baptist Medical Center

Nicholas O. Davidson

Nicholas O. Davidson, MD, DSc

Gastroenterology

Locations:
Center for Advanced Medicine Gastrointestinal Center