Won K. Cho

Won K. Cho, MD, is chief of Gastroenterology/Hepatology and co-director of the Gastroenterology Fellowship program at MedStar Washington Hospital Center, Washington, DC. He previously was an associate professor of Medicine at Indiana University School of Medicine in Indianapolis and a former chief of Gastroenterology at the Roudebush VA Medical Center, also in Indianapolis.

Dr. Cho has received multiple grants from the National Institutes of Health, the Veterans Administration (VA) and private foundations to conduct research on neuroendocrine peptides in bile secretion and pH regulation, cholestatic liver diseases, cystic fibrosis liver disease, cell volume regulation, alcoholic liver disease and colorectal cancer. During his career, he has served on a number of national and international Gastroenterology and Hepatology society committees, VA committees, Indiana state committees, as well as university committees.

He has served as a reviewer for scholarly publications and professional societies, including Gastroenterology,Hepatology, American Journal of Physiology, Gastrointestinal Endoscopy, Digestive Diseases and Sciences, the Italian Cystic Fibrosis Foundation and the Kentucky Science and Engineering Foundation. He has published more than 30 articles in peer-reviewed journals, such as Proceedings of the National Academy of Science, Gastroenterology, Journal of Biological Chemistry, Journal of Clinical Investigation, American Journal of Physiology, European Journal of Physiology, Journal of Hepatology, Journal of Membrane Biology andDigestive Diseases and Sciences. In addition, he has co-authored chapters on advances in bile physiology and transporter proteins, as well as bile duct secretion and regulation.

Dr. Cho is a fellow of the American Gastroenterological Association and a member of the American College of Gastroenterology, the American Society of Gastrointestinal Endoscopy and the American Association for the Study of Liver Diseases. In addition, he has been a member of the Central Indiana Korean American Medical Association and has served as its general secretary and president. Dr. Cho is board certified in Internal Medicine and Gastroenterology.

He received his medical degree from the University of Pennsylvania School of Medicine in Philadelphia. He completed an internship and residency in Internal Medicine at University Hospital (Boston University) and a fellowship in Gastroenterology/Hepatology at Yale University School of Medicine in New Haven, CT.

Research Interests

Dr. Cho's research interests include

  • Gastroenterology
  • Hepatology
  • Colon cancer screening
  • Colorectal cancer
  • Markers of colorectal polyps and cancer
  • Cholestatic liver diseases
  • Cystic fibrosis
  • Neuropeptides
  • Ion transport and regulation
  • Cytokines
  • Signal transduction
  • Cell volume regulation

Selected Research

Study of Biliary Secretory Pathways in Cystic Fibrosis

Dr. Cho was a principal investigator on this project, funded by NIH and the Cystic Fibrosis Foundation. This project was designed to study alternative biliary secretory pathways in cystic fibrosis.

Lysophosphatidylcholine Isoforms as Clinical Markers of Colorectal Cancer and Polyps

Dr. Cho was a principal investigator on this project, funded by the U.S. Department of Veterans Affairs. This project was designed to develop biomarkers of colorectal cancer and polyps.

Early Identification and Linkage to Care for Persons with Chronic Hepatitis C

Dr. Cho is a co-investigator on this project, sponsored by the Centers for Disease Control and Prevention (CDC). In this project, Dr. Cho and colleagues will use the new CDC guidelines to screen and diagnose hepatitis C patients treated at MedStar Washington Hospital Center.

View Dr. Cho's publications on PubMed

  • Research Areas
  • Other Medical