Naga Chalasani MD, FAASLD

Dr. Naga P. Chalasani, MD, completed medical school in India before he moved to the U.S. to pursue an Internal Medicine residency at Emory University in Atlanta, followed by a fellowship in Gastroenterology and Hepatology at the same institution. He joined IU in 1997 as an Assistant Professor in the Division of Gastroenterology and Hepatology.

Dr. Chalasani is currently the David W. Crabb Professor of Gastroenterology and Hepatology and Adjunct Professor of Anatomy, Cell Biology & Physiology, and Director of the Terance Kahn Liver Research Program at Indiana University School of Medicine. He previously served as the GI Division Chief (2007-2020), Associate Dean for Clinical Research (2017-2020), interim Chair of the Department of Medicine (2020-2021), and Vice President for Academic Affairs at Indiana University Health (2022-2024). He is a highly regarded clinician and has been ranked as a Top Doctor continuously for over 15 years. He has been continuously funded by the National Institutes of Health (NIH) since 1999 and is currently the PI on several U01 and R01 awards from the NIH.

Dr. Chalasani is considered an authority in the fields of Non-Alcoholic Fatty Liver Disease (NAFLD) and Drug-Induced Liver Injury (DILI), two highly significant public health problems. He is one of the most published and most cited investigators at Indiana University, with a Google Scholar H-Index of 120 and 75,000 citations (as of Feb 2025). He is an elected member of the American Society of Clinical Investigation (ASCI), the American Association of Physicians (AAP), and the National Academy of Medical Sciences – India (2024). He has mentored over 75 undergraduate and graduate students, medical students, sub-specialty trainees, and junior faculty. Twenty of his mentees are recipients of federal funding (K award, U01, R21, R01, DOD, and VA Merit Review). To honor his contributions and mentorship, the Naga P Chalasani Endowed Professor in Gastroenterology and Hepatology was established at Indiana University School of Medicine in October 2022.