Guy W. Neff, MD, MBA


Director of Research

Dr. Neff received his medical degree from Northeastern Ohio Universities College of Medicine in Rootstown, Ohio. He trained in Gastroenterology and Hepatology at Louisiana State University at Shreveport in Shreveport, Louisiana, and advanced endoscopy, Hepatology, and Transplant Hepatology at the University of Miami. Dr. Neff then served on the faculty as an Assistant Professor of Medicine at University of Miami. He then transferred to the University of Cincinnati as an Associate Professor of Medicine and Medical Director for Liver Transplantation. Dr. Neff then transferred to Tampa Florida at Life-Link to become Chief of Hepatology and Medical Director of Liver Transplantation. Dr. Neff then served as the United States Medical Director for AbbVie Pharmaceuticals.

Dr. Neff’s present role is the Director of Research for Florida Digestive Health Specialists.

Dr. Neff has served as the primary investigator for numerous clinical trials. His research interests include sarcopenia, portal hypertension, medical economics, fulminant hepatic failure treated with an extracorporeal liver assist device, and liver transplantation in patients with hepatitis C virus recurrence. He has lectured extensively both nationally and internationally.

Dr. Neff is active in many professional medical societies, including the American Liver Foundation, for which he was on the Board of Directors. He is a member of the International Liver Transplant Society, the American Association for the Study of Liver Diseases, and the American College of Gastroenterology.

Dr. Neff has authored over 150 publications and more than 250 abstracts. His work has been published in numerous journals, including the American Journal of Gastroenterology, Clinical Transplantation, Liver Transplantation, and Transplantation Proceedings. He is on the review board for Alimentary Pharmacology and Gastroenterology and Hepatology.