Gut Club


Andrew Keaveny, M.D.

Andrew P. Keaveny, M.D., is a transplant hepatologist and the medical director of the Mayo Clinic Florida Liver Transplant program. Dr. Keaveny is active in clinical research, focusing on novel therapies in portal hypertension, complications of cirrhosis and outcomes after liver transplantation. He has written numerous articles in peer-reviewed journals, edited a book on complications of cirrhosis and is on several editorial boards. He is a member of the major professional societies that focus on liver disease and has served on several committees of the American Association for the Study of Liver Diseases.

Bharat Misra, M.D.

Dr. Misra is consultant at Borland Groover Clinic. His practice includes the full spectrum of endoscopy both inpatient and outpatient, diagnostic and therapeutic. He is interested in new and cutting-edge treatments like fecal microbiota transplantation (FMT) for c. difficile colitis. Dr. Misra is actively involved with the Borland Groover Research Center and has been the principal investigator and sub investigator in multiple clinical trials.

Francis (Frank) A. Farraye, M.D., M.S.

Dr. Farraye is a Senior Associate Consultant in the Section of Gastroenterology and Hepatology at the Mayo Clinic in Jacksonville Florida where he directs the Inflammatory Bowel Disease Center. He is a Professor of Medicine at the Mayo Clinic Alix School of Medicine. Dr. Farraye's clinical interests are in the care of patients with inflammatory bowel disease. He is currently investigating C. difficile infection in IBD patients, stigma in IBD patients, hepatitis B and shingles vaccination efficacy in patients with IBD.

Jami Kinnucan, M.D.

Jami Kinnucan, M.D. is a Senior Associate Consultant in the Division of Gastroenterology and Hepatology at the Mayo Clinic in Jacksonville, FL. She received her undergraduate degree from the University of Wisconsin and then went on to get her medical degree from the University of Chicago. She completed internship and residency training at Northwestern University and completed her Gastroenterology fellowship training at the University of Chicago. She has been a practicing Gastroenterologist and Inflammatory Bowel Disease (IBD) Specialist for 7 years. Prior to joining the Mayo Clinic she was an Assistant Professor of Medicine in the Division of Gastroenterology and Hepatology at Michigan Medicine, University of Michigan. She is a fellow of the American College of Gastroenterology (ACG) and an active member of the American Gastroenterological Association (AGA), American Society for Gastrointestinal Endoscopy (ASGE) and Crohn’s and Colitis Foundation. Dr. Kinnucan served as the past chair of National Scientific Advisory Committee Patient Education Committee and is the current Co-Chair of the Women in IBD Task Force. She serves on the Women’s Committee for the ACG and she founded and chaired the Women in GI Committee at the University of Michigan. In 2020 she reformed the Michigan Gastroenterology Society and currently serves as the society Chair as well as the ACG Michigan Governor.

Dr. Kinnucan has special interest in both patient and provider education. She was Director of IBD Education at the University of Michigan and served as the Associate Program Director for the Gastroenterology Fellowship. She has won numerous teaching awards including the Fellows Best IBD Educator Award for 3 years in a row. She has been actively involved in the training and mentorship of medical students, residents and fellows.

Dr. Kinnucan is nationally known in the field of gastroenterology, in particular her specialization in evaluation and management of patients with IBD. She is known to the Twitter world as @ibdgijami and uses the platform to raise awareness and improve education related to gastroenterology, IBD and promotion of women in medicine and GI. She is lead author and co-author of articles in numerous peer-reviewed medical journals, she has written several book chapters about IBD diagnostics and treatments. Her most recent focus has been to evaluate the role for cannabis in the treatment of IBD related symptoms.

Bruno De Souza Ribeiro, M.D.

Assistant Professor & Medical Director, G.I. Lab. UF Health Jacksonville

Ali Lankarani, M.D.

Dr. Lankarani is a board-certified gastroenterologist from the American Board of Gastroenterology. He is a consultant at Borland Groover Clinic. Dr. Lankarani is a consultant for multiple Gastroenterology device companies and collaborate in design and refinement of tools used in endoscopy. He is especially interested in endoscopic treatment of gastroesophageal reflux disease (GERD) and has been the lead investigator on the international multi-center study for endoscopic anterior fundoplication using MUSE system. His research interest mainly involves development of a new classification system used for personalized endoscopic treatment of GERD.


Dr. Rehan Naseemuddin, MD is a board-certified Gastroenterologist who diagnoses and manages a vast array of diseases that affect the gastrointestinal system. He completed his medical education and Internal Medicine training at the University of Alabama at Birmingham.

He completed his fellowship training in Gastroenterology and Hepatology at Emory University in Atlanta, GA. Dr. Naseemuddin’s professional interest lies in the management of functional gastrointestinal disorders. His primary goal is to use evidence-based medicine to deliver the best possible care and to educate his patients so that they can become their own health advocates.

Outside of work, Dr. Naseemuddin loves to spend time with his lovely wife, Noor, and his beautiful daughter, Salma. He is always looking for the next vacation destination.

Lindsay Merritt, D.O.

Dr. Merritt is an interventional gastroenterologist specializing in bariatric endoscopy. After obtaining her medical degree from A. T. Still University School of Osteopathic Medicine in Arizona, Dr. Merritt completed her Internship and Residency at the Columbia College of Physicians & Surgeons’ Stamford Hospital in Connecticut, and subsequently completed her Gastroenterology Fellowship at the University of New England’s Kent Hospital in Rhode Island. Finally, she pursued her passion for Interventional Endoscopy, by completing an additional Fellowship in Advanced Endoscopy at the University of South Alabama in Mobile, Alabama. Dr. Merritt’s clinical interests are primary and revisional endoscopic weight loss procedures, nutrition, and weight management.

Herbert C. Wolfsen, M.D

Vivek Kumbhari, M.B.Ch.B., Ph.D.

Vivek Kumbhari M.B.Ch.B., Ph.D., has recently joined as the Chair of the Division of Gastroenterology and Hepatology at Mayo Clinic Florida. He was previously the Director of Endoscopy and Director of Bariatric Endoscopy as well as an Associate Professor of Medicine at Johns Hopkins University School of Medicine, where he maintains an Adjunct appointment.

Dr. Kumbhari's expertise includes all aspects of flexible endoscopic surgery which include: endoscopic therapies to treat benign and oncologic conditions involving the gastrointestinal tract, managing complications of surgery, and minimally invasive, non-surgical therapies to facilitate weight loss and the treatment of obesity-related diseases Dr. Kumbhari has research interests in endoscopic innovations, interventional endoscopic ultrasonography, submucosal endoscopy, primary weight loss and metabolic therapies, and managing adverse events following surgery. He has contributed to over 230 peer-reviewed publications, book chapters and invited reviews, and speaks both nationally and internationally.