3 Best Gastroenterologists in Baton Rouge, LA

“ Dr. G. Thomas Arbour Jr. is double board-certified in internal medicine and gastroenterology. He earned his M.D. from LSU School of Medicine in Shreveport. Dr. Arbour completed his residency in internal medicine at LSU Health Sciences Center and his fellowship in gastroenterology at LSUHSC in 2009. Dr. G. Thomas Arbour Jr. is a member of the American College of Gastroenterology, the Louisiana State Medical Society, and the Capital Area Medical Society. He is also a member of St. Aloysius Catholic Church in Baton Rouge and enjoys spending time with his family when not practicing medicine. He uses the latest medical technology and advanced procedures to treat his patients. ”

“ 2026 Highlights: Dr. J. Carter Balart is a gastroenterologist at The Baton Rouge Clinic. He earned his B.S. from Hampden-Sydney College in 1997 and his M.D. from LSU School of Medicine in New Orleans in 2001. He completed an Internal Medicine residency at the University of Alabama-Birmingham in 2004 and a Gastroenterology fellowship at the Medical College of Georgia-Augusta in 2007. Dr. J. Carter Balart joined The Baton Rouge Clinic in 2007 and is certified by the American Board of Internal Medicine in Gastroenterology. ”

“ 2026 Highlights: Dr. Andrew D. Guidroz is a gastroenterologist at The Baton Rouge Clinic. Dr. Andrew D. Guidroz earned his M.D. from LSU School of Medicine in Shreveport in 1998. He completed his Internal Medicine residency at the Medical College of Georgia in 2001 and served as Chief Resident through 2002 before completing a Gastroenterology fellowship there in 2005. He joined The Baton Rouge Clinic in 2005 and is board-certified in Gastroenterology by the American Board of Internal Medicine. Dr. Andrew D. Guidroz is a member of the American Society of Gastrointestinal Endoscopy, the American College of Gastroenterology, and a member of Alpha Omega Alpha Medical Honor Society. ”