The 20 Best Small Bowel Bacterial Overgrowth Doctors in The United States

Dr. Chey received his BA degree from the University of Pennsylvania and medical degree & training in internal medicine at the Emory University School of Medicine. He went on to complete a fellowship in gastroenterology at the University of Michigan. Since completing this fellowship, Dr. Chey has remained at the University of Michigan, where he is H. Marvin Pollard Professor of Gastroenterology, Professor of Nutrition Sciences, and Chief, Division of Gastroenterology & Hepatology. Dr. Chey runs a very active clinical research group which has received funding from federal and private sources. Dr. Chey has authored more than 400 manuscripts, reviews and book chapters yielding an H-index of 50. He is former Co-editor-in-Chief of the American Journal of Gastroenterology (2010-2016) and serves on the editorial boards of several other journals. He serves as a member of the Board of Trustees and in 2026, will become President of the American College of Gastroenterology. He is a member of the Board of Directors of the Rome Foundation and IFFGD. He has participated in and directed numerous national and international continuing medical education programs in gastroenterology, and has been elected to the roster of Best Doctors since 2001 and America's™ Top Doctors since 2009. Dr. Chey has received numerous awards including the Berk-Fise Award for outstanding clinical service from the ACG, the Distinguished Clinician Award from the AGA, Dean’s Outstanding Clinician Award, Dean’s Award for Innovation and Commercialization, and the Healio Disruptive Innovator Award. Dr. Chey is rated as an Elite provider by MediFind in the treatment of Small Bowel Bacterial Overgrowth. He is also highly rated in 25 other conditions, according to our data. His clinical expertise encompasses Irritable Bowel Syndrome (IBS), Diarrhea, Chronic Idiopathic Constipation (CIC), Endoscopy, and Colonoscopy. Dr. Chey is board certified in Internal Medicine and Gastroenterology.

Mark Pimentel is a Gastroenterologist practicing medicine in West Hollywood, California. Dr. Pimentel is rated as an Elite provider by MediFind in the treatment of Small Bowel Bacterial Overgrowth. He is also highly rated in 15 other conditions, according to our data. His clinical expertise encompasses Irritable Bowel Syndrome (IBS), Small Bowel Bacterial Overgrowth, Diarrhea, Endoscopy, and Appendectomy.

Ali Rezaie is a Gastroenterologist practicing medicine in West Hollywood, California. Dr. Rezaie is rated as an Elite provider by MediFind in the treatment of Small Bowel Bacterial Overgrowth. He is also highly rated in 18 other conditions, according to our data. His clinical expertise encompasses Small Bowel Bacterial Overgrowth, Irritable Bowel Syndrome (IBS), Diarrhea, Endoscopy, and Appendectomy.

Henry Parkman is an Internal Medicine provider practicing medicine in Philadelphia, Pennsylvania. He has been practicing medicine for over 44 years. Dr. Parkman is rated as an Elite provider by MediFind in the treatment of Small Bowel Bacterial Overgrowth. He is also highly rated in 21 other conditions, according to our data. His clinical expertise encompasses Gastroparesis, Gastroesophageal Reflux Disease (GERD), Gastric Dysmotility, Gastrectomy, and Endoscopy.

Eamonn Quigley is a Gastroenterologist practicing medicine in Houston, Texas. Dr. Quigley is rated as an Elite provider by MediFind in the treatment of Small Bowel Bacterial Overgrowth. He is also highly rated in 11 other conditions, according to our data. His clinical expertise encompasses Small Bowel Bacterial Overgrowth, Irritable Bowel Syndrome (IBS), Gastroparesis, Endoscopy, and Gastrectomy.

Anita Gupta is a primary care provider, practicing in Internal Medicine in Brewster, New York. Dr. Gupta is rated as an Elite provider by MediFind in the treatment of Small Bowel Bacterial Overgrowth. She is also highly rated in 13 other conditions, according to our data. Her clinical expertise encompasses Small Bowel Bacterial Overgrowth, Gastroparesis, Gorham's Disease, Irritable Bowel Syndrome (IBS), and Liver Embolization.

Walter Chan is a Gastroenterologist practicing medicine in Boston, Massachusetts. Dr. Chan is rated as an Elite provider by MediFind in the treatment of Small Bowel Bacterial Overgrowth. He is also highly rated in 36 other conditions, according to our data. His clinical expertise encompasses Gastroesophageal Reflux Disease (GERD), Esophagitis, Small Bowel Bacterial Overgrowth, Endoscopy, and Gastric Bypass.

Andrea Shin is a Gastroenterologist practicing medicine in Los Angeles, California. Dr. Shin is rated as an Elite provider by MediFind in the treatment of Small Bowel Bacterial Overgrowth. She is also highly rated in 9 other conditions, according to our data. Her clinical expertise encompasses Irritable Bowel Syndrome (IBS), Small Bowel Bacterial Overgrowth, Diarrhea, Endoscopy, and Colonoscopy.

Ricardo Caicedo is a Pediatric Gastroenterologist and a Hepatologist practicing medicine in Charlotte, North Carolina. He has been practicing medicine for over 26 years. Dr. Caicedo is rated as an Experienced provider by MediFind in the treatment of Small Bowel Bacterial Overgrowth. His clinical expertise encompasses Gastroschisis, Short Bowel Syndrome, Small Bowel Bacterial Overgrowth, and Delayed Growth. Dr. Caicedo is board certified in American Board Of Pediatrics, Pediatric Gastroenterology and American Board Of Pediatrics. Dr. Caicedo is currently accepting new patients.

Shane Ashford is a primary care provider, practicing in Family Medicine in Denton, Texas. Dr. Ashford is rated as an Experienced provider by MediFind in the treatment of Small Bowel Bacterial Overgrowth. He is also highly rated in 29 other conditions, according to our data. His clinical expertise encompasses Cirrhosis, Xanthoma, Familial Combined Hyperlipidemia, and Familial Hypertension.

Tearani Williams is a primary care provider, practicing in Family Medicine in Irving, Texas. Dr. Williams is rated as an Experienced provider by MediFind in the treatment of Small Bowel Bacterial Overgrowth. She is also highly rated in 14 other conditions, according to our data. Her clinical expertise encompasses Familial Combined Hyperlipidemia, Xanthoma, Cirrhosis, and Chronic Rhinosinusitis with Nasal Polyps (CRSwNP).

Mark Young is a Gastroenterologist practicing medicine in Johnson City, Tennessee. Dr. Young is rated as an Experienced provider by MediFind in the treatment of Small Bowel Bacterial Overgrowth. He is also highly rated in 74 other conditions, according to our data. His clinical expertise encompasses Jaundice, Acute Pancreatitis, Choledocholithiasis, Endoscopy, and Gastrectomy. Dr. Young is board certified in American Board Of Internal Medicine.

Folashade Jose is a Pediatric Gastroenterologist practicing medicine in Concord, North Carolina. Dr. Jose is rated as an Experienced provider by MediFind in the treatment of Small Bowel Bacterial Overgrowth. Her clinical expertise encompasses Delayed Growth, Malnutrition, Small Bowel Bacterial Overgrowth, and Gastroesophageal Reflux Disease (GERD). Dr. Jose is currently accepting new patients.

Amir Patel is a Gastroenterologist practicing medicine in Sheboygan, Wisconsin. Dr. Patel is rated as an Experienced provider by MediFind in the treatment of Small Bowel Bacterial Overgrowth. He is also highly rated in 6 other conditions, according to our data. His clinical expertise encompasses Crohn's Disease, Collagenous Colitis, Ulcerative Colitis, Endoscopy, and Colonoscopy. Dr. Patel is board certified in American Board Of Internal Medicine, Gastroenterology.

Baharak Moshiree is a Gastroenterologist practicing medicine in Charlotte, North Carolina. Dr. Moshiree is rated as a Distinguished provider by MediFind in the treatment of Small Bowel Bacterial Overgrowth. She is also highly rated in 14 other conditions, according to our data. Her clinical expertise encompasses Gastroparesis, Small Bowel Bacterial Overgrowth, Bowel Incontinence, Endoscopy, and Colonoscopy. Dr. Moshiree is currently accepting new patients.

Donald Kirby is a Gastroenterologist practicing medicine in Cleveland, Ohio. He has been practicing medicine for over 51 years. Dr. Kirby is rated as a Distinguished provider by MediFind in the treatment of Small Bowel Bacterial Overgrowth. He is also highly rated in 30 other conditions, according to our data. His clinical expertise encompasses Short Bowel Syndrome, Small Bowel Bacterial Overgrowth, Malnutrition, Gastrostomy, and Small Bowel Resection. Dr. Kirby is board certified in American Board Of Internal Medicine, 1985.

Dr. Still is a board-certified and fellowship-trained specialist in nutrition and weight management. His clinical and research interests include malnutrition and comprehensive weight management. Dr. Still obtained his medical degree from the Philadelphia College of Osteopathic Medicine. He completed his residency and a fellowship in clinical nutrition at Geisinger Medical Center. Dr. Still is certified by the American Board of Internal Medicine.|Are weight loss medications right for you? Learn more from Dr. Still. Dr. Still is rated as a Distinguished provider by MediFind in the treatment of Small Bowel Bacterial Overgrowth. He is also highly rated in 8 other conditions, according to our data. His clinical expertise encompasses Obesity, Malnutrition, Small Bowel Bacterial Overgrowth, Gastric Bypass, and Knee Replacement. Dr. Still is board certified in The American Board Of Internal Medicine.

Scott Gabbard is a Gastroenterologist practicing medicine in Cleveland, Ohio. Dr. Gabbard is rated as a Distinguished provider by MediFind in the treatment of Small Bowel Bacterial Overgrowth. He is also highly rated in 25 other conditions, according to our data. His clinical expertise encompasses Achalasia, Gastroesophageal Reflux Disease (GERD), Swallowing Difficulty, Endoscopy, and Gastrectomy. Dr. Gabbard is currently accepting new patients.

Anthony Colvin is a Gastroenterologist practicing medicine in Monroe, North Carolina. He has been practicing medicine for over 34 years. Dr. Colvin is rated as a Distinguished provider by MediFind in the treatment of Small Bowel Bacterial Overgrowth. He is also highly rated in 62 other conditions, according to our data. His clinical expertise encompasses Gastroesophageal Reflux Disease (GERD), Familial Adenomatous Polyposis, Gardner Syndrome, Gastrectomy, and Endoscopy. Dr. Colvin is board certified in American Board Of Internal Medicine, Gastroenterology. Dr. Colvin is currently accepting new patients.

Dr. Hosterman is a board-certified and fellowship-trained specialist in nutrition and weight management. Her clinical interests include adult and pediatric malnutrition and comprehensive weight management. Dr. Hosterman attended the Philadelphia College of Osteopathic Medicine, where she received her medical degree. She completed her internal medicine – pediatric residency and then her weight management and nutrition fellowship at Geisinger Medical Center. Dr. Hosterman is certified by the American Board of Internal Medicine, the American Board of Pediatrics, the American Board of Obesity Medicine and the American Board of Physician Nutrition Specialists. Dr. Hosterman is rated as a Distinguished provider by MediFind in the treatment of Small Bowel Bacterial Overgrowth. She is also highly rated in 3 other conditions, according to our data. Her clinical expertise encompasses Malnutrition, Short Bowel Syndrome, Small Bowel Bacterial Overgrowth, and Protein Deficiency. Dr. Hosterman is board certified in The American Board Of Internal Medicine, The American Board Of Pediatrics, The American Board Of Obesity Medicine And The American Board Of Physician Nutrition Specialists. Dr. Hosterman is currently accepting new patients.