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John O'Brien Clarke, III, M.D.
Associate Professor of Medicine
Expertise: Achalasia, Barrett's Esophagus, Burping, Belching, Clinical Gastroenterology, Constipation, Digestive Diseases, Eosinophilic Esophagitis, Esophageal Disease, Gastroenterology, Gastroesophageal Reflux Disease (GERD), Gastroparesis, Heartburn, Hiccups, Hoarseness, Motility Disorders, Nausea, Neurogastroenterology, Rectal Problem, Reflux and Burning, Stomach Ulcer, Swallowing Disorders, Vomiting ...read more
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He completed undergraduate training at Brown University in Providence, Rhode Island and received his medical degree (M.D.) from Columbia University in New York City. He completed internship and residency in Internal Medicine at The Johns Hopkins Hospital. He then worked for 2-years as a Hospitalist before completing Gastroenterology Fellowship at The Johns Hopkins Hospital.
In addition to routine fellowship training, Dr. Clarke also worked for several months with Dr. Peter Kahrilas at Northwestern University in Chicago, Illinois, pursuing advanced training in the field of esophageal motility. Dr. Clarke is currently the Director of Esophageal Motility at The Johns Hopkins Hospital.
- Associate Professor of Medicine
- MD, Columbia University College of Physicians and Surgeons (1999)
- Johns Hopkins University School of Medicine / Medicine (2002)
- Johns Hopkins University School of Medicine / Gastroenterology (2007)
- American Board of Internal Medicine / Gastroenterology (2007)
- American Board of Internal Medicine / Internal Medicine (2002, 2012)