Take charge of your health!

Dr. Anthony Kalloo

  • Gastroenterology
  • , Internal Medicine
  • Baltimore, MD
  • Languages supported at his practice: Korean, Arabic, German, French, Spanish, Italian, Russian, English
  • Accepting New Patients
  • Electronic Health Records

Dr. Kalloo's Background


Dr. Anthony Kalloo is a Professor of Medicine at Johns Hopkins University. He is the Director of The Division of Gastroenterology and Hepatology at Johns Hopkins Hospital. He has special interests in Natural Orifice Surgery, therapeutic endoscopy, biliary and pancreatic diseases and sphincter of Oddi dysfunction. After receiving his medical degree from the University of West Indies Medical School, Dr. Kalloo interned and completed his residency in Internal medicine at Howard University Hospital in Washington, D.C. He completed his fellowship training program at the combined Georgetown University, VA Medical Center and NIH program. He was an Instructor in Medicine at Georgetown University prior to joining the faculty at Johns Hopkins in 1988. He was an Associate Editor of Gastrointestinal Endoscopy. He is the founder and immediate past medical director of The Hopkins Gastroenterology and Hepatology Resource Center (www.hopkins-gi.org), a 3000 page multilingual web resource for patients and physicians. He has authored over 150 scientific papers, review articles and book chapters. He has pioneered and has multiple patents including the use of Botulinum Toxin in the gastrointestinal tract, endoscopic cryotherapy and the winged biliary/pancreatic stent. He is the pioneer of Natural Orifice Translumenal Endoscopic Surgery (NOTES), a technique that will enable abdominal surgery without the use of incisions. Dr. Kalloo is a past Panel Chair for Gastroenterology and Urology Devices with the United States Food and Drug Administration. He is the recipient of the 2009 Distinguished Educator of the Year of the Award from the American Society for Gastrointestinal Endoscopy.  

Hospital Affiliations
Affiliations & Group Memberships