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Anthony Nicholas Kalloo, M.B.B.S., M.D.

Headshot of Anthony Nicholas Kalloo
  • Professor of Medicine
Male

Expertise

Gastroenterology

Background

Dr. Anthony Kalloo is a professor emeritus of medicine.

After receiving his medical degree at the University of West Indies Medical School, Dr. Kalloo interned at Port of Spain General Hospital in Trinidad and performed his Internal Medicine Residency Howard University Hospital in Washington, D.C., where he was also Chief Resident in Internal Medicine. 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.

Dr. Kalloo has authored multiple scientific papers and book chapters. He has pioneered and has several patents including the use of Botulinum Toxin in the gastrointestinal tract, endoscopic cryotherapy and the winged biliary/pancreatic stent and others related to natural orifice surgery. He is the pioneer of Natural Orifice Translumenal Endoscopic Surgery, 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 a member of the Apollo group, a think-tank endoscopy group. 

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Titles

  • Professor of Medicine

Departments / Divisions

Education

Degrees

  • MD; Faculty of Medical Sciences (1979)

Residencies

  • Internal Medicine; Howard University Hospital (1985)

Fellowships

  • Gastroenterology and Hepatology; Veterans Affairs Medical Center (1987)

Board Certifications

  • American Board of Internal Medicine (Gastroenterology) (1987)
  • American Board of Internal Medicine (Internal Medicine) (1985)

Research & Publications

Clinical Trials

Learn more about clinical trials at Johns Hopkins Medicine.

Patents

Gastric Reduction Endoscopy
Patent # US6572629 B2 | 2003

Methods For Diagnostic And Therapeutic Interventions in The Peritoneal Cavity
Patent # US7721742 B2 | 2010

Devices And Methods For Treatment of Gastrointestinal Disorders
Patent # US8233996 B2 | 2012

Devices And Methods For Treatment of Gastrointestinal Disorders
Patent # US7871415 B2 | 2011

Method And Device For Endoscopic Abrasion
Patent # WO2013070457 A3 | 2013

Patient Ratings & Comments

The Patient Rating score is an average of all responses to physician related questions on the national CG-CAHPS Medical Practice patient experience survey through Press Ganey. Responses are measured on a scale of 1 to 5, with 5 being the best score. Comments are also gathered from our CG-CAHPS Medical Practice Survey through Press Ganey and displayed in their entirety. Patients are de-identified for confidentiality and patient privacy.

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