Skip to main content
John Leung, MD, Gastroenterology, Boston, MA, Tufts Medical Center

JohnLeungMD

Gastroenterology • Boston, MA

Assistant Professor, Medicine, Tufts University Sch of Med

Join to view full profile

Dr. Leung is on Doximity

As a Doximity member you'll join over two million verified healthcare professionals in a private, secure network.

  • Connect with other colleagues in the same hospital or clinic
  • Search all U.S. specialist profiles and refer a patient
  • Read the latest clinical news and earn CME/CEU credits

See Dr. Leung's full profile

Already have an account?

  • Office

    Boston Food Allergy Center, Adult Allergy Clinic
    65 Harrison Avenue, Suite 201
    Boston, MA 02111
    Phone+1 617-804-6767
    Fax+1 877-726-8492
  • Is this information wrong?

Summary

  • John Leung, MD is the founding physician of Boston Food Allergy Center, the director of the Food Allergy Center at Tufts Medical Center and co-director of the Pediatric Food Allergy Center at Floating Hospital for Children. He is the first US-trained physician triple board-certified in Allergy/Immunology, Gastroenterology, and Internal Medicine. Dr. Leung attended medical school at the University of Michigan Medical School and completed his internal medicine residency at University of Iowa Hospitals and Clinics. He then completed a 4-year clinical and research Gastroenterology fellowship at Tufts Medical Center, followed by an Allergy/Immunology fellowship at Massachusetts General Hospital/Harvard Medical School.

    Dr. Leung is the site principal investigator for multiple NIH-funded and pharmaceutical-sponsored research studies. He is an assistant professor in the Department of Pediatrics and the Department of Medicine at Tufts University, an affiliated faculty of Tufts Institute for Innovation, and a nominating committee member of the Obesity, Metabolism & Nutrition section of the American Gastroenterology Association Institute Council. He has coauthored more than 40 peer-reviewed manuscripts, scientific abstracts, book chapters, and online tutorials. His clinical and research focus are on eosinophilic esophagitis, eosinophilic gastrointestinal disorders, food allergy & intolerance as well as other allergic/immunologic conditions.

Education & Training

  • Massachusetts General Hospital
    Massachusetts General HospitalFellowship, Allergy and Immunology, 2011 - 2013
  • Tufts Medical Center
    Tufts Medical CenterFellowship, Gastroenterology, 2007 - 2010
  • University of Iowa Hospitals and Clinics
    University of Iowa Hospitals and ClinicsResidency, Internal Medicine, 2004 - 2007
  • University of Iowa Hospitals and Clinics
    University of Iowa Hospitals and ClinicsInternship, Internal Medicine, 2004 - 2005
  • University of Michigan Medical School
    University of Michigan Medical SchoolClass of 2004
  • University of Michigan School of Public Health
    University of Michigan School of Public HealthB.S.E., Chemical Engineering, 1996 - 1999

Certifications & Licensure

  • MA State Medical License
    MA State Medical License 2007 - 2026
  • ME State Medical License
    ME State Medical License 2020 - 2026
  • NH State Medical License
    NH State Medical License 2021 - 2025
  • IA State Medical License
    IA State Medical License 2004 - 2008
  • American Board of Allergy and Immunology Allergy & Immunology
  • American Board of Internal Medicine Gastroenterology
  • Internal Medicine - GastroenterologyEosinophilic esophagitis & eosinophilic gastroenteritis
  • U.S. Citizenship and Immigration ServicesCivil Surgeon

Awards, Honors, & Recognition

  • American College of Gastroenterology - SCOPY Award for Best Foreign Language Video, “Chinese Colonoscopy Prep” 2015
  • SCOPY Award for Best Foreign Language Video, "Chinese Colonoscopy Prep" American College of Gastroenterology, 2015
  • FIT Travel Scholarship for the 2013 AAAAI Annual Meeting 2013
  • Join now to see all

Clinical Trials

Publications & Presentations

PubMed

Journal Articles

  • Should we offer pasteurized raw-egg challenge instead of cooked-egg challenge? J  
    Beukema KR, Shen AH, Leung J., J Allergy Clin. Immunol.
  • Should wheat, barley, rye and/or gluten be avoided in a six food elimination diet?  
    Kliewer KL, Venter C, Cassin AM, Abonia JP, Aceves SS, Bonis PA, Dellon ES, Falk GW, Furuta GT, Gonsalves N, Gupta SK, Hirano I, Kagalwalla A, Leung J, Mukkada VA, Spe..., J. Allergy Clin. Immunol., 1/1/2015
  • Eosinophilic oesophagitis: relationship between quality of life and clinical, endoscopic, and histologic activity  
    Safroneeva E, Coslovsky M, Kuehni CE, Zwahlen M, Haas NA, Panczak R, Taft T, Hirano I, Dellon ES, Gonsalves N, Leung J, Bussmann C, Woosley JT, Yan P, Romero Y, Furuta..., Aliment Pharm Ther, 1/1/2015
  • Join now to see all

Books/Book Chapters

  • Best Practice & Research: Clinical Gastroenterology 
    Chapter: Allergic Mechanisms of Eosinophilic Oesophagitis 
    Leung J, Beukema KR, Shen AHEditors: Kuipers EJ.Elsevier Inc., Philadelphia
  • The Health Professional’s Guide to Gastrointestinal Nutrition 
    Chapter: Food allergies 
    Leung J, Crowe SEEditors: Mullin G, Matarese L.Academy of Nutrition and Dietetics, Chicago
  • Nutritional Care of the Patient with Gastrointestinal Disease 
    Chapter: Food allergies and food sensitivities 
    Leung J, Crowe SEEditors: Buckman A.Taylor & Francis Group LLC, Boca Raton
  • Join now to see all

Abstracts/Posters

  • Budesonide Oral Suspension Improves Symptomatic, Endoscopic, and Histologic Parameters Compared With Placebo in Patients With Eosinophilic Esophagitis
    Dellon, E.S., Katzka, D.A., Collins, M.H., Hamdani, M., Gupta, S.K., Hirano, I., Kagalwalla A, Lewis J, Markowitz J, Nurko S, Wo J, Dellon E, Gunasekaran TS, Hirano I,..., GI, 1/1/2017
  • Video-based training on proper EpiPen(Jr) administration and food allergy knowledge among Chinese, Spanish, and English populatoins in Boston.
    1) Leung J, Sawalha K, Alshammari A, Eman P, Ganta A, In press. Eastern Allergy Conference, Palm Beach, FL, 2017
  • Patients from low-income families referred for oral food challenge were more likely to pass.
    Beukema KR, Leung J, Virkud Y, Shen AH, Patil SU, Ramakrishna J, Schreffler WG, AAAAI Annual Meeting, Los Angeles, CA, 1/1/2016
  • Join now to see all

Lectures

  • "Management of Allergic Rhinoconjunctivitis" 
    1/1/2016
  • "Food Allergy and Intolerance" 
    Tufts Medical School - 1/1/2016
  • "Peanut & Other Allergies in Women: What's New" 
    1/1/2015
  • Join now to see all

Other

  • Budesonide Oral Suspension Improves Symptomatic, Endoscopic, and Histologic Parameters Compared With Placebo in Patients With Eosinophilic Esophagitis. Gastroenterology 
    2) Dellon, E.S., Katzka, D.A., Collins, M.H., Hamdani, M., Gupta, S.K., Hirano, I., Kagalwalla A, Lewis J, Markowitz J, Nurko S, Wo J, Dellon E, Gunasekaran TS, Hirano...
  • Allergic mechanisms of Eosinophilic oesophagitis. 
    Leung J, Beukema KR, Shen AH, Atlas of Science
    http://atlasofscience.org/allergic-mechanisms-of-eosinophilic-oesophagitis/
    1/1/2016
  • Don't Let Food Allergies Scare You This Halloween. 
    Allison M, Boston.com
    http://www.boston.com/health/2014/10/29/don-let-food-allergies-scare-you-this-halloween/22PctsQMhgzTEXavNKdMsI/story.html
    1/1/2015
  • Join now to see all

Press Mentions

  • Face Masks Ease Allergies by 'Lowering the Burden' of Inhaled Pollen, Spores and Dust, Study Suggests
    Face Masks Ease Allergies by 'Lowering the Burden' of Inhaled Pollen, Spores and Dust, Study SuggestsApril 7th, 2021
  • Allergic Mechanisms of Eosinophilic Oesophagitis
    Allergic Mechanisms of Eosinophilic OesophagitisJanuary 23rd, 2016
  • Don’t Let Food Allergies Scare You This Halloween
    Don’t Let Food Allergies Scare You This HalloweenOctober 29th, 2014
  • Join now to see all

Grant Support

  • Consortium of Eosinophilic Gastrointestinal Disease ResearchersNational Institutes of HealthPresent

Other Languages

  • Chinese (Cantonese), Spanish

Hospital Affiliations

External Links

Dr. John Leung, Dr. John Leung, MD, Dr. J Leung