Dr. John Leung, MD

Dr. John Leung, MD

Allergy & Immunology  ·  
Male  ·  
Age 40
Dr. John Leung, MD is an allergy & immunology specialist in Boston, MA and has been practicing for 5 years. He graduated from University of Michigan Medical School in 2004 and specializes in allergy & immunology, gastroenterology, and more.Read his story

65 Harrison Ave Ste 201

Boston, MA 02111

Contact Information

Insurance Accepted

  • Aetna
  • Blue Cross Blue Shield of Massachusetts
  • CeltiCare Health
  • Cigna
  • Commonwealth Care
  • Fallon Community Health Plan
  • Harvard Pilgrim Health Care
  • Health Net
  • Humana
  • 4 More

*Please verify this information when scheduling an appointment.

Learn about Dr. Leung

Be confident in your decisions by checking out your provider's top areas of care, education, patient reviews and more. Learn about finding the right doctor for you.

Top Care Areas

See how frequently Dr. Leung performs your care needs compared to other doctors.

Food Poisoning
very high
more than 99% of peers
All Types of Food Poisoning
very high
more than 97% of peers
Gastrointestinal Malabsorption
very high
more than 95% of peers

Dr. Leung's percentages are based on the rate of treatment compared to peers nationwide from insurance data. Learn more info about our data and this Top Care Areas component.

Dr. Leung's bio

This content was provided by Dr. Leung "Dr. John Leung is a kind and trusted gastroenterologist, immunologist and allergist treating patients living in Boston, MA. Dr. Leung is an alumnus of the University of Michigan, where he earned his medical degree. He completed both his internship and residency in internal medicine at the University of Iowa and a fellowship in gastroenterology at Tufts Medical Center. He continued his training by finishing another fellowship in allergy and immunology at Massachusetts General Hospital. Dr. Leung is affiliated with Tufts Medical Center in Boston, MA. He is the first US-trained physician triple board-certified in allergy and immunology, internal medicine, and gastroenterology. He is the founding physician of Boston Food Allergy Center at Tufts Medical Center and the co-director of the Pediatric Food Allergy center at Floating Hospital for Children. Dr. Leung is an active member of the Phi Kappa Phi Honor Society, Golden Key National Honor Society, American College of Physicians, American Association of Immunologists, and American College of Gastroenterology. He sees patients for gastroenterology consultations as well as other common and specialized reasons. Dr. Leung's dedication to serving others has earned him several honors and awards. He is committed to helping his patients enjoy a healthier lifestyle. Dr. Leung understands the fears and sensitivities his patients face, and he works hard to help his patients overcome their health challenges."


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Care Philosophy

This content was provided by Dr. Leung "We assist new patients to obtain outside medical records, and Dr. Leung carefully reviews these documents prior to you or your child's visit. Upon reviewing your clinical history, physical exam, and previous laboratory, histological, and endoscopic data, we confirm a diagnosis and provide you with a customized therapy plan."

3  Specialties

  • Allergy & Immunology
  • Gastroenterology
  • Internal Medicine

3  Board Certifications

  • Allergy & Immunology
    Accredited by: American Board of Allergy & Immunology*
  • Gastroenterology
    Accredited by: American Board of Internal Medicine*
  • Internal Medicine
    Accredited by: American Board of Internal Medicine*

107  Conditions Treated


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17  Procedures

Background Check

0 Malpractice Claims

No malpractice history found for Massachusetts.

0 Sanctions

No sanctions history found for the years that Healthgrades collects data.

0 Board Actions

No board actions found for the years that Healthgrades collects data.


  • University of Michigan / Ann Arbor
    Undergraduate School | Graduated 1999
  • University of Michigan Medical School
    Medical School | Graduated 2004
  • University of Iowa Hospitals and Clinics
    Internship Hospital | Completed 2005
  • University of Iowa Hospitals and Clinics
    Residency Hospital | Completed 2007
  • Massachusetts General Hospital, Harvard Medical School
    Fellowship Hospital | Completed 2013
  • Tufts Medical Center
    Fellowship Hospital | Completed 2010

Awards & Recognition

Awards & Honors
  • Healthgrades Honor Roll
Media & Publications

Dr. Leung has no media or publications listed.

Languages Spoken

  • English
  • Chinese, Cantonese
  • Spanish

Memberships & Professional Affiliations

Dr. Leung does not have any memberships or affiliations listed. If you are Dr. Leung and would like to add memberships or affiliations, please update your profile.

Dr. Leung's Reviews

Likelihood of recommending Dr. Leung to family and friends
23 total reviews (3 have comments)

Likelihood to Recommend (23)

  • 5
  • 4
  • 3
  • 2
  • 1

Dr. Leung's Performance

  • Trustworthiness

  • Explains condition(s) well

  • Answers questions

  • Time well spent


Office & Staff Performance

  • Scheduling

  • Office environment

  • Staff friendliness

  • Average wait time

    10 to 15 minutes

Patient Comments (3)

Dr. Leung was very experienced and sure of himself. His confidence and attentiveness made me feel heard and reassured me that I was in good hands. He got to know me as a person and I got the sense he cared. Even when there is no action to be taken, he finds the time to stay and chat for a while!
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I did my immigration medical exam here. The visit itself cost $180 and does NOT include any of the required lab tests. That's just the amount the doctor charges to fill in the form. I have already paid over $400 out of pocket, and just got another bill from my insurance company claiming that I owe...more
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Fantastic! He was prompt, helpful and incredibly knowledgable. He shared information at our level, not way over our heads and not too dumbed down. We were able to get a quick appointment which was incredibly helpful AND he is open on Saturday!
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