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License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Learn more about Dr. John Garber:

View the full profile to get information on:

  1. Qualifications
  2. What's important to you

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Patient Reviews

Patient comments (0)

The overall average patient rating of Dr. John Garber is Good. Dr. Garber has been reviewed by 5 patients who have provided 0 comments. The rating is 3.5 out of 5 stars.

Patient Ratings
Ease of Appointment 4.5
Promptness 5.0
Courteous Staff 4.5
Accurate Diagnosis 5.0
Bedside Manner 5.0
Spends Time with Me 5.0
Follows Up After Visit 5.0

Specialties & Research

Dr. John Garber, MD is board certified in Internal Medicine and Gastroenterology.

  • He has special expertise in 7 areas:
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Celiac Disease
  • Constipation
  • Hepatitis C
  • Irritable Bowel Syndrome (IBS)
  • Microscopic Colitis
  • Ulcerative Colitis

Education & Awards

Dr. Garber graduated from University of Southern California , Los Angeles.


Dr. Garber has 1 hospital affiliations:

  • Massachusetts General Hospital 

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Additional Information
Dr. John James Garber MD is a male Internist, has 8 years of experience and practices in Internal Medicine and Gastroenterology.
Where does Dr. John J. Garber practice?
Dr. John Garber has 1 office location.
Dr. John Garber practices Internal Medicine and Gastroenterology near Boston, MA.
See Boston Internists and Boston Gastroenterologists.