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Internist, Gastroenterologist (digestive)
34 years of experience
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).

Patient Reviews

Patient comments (2)

The overall average patient rating of Dr. John Foss is Average. Dr. Foss has been reviewed by 2 patients who have provided 2 comments. The rating is 3 out of 5 stars.

Patient Ratings
Ease of Appointment 5.0
Promptness 5.0
Courteous Staff 5.0
Accurate Diagnosis 4.3
Bedside Manner 3.0
Spends Time with Me 3.7
Follows Up After Visit 3.7

Specialties & Research

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

  • He has special expertise in 6 areas:
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Constipation
  • Endoscopic Retrograde Cholangiopancreatography (ERCP)
  • Hepatitis C
  • Irritable Bowel Syndrome (IBS)
  • Ulcerative Colitis

Education & Awards

Dr. Foss graduated from University of Iowa, Iowa City.


Dr. Foss has 6 hospital affiliations:

  • St. Mary's Hospital Medical Center-Madison 
  • Wheaton Franciscan Healthcare - St Francis 


  • English

> > > > Dr. John Foss, MD

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Additional Information
Dr. John T Foss MD is a male Internist, has 34 years of experience and practices in Internal Medicine and Gastroenterology.
Where does Dr. John T. Foss practice?
Dr. John Foss has 1 office location.
Dr. John Foss practices Internal Medicine and Gastroenterology near Madison, WI.
See Madison Internists and Madison Gastroenterologists.