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Internist, Gastroenterologist (digestive)
30 years of experience
Accepting new patients
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).

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Specialties & Research

Dr. Mark Rumans, MD is board certified in Internal Medicine and Gastroenterology.

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

Education & Awards

Dr. Rumans graduated from University of Washington, Seattle.


Affiliations

Dr. Rumans has 2 hospital affiliations:

  • St Vincent Healthcare 
  • Deaconess Billings Clinic 

> > > > Dr. Mark Rumans, MD

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Additional Information
Dr. Mark Clifford Rumans MD is a male Internist, has 30 years of experience and practices in Internal Medicine and Gastroenterology.
Where does Dr. Mark C. Rumans practice?
Dr. Mark Rumans has 2 office locations.
Dr. Mark Rumans practices Internal Medicine and Gastroenterology near Billings, MT.
See Billings Internists and Billings Gastroenterologists.