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Dr. Mark Birns, MD
Capital Digestive Care
37 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).

Patient Reviews

Patient comments (6)

The overall average patient rating of Dr. Mark Birns, Capital Digestive Care is Excellent. Dr. Birns has been reviewed by 15 patients who have provided 6 comments. The rating is 4.5 out of 5 stars.

Patient Ratings
Ease of Appointment 2.7
Promptness 3.5
Courteous Staff 4.2
Accurate Diagnosis 4.5
Bedside Manner 4.5
Spends Time with Me 4.5
Follows Up After Visit 4.1

Specialties & Research

Dr. Mark Birns, MD is board certified in Gastroenterology.

  • He has special expertise in 9 areas:
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Colonoscopy
  • Constipation
  • Gallstones
  • Hemorrhoids
  • Hepatitis C
  • Inflammatory Bowel Diseases (IBD)
  • Irritable Bowel Syndrome (IBS)
  • Ulcerative Colitis

Education & Awards

Dr. Birns graduated from Yeshiva University, Bronx. He has 3 awards.

Castle Connolly's Top Doctors™ (2012 - 2013)
Patients' Choice Award (2008 - 2009, 2011 - 2012)
Compassionate Doctor Recognition (2009, 2011 - 2012, 2014)


Dr. Birns has 4 hospital affiliations:

  • Suburban Hospital 
  • Shady Grove Adventist Hosp 


  • English

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Additional Information
Dr. Mark Theodore Birns MD is a male Internist, has 37 years of experience and practices in Gastroenterology.
Where does Dr. Mark T. Birns practice?
Dr. Mark Birns has 4 office locations.
Dr. Mark Birns practices Gastroenterology near Gaithersburg, MD.
Additional practice locations include: Rockville, MD and Ijamsville, MD.
See Gaithersburg Gastroenterologists.