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Internist, Gastroenterologist (digestive)
26 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).

Learn more about Dr. Markos Koutsos:

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  1. Qualifications
  2. What's important to you

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Patient Reviews

Patient comments (1)

The overall average patient rating of Dr. Markos Koutsos is Good. Dr. Koutsos has been reviewed by 14 patients who have provided 1 comments. The rating is 4 out of 5 stars.

Patient Ratings
Ease of Appointment 3.7
Promptness 2.9
Courteous Staff 3.7
Accurate Diagnosis 4.0
Bedside Manner 4.0
Spends Time with Me 3.8
Follows Up After Visit 3.7

Specialties & Research

  • He has special expertise in 5 areas:
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Constipation
  • Hepatitis C
  • Irritable Bowel Syndrome (IBS)
  • Ulcerative Colitis

Education & Awards

Dr. Koutsos graduated from University Of Athens.


Dr. Koutsos has 7 hospital affiliations:

  • University Hospital of Brooklyn at Long Island Hospital 
  • Ny Hospital Medical Ctr Of Queens,The 


  • Russian
  • French
  • Greek
  • Spanish

> > > > Dr. Markos Koutsos, MD

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Additional Information
Dr. Markos I Koutsos MD is a male Internist, has 26 years of experience and practices in Internal Medicine and Gastroenterology.
Where does Dr. Markos I. Koutsos practice?
Dr. Markos Koutsos has 1 office location.
Dr. Markos Koutsos practices Internal Medicine and Gastroenterology near Brooklyn, NY.
See Brooklyn Internists and Brooklyn Gastroenterologists.