Dr. Mark L. Chapman, MD


(1 review)
Accepting new patients 15 years of experience Offers telehealth


Dr. Mark L. Chapman, MD is an Internist (Gastroenterologist) in New York, NY. He specializes in Gastroenterology, has 15 years of experience, and is board certified. He graduated from Mount Sinai Hospital and he is affiliated with Roosevelt Hospital and Mount Sinai Hospital.

Dr. Chapman works at Susan and Leonard Feinstein IBD Clinical Center. He frequently treats conditions like Irritable Bowel Syndrome, Gastrointestinal Malabsorption along with other conditions at varying...

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Crohn's Disease
Crohn's Disease
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Treatment Frequency

Very High
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Treatment Frequency

Very High
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Treatment Frequency

Very High
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Based on 1 review

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out of 5

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out of 5

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out of 5

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out of 5

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Oct 21, 2016

One of the best GI doctors I have ever met. Trained by Burrill Crohn, Dr. Chapman is by far the most qualified and knowledgeable GI physician I have seen in a long time. Always quick to respond to any questions or comments, and always has a plan....

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About Dr. Mark L. Chapman, MD


  • Gastroenterology

Years of Experience

15 years of experience

Languages Spoken

  • English



NPI Number


Education & Certifications

Medical Education

  • New York State U, College of Medicine - Downstate


  • Mount Sinai Hospital
  • Montefiore Med Ctr
  • Mount Sinai Hospital

Board Certifications

  • ABMS
  • Gastroenterology
  • American Board of Internal Medicine
  • Gastroenterology
  • Internal Medicine


Susan and Leonard Feinstein IBD Clinical Center

17 E 102nd St Fl 5,

New York, NY 10029


Admitting Hospitals

  • Mount Sinai Hospital
  • Roosevelt Hospital

Frequently Asked Questions