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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. Peter Holt:

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  1. Qualifications
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Specialties & Research

Dr. Peter Holt, BS, MBBS, MD is board certified in Internal Medicine.

  • He has special expertise in 15 areas:
  • Celiac Disease
  • Colon Cancer
  • Colorectal Cancer
  • Crohn's Disease
  • Diarrhea
  • Gastrointestinal Cancer
  • Gastrointestinal Diseases (GI Diseases)
  • Gastrointestinal Hemorrhage
  • H. Pylori bacteria (Helicobacter Infections)
  • Intestinal Diseases
  • Liver Diseases
  • Malabsorption Syndromes
  • Nutrition Disorders
  • Stomach Cancer
  • Tumor Surpressor Gene (Adenomatous Polyposis Coli

Education & Awards

Dr. Holt graduated from Charing Cross & Westminster Medical Schools, London, England. He has 3 awards.

One of America's Leading Experts on:
Colon Cancer (Colonic Neoplasm)
Gastrointestinal Diseases (GI Diseases)
Malabsorption Syndromes


Dr. Holt has 7 hospital affiliations:

  • New York Presbyterian Hospital / Columbia 
  • St Luke's Roosevelt Hospital 


  • German
  • French

> > > > Dr. Peter Holt, BS, MBBS, MD

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Additional Information
Dr. Peter Rolf Holt BS, MBBS, and MD is a male Internist and practices in Internal Medicine.
Where does Dr. Peter R. Holt practice?
Dr. Peter Holt has 1 office location.
Dr. Peter Holt practices Internal Medicine near New York, NY.
See New York Internists.