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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).

Patient Reviews

Patient comments (1)

The overall average patient rating of Dr. Henry Katz, Internist is Excellent. Dr. Katz has been reviewed by 7 patients who have provided 1 comments. The rating is 5 out of 5 stars.

Patient Ratings
Ease of Appointment 4.7
Promptness 4.7
Courteous Staff 5.0
Accurate Diagnosis 5.0
Bedside Manner 4.7
Spends Time with Me 5.0
Follows Up After Visit 3.7

Specialties & Research

Dr. Henry Katz, MD is board certified in Gastroenterology.

  • 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. Katz graduated from Albany Medical College. He has 1 awards.

Castle Connolly Top Doctors: New York Metro Area™ (1998 - 2008, 2010 - 2015)


Dr. Katz has 19 hospital affiliations:

  • Montefiore Medical Center 
  • Montefiore Medical Center: Moses Division 


  • Spanish

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Additional Information
Dr. Henry J Katz MD is a male Internist, has 32 years of experience and practices in Gastroenterology.
Where does Dr. Henry J. Katz practice?
Dr. Henry Katz has 2 office locations.
Dr. Henry Katz practices Gastroenterology near Yonkers, NY.
Additional practice locations include: Dobbs Ferry, NY.
See Yonkers Gastroenterologists.