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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 (31)

The overall average patient rating of Dr. Marc Kozinn is Good. Dr. Kozinn has been reviewed by 42 patients who have provided 31 comments. The rating is 3.5 out of 5 stars.

Patient Ratings
Ease of Appointment 4.0
Promptness 3.6
Courteous Staff 3.9
Accurate Diagnosis 3.7
Bedside Manner 3.5
Spends Time with Me 3.6
Follows Up After Visit 3.7

Specialties & Research

Dr. Marc Kozinn, MD is board certified in Internal Medicine and Cardiovascular Disease.

  • He has special expertise in 5 areas:
  • Acute Coronary Syndrome (ACS)
  • Heart Block
  • High Blood Pressure (Hypertension)
  • High Cholesterol (Hypercholesterolemia)
  • Unstable Angina

Education & Awards

Dr. Kozinn graduated from State University of New York Downstate, Brooklyn.


Dr. Kozinn has 11 hospital affiliations:

  • Kaleida Health - Buffalo General Hospital 
  • Catholic Health System - Mercy Hospital of Buffalo 


  • French
  • Hebrew

> > > > Dr. Marc Kozinn, MD

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Additional Information
Dr. Marc Jay Kozinn MD is a male Internist, has 32 years of experience and practices in Internal Medicine and Cardiovascular Disease.
Where does Dr. Marc J. Kozinn practice?
Dr. Marc Kozinn has 2 office locations.
Dr. Marc Kozinn practices Internal Medicine and Cardiovascular Disease near Buffalo, NY.
See Buffalo Internists and Buffalo Cardiologists.