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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. Gregory Katzman:

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Specialties & Research

Dr. Gregory Katzman, MD is board certified in Diagnostic Radiology and Neuroradiology.

Education & Awards

Dr. Katzman graduated from Indiana University , Indianapolis.


Dr. Katzman has 2 hospital affiliations:

  • The University of Chicago Medicine 
  • University of Utah Huntsman Cancer 


  • German
  • English

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Additional Information
Dr. Gregory Lewis Katzman MD is a male Diagnostic Radiologist, has 19 years of experience and practices in Diagnostic Radiology and Neuroradiology.
Where does Dr. Gregory L. Katzman practice?
Dr. Gregory Katzman has 1 office location.
Dr. Gregory Katzman practices Diagnostic Radiology and Neuroradiology near Chicago, IL.
See Chicago Radiologists.