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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. Donald Breyer:

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Specialties & Research

Dr. Donald Breyer, MD is board certified in Diagnostic Radiology.

Education & Awards

Dr. Breyer graduated from University of Illinois at Chicago.


Dr. Breyer has 3 hospital affiliations:

  • John Muir Medical Center, Walnut Creek Campus 
  • Alameda County Medical Center - Highland Hospital 
  • John Muir Medical Center-Concord Campus 

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Additional Information
Dr. Donald Adolph Breyer MD is a male Diagnostic Radiologist, has 40 years of experience and practices in Diagnostic Radiology.
Where does Dr. Donald A. Breyer practice?
Dr. Donald Breyer has 3 office locations.
Dr. Donald Breyer practices Diagnostic Radiology near Oakland, CA.
See Oakland Radiologists.