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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. Marion Hoelzer:

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Specialties & Research

Dr. Marion Hoelzer, MD is board certified in Emergency Medicine.

Education & Awards

Dr. Hoelzer graduated from The Ohio State University , Columbus.


Dr. Hoelzer has 3 hospital affiliations:

  • Beaumont Hospital, Royal Oak 
  • Beaumont Hospital, Grosse Pointe 
  • Royal Oak 

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Additional Information
Dr. Marion Hoelzer MD is a female Emergency Medicine Specialist, has 31 years of experience and practices in Emergency Medicine.
Where does Dr. Marion Hoelzer practice?
Dr. Marion Hoelzer has 1 office location.
Dr. Marion Hoelzer practices Emergency Medicine near Royal Oak, MI.
See Royal Oak Emergency Physicians.