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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. Brian O'Neil:

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Specialties & Research

Dr. Brian O'Neil, MD is board certified in Emergency Medicine.

Education & Awards

Dr. O'Neil graduated from Wayne State University, Detroit.


Dr. O'Neil has 1 hospital affiliations:

  • Beaumont Hospital, Royal Oak 


  • French

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Additional Information
Dr. Brian James O'Neil MD is a male Emergency Medicine Specialist, has 25 years of experience and practices in Emergency Medicine.
Where does Dr. Brian J. O'Neil practice?
Dr. Brian O'Neil has 1 office location.
Dr. Brian O'Neil practices Emergency Medicine near Royal Oak, MI.
See Royal Oak Emergency Physicians.