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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).

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Patient Reviews

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The overall average patient rating of Dr. John Byrne is Poor. Dr. Byrne has been reviewed by 1 patients who have provided 0 comments. The rating is 1 out of 5 stars.

Education & Awards

Dr. Byrne graduated from UMDNJ at Stratford.

> > > > Dr. John Byrne, DO

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Additional Information
Dr. John Merren Byrne DO is a male Internist, has 12 years of experience and practices in Internal Medicine.
Where does Dr. John M. Byrne practice?
Dr. John Byrne has 2 office locations.
Dr. John Byrne practices Internal Medicine near Bel Air, MD.
Additional practice locations include: Lutherville Timonium, MD.
See Bel Air Internists.