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. John O'Brien:
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- Currently 2.5 of 4 stars
The overall average patient rating of Dr. John O'Brien is Good.
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Specialties & Research
Dr. John O'Brien, MD is board certified in Dermatology.
- He has special expertise in 1 area:
- Acne Rosacea
Education & Awards
Dr. O'Brien graduated from New York Medical College, Valhalla.
Dr. O'Brien has 3 hospital affiliations:
- Dekalb Medical Center
- Northside Hospital
- Northside Hospital Atlanta, Northside Hospital Forsyth
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- Additional Information
- Dr. John Francis O'Brien MD is a male Dermatologist, has 42 years of experience and practices in Dermatology.
- Where does Dr. John F. O'Brien practice?
- Dr. John O'Brien has 2 office locations.
Dr. John O'Brien practices Dermatology near Atlanta, GA.
See Atlanta Dermatologists.