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The overall average patient rating of Dr. John O'Brien is Excellent.
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Specialties & Research
Dr. John O'Brien, MD is board certified in Surgery.
Education & Awards
Dr. O'Brien graduated from Georgetown University, Washington. He has 1 awards.
Dr. O'Brien has 1 hospital affiliations:
- Newton Memorial Hospital
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- Additional Information
- Dr. John Gregory O'Brien MD is a male Surgeon, has 34 years of experience and practices in Surgery.
- Where does Dr. John G. O'Brien practice?
- Dr. John O'Brien has 2 office locations.
Dr. John O'Brien practices Surgery near Newton, NJ.
Additional practice locations include: Sparta, NJ.
See Newton Surgeons.