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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The overall average patient rating of Dr. John O'Brien is Good.
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Birth Control Patient Education Patient information guide about birth control and various types of reversable and irreversable contraception techniques.Before Visiting Dr. O'Brien Learn More
Specialties & Research
Dr. John O'Brien, MD is board certified in Family Medicine.
Education & Awards
Dr. O'Brien graduated from Upstate Medical University Physical Medicine and Rehabilitation, Syracuse.
Dr. O'Brien has 5 hospital affiliations:
- Community General Hospital of Greater Syracuse
- Crouse Hospital
Similar doctors nearby
- Additional Information
- Dr. John Gerard O'Brien MD is a male Family Practitioner, has 26 years of experience and practices in Family Medicine.
- Where does Dr. John G. O'Brien practice?
- Dr. John O'Brien has 2 office locations.
Dr. John O'Brien practices Family Medicine near Liverpool, NY.
Additional practice locations include: Baldwinsville, NY.
See Liverpool Primary Care Doctors.