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 4 of 4 stars
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 Orthopaedic Surgery.
- He has special expertise in 4 areas:
- Hip Osteoarthritis
- Knee Osteoarthritis
- Osteoarthritis (Hand and Wrist)
- Sports Medicine
Education & Awards
Dr. O'Brien graduated from State University of New York Downstate, Brooklyn.
Dr. O'Brien has 11 hospital affiliations:
- St Francis Hospital & Medical Center
- Hartford Hospital
Accepted Insurance Plans
Dr. O'Brien accepts these health insurances in at least one office:
- Evercare - 2 plans
- Oxford Health Plans - 2 plans
- WellCare - 1 plan
- Humana - 2 plans
- Great-West Healthcare - 3 plans
- Cigna - 2 plans
Similar doctors nearby
- Additional Information
- Where does Dr. John J. O'Brien practice?
Dr. John O'Brien practices Orthopaedic Surgery and Surgery near Hartford, CT.
Additional practice locations include: South Windsor, CT.
See Hartford Surgeons.