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).
- Currently 4 of 4 stars
The overall average patient rating of Dr. Joseph O'Brien, Primary Care / Internist is Excellent. Dr. O'Brien has been reviewed by 17 patients who have provided 5 comments. The rating is 4 out of 4 stars.
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Education & Awards
Dr. O'Brien graduated from New York Medical College, Valhalla. He has 4 awards.
Dr. O'Brien has 2 hospital affiliations:
- St. Joseph`s Regional Medical Center
- St. Mary`s Hospital-Passaic
Accepted Insurance Plans
Dr. O'Brien accepts these health insurances in at least one office:
- Humana - 5 plans
More Accepted Insurance
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- Additional Information
- Where does Dr. Joseph P. O'Brien practice?
Dr. Joseph O'Brien practices Internal Medicine near Clifton, NJ.
See Clifton Internists.
- Similar Physician Names
- Dr. Josef O'Brien, Dr. Giuseppe O'Brien