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 3 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 Pediatrics.
- He has special expertise in 2 areas:
- Adolescent Medicine
Education & Awards
Dr. O'Brien graduated from University of Vermont, Burlington.
Dr. O'Brien has 4 hospital affiliations:
- Memorial Hospital York
- Gettysburg Hospital
Accepted Insurance Plans
Dr. O'Brien accepts these health insurances in at least one office:
- United Healthcare - 2 plans
- Highmark Blue Cross Blue Shield - 2 plans
- Capital Blue Cross - 2 plans
- Unicare - 2 plans
- Geisinger Health Plan - 2 plans
- Cigna - 2 plans
- Gateway Health Plan - 1 plan
- Great-West Healthcare - 3 plans
- Humana - 2 plans
Similar doctors nearby
- Additional Information
- Where does Dr. John O'Brien practice?
Dr. John O'Brien practices Pediatrics near Shrewsbury, PA.
Additional practice locations include: York, PA and Ottumwa, IA.
See Shrewsbury Pediatricians.