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. Willian O'Brien:
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- Currently 3 of 4 stars
The overall average patient rating of Dr. Willian O'Brien is Good.
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Education & Awards
Dr. O'Brien graduated from Nova Southeastern University , Davie.More Education & Awards
Dr. O'Brien has 3 hospital affiliations:
- St. Mary Medical Center - Langhorne
- Frankford Hospital
- Temple Lower Bucks Hospital
Accepted Insurance Plans
Dr. O'Brien accepts these health insurances in at least one office:
- Aetna - 3 plans
- Independence Blue Cross - 3 plans
- Humana - 2 plans
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- Additional Information
- Where does Dr. Willian J. O'Brien practice?
Dr. Willian O'Brien practices Family Medicine near Levittown, PA.
Additional practice locations include: Philadelphia, PA and Bensalem, PA.
See Levittown Family Physicians.