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. Christopher O'Brien:
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- Currently 3.5 of 4 stars
The overall average patient rating of Dr. Christopher O'Brien is Excellent.
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Specialties & Research
Dr. Christopher O'Brien, MD is board certified in Internal Medicine and Gastroenterology.
- He has special expertise in 4 areas:
- Chronic Hepatitis C
- Hepatitis C
- Liver Diseases
- Liver Transplantation
Education & Awards
Dr. O'Brien graduated from Johns Hopkins University, Baltimore. He has 3 awards.
Dr. O'Brien has 7 hospital affiliations:
- University Hospital & Med Cen
- Cedars Medical Center
Accepted Insurance Plans
Dr. O'Brien accepts these health insurances in at least one office:
- United Healthcare - 2 plans
- Blue Cross Blue Shield of Florida - 10 plans
- Great-West Healthcare - 2 plans
- Unicare - 2 plans
- Americhoice - 1 plan
- Humana - 26 plans
- Cigna - 6 plans