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 3 of 4 stars
The overall average patient rating of Dr. Robert O'Brian is Good. Dr. O'Brian has been reviewed by 4 patients who have provided 3 comments. The rating is 3 out of 4 stars.
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Specialties & Research
Dr. Robert O'Brian, MD is board certified in Internal Medicine and Rheumatology.
He has special expertise in 1 Area, including Rheumatic Diseases.
More Specialties & Research
Education & Awards
Dr. O'Brian graduated from George Washington University.More Education & Awards
Dr. O'Brian has 2 hospital affiliations:
- Walter Reed Army Medical Center
- National Naval Medical Center - Bethesda
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- Additional Information
- Where does Dr. Robert J. O'Brian practice?
Dr. Robert O'Brian practices Internal Medicine, Rheumatology, and Pediatric Rheumatology near Washington, DC.
Additional practice locations include: Bethesda, MD.
See Washington Internists, Washington Rheumatologists, and Washington Pediatric Specialists.
- Similar Physician Names
- Dr. Bob O'Brian, Dr. Bobby O'Brian, Dr. Rob O'Brian, Dr. Robbie O'Brian