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 3.5 of 4 stars
The overall average patient rating of Dr. Sean O'Brien is Excellent. Dr. O'Brien has been reviewed by 4 patients who have provided 2 comments. The rating is 3.5 out of 4 stars.
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Specialties & Research
Dr. Sean O'Brien, MD is board certified in Allergy & Immunology and Pediatrics.
He has special expertise in 2 Areas, including Asthma and Nasal Allergy Rhinitis.
More Specialties & Research
Education & Awards
Dr. O'Brien graduated from University of Chicago. He has 1 awards.
Dr. O'Brien has 1 hospital affiliations:
- Sinai Hospital - Ownings Mills
Accepted Insurance Plans
Dr. O'Brien accepts these health insurances in at least one office:
- AMERIGROUP - 3 plans
- United Healthcare - 6 plans
- Evercare - 3 plans
- Cigna - 4 plans
- United Health Group, Inc. - Americhoice - 1 plan
More Accepted Insurance
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- Additional Information
- Where does Dr. Sean R. O'Brien practice?
Dr. Sean O'Brien practices Allergy & Immunology, Allergy, and Pediatrics near Baltimore, MD.
See Baltimore Allergists and Baltimore Pediatricians.
- Similar Physician Names
- Dr. Van O'Brien, Dr. Shawn O'Brien, Dr. Shaun O'Brien, Dr. Shane O'Brien