Allergy & Asthma Center News and Events
Allergy & Asthma Center Bowie, Maryland
News Flash
11/13/2017 Offices closing on Friday 11/24

All offices will be closed on Friday, 11/24/2017, the day after Thanksgiving. All offices will open for normal hours on Monday, 11/27/2017.


11/13/2017 Bel Air office closing early 11/22/2017

The Bel Air Office will be open from 8-4 on Wednesday, 11/22/2017 and will remain closed until the following Monday, 11/27/2017.


11/13/2017 Greenbelt Office Closed 11/22/2017

The Greenbelt office will be closed on Wednesday, 11/22/2017 and will reopen for normal hours on Monday, 11/27/2018.


11/13/2017 DC office Closing early 11/22/2017

Our DC/Foggy Bottom office will be closing at 2pm on 11/22/2017. We will reopen for normal business hours on Monday, 11/27/2017.


Allergy & Asthma Center Greenbelt, Maryland
Allergy & Asthma Center Bel Air, Maryland
Allergy & Asthma Center Rockville, Maryland
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Sean O'Brien, MD

Sean O'Brien, M.D.

Dr. Sean O'Brien is Board Certified in Allergy, Asthma and Immunology and Pediatrics. He is a fellow the American Academy of Allergy, Asthma, and Immunology and American Academy of Pediatrics. He is affiliated with Sinai Pediatrics and Adults.

Dr. O'Brien is a graduate of the University of Chicago, The Pritzker School of Medicine. He served his pediatric fellowship at National Children Center of Washington, D.C. and completed his pediatric residency at the University of Maryland Medical Center.

Dr. O'Brien lives in Catonsville with his wife. He enjoys cooking, snorkling, music, and spending time with family and friends.

He is accepting patients in our Baltimore Quarry Lake location.

About Dr. O'Brien:

• Board Certified in Pediatrics
• Board Certified in Allergy, Asthma & Immunology
• Bachelors Degree in Biology, University of Notre Dame
• Allergy and Immunology Fellowship, National Children Center of Washington, D.C.
• Graduate of University of Chicago, The Pritzker School of Medicine
• Pediatric Residency, University of Maryland Medical Center

To schedule an appointment with Dr. O'Brien, please call 1-800-778-9923 or fill out an appointment form online.

 






























 
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