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License & Identifications

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).

Patient Reviews

Patient comments (3)

The overall average patient rating of Dr. Paul O'Brien is Excellent. Dr. O'Brien has been reviewed by 9 patients who have provided 3 comments. The rating is 4.5 out of 5 stars.

Patient Ratings
Ease of Appointment 4.5
Promptness 5.0
Courteous Staff 5.0
Accurate Diagnosis 5.0
Bedside Manner 5.0
Spends Time with Me 5.0
Follows Up After Visit 5.0

Specialties & Research

Dr. Paul O'Brien, MD is board certified in Internal Medicine and Cardiovascular Disease.

  • He has special expertise in 7 areas:
  • Acute Coronary Syndrome (ACS)
  • Heart Block
  • Heart Failure
  • High Blood Pressure (Hypertension)
  • High Cholesterol (Hypercholesterolemia)
  • Preventive Medicine
  • Unstable Angina

Education & Awards

Dr. O'Brien graduated from University of Virginia, Charlottesville. He has 8 awards.

United States Navy Achievement Medal United States Navy
United States Navy Commendation Medal United States Navy
United States Navy Commendation Medal (Gold Star in lieu of Second Award) United States Navy
Alpha Omega Alpha Medical Honor Society University of Virginia School of Medicine
Patients' Choice Award (2008 - 2009, 2011, 2013 - 2014)
Compassionate Doctor Recognition (2013 - 2014)
Top 10 Doctor - State (2014)
On-Time Doctor Award (2014)


Dr. O'Brien has 2 hospital affiliations:

  • Inova Alexandria Hospital 
  • Inova Fairfax Hospital 


  • English

> > > > Dr. Paul O'Brien, MD

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Additional Information
Dr. Paul John O'Brien MD is a male Internist, has 26 years of experience and practices in Internal Medicine and Cardiovascular Disease.
Where does Dr. Paul J. O'Brien practice?
Dr. Paul O'Brien has 6 office locations.
Dr. Paul O'Brien practices Internal Medicine and Cardiovascular Disease near Alexandria, VA.
Additional practice locations include: Falls Church, VA and Fairfax, VA.
See Alexandria Internists and Alexandria Cardiologists.