4.5 based on 15 reviewsView this provider's reviews
Patient satisfaction ratings and reviews are based on personal opinions. Before you choose any doctor you should take into account their background, training, specialized experience AND their patient satisfaction to ensure they are the right fit for you.
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Dr. John O'Brien, MD is a cardiology doctor who practices in Annandale, VA. He is 66 years old and has been practicing for 41 years. Read his story