Placeholder Photo for John T. O'Brien, MD

A specialty care physician board certified in cardiovascular disease and internal medicine with Inova Medical Group Cardiology.


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of Dr. O'Brien


Inova Medical Group Cardiology  


3299 Woodburn Road, Annandale, VA 22003

Office Details

Doctor Specialties Cardiology & Internal Medicine
Languages Spoken English

Insurance Accepted  

Please contact the doctor’s office to inquire about insurance.

About Dr. O'Brien
Dr. O'Brien



Dr. O'Brien has one office in Virginia where he specializes in Cardiology and Internal Medicine.

Dr. O'Brien works with one doctor, Dr. Behnam Tehrani.


Languages Spoken  

  • English