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10000 SE Main Street,
Suite 365
Portland, OR 97216

Clinic Hours:

Monday through Friday
8 a.m.–5 p.m.



Thomas A. Molloy, MD

Medical Director, Cardiac Surgery

Main Profile

A graduate of Stanford and Dartmouth universities, Dr. Thomas A. Molloy is the medical director of Northwest Regional Heart & Vascular. As a primary surgeon, Dr. Molloy has performed more than 6,000 open-heart procedures, including more than 3,000 valve procedures. He regularly performs minimally invasive, robotic procedures. Dr. Molloy is an authority on robotic-assisted procedures, often giving lectures on new advances in minimally invasive heart surgery.

Outside of medicine, Dr. Molloy enjoys cross-country skiing, competing regularly in regional and international masters competitions. He is an avid pilot, cyclist, ski mountaineer and fly fisherman. Most of all, he enjoys spending time with his wife, Andrea, and four daughters: Eva, Alexis, Charlotte and Josephine.

Dr. Molloy explains some of his procedures.

Hear from some of Dr. Molloy’s patients below.

Multi Disciplinary Team at Northwest Regional Heart and Vascular

Specialties and Procedures

  • Aortic and aortic root surgery
  • Carotid endarterectomy
  • Minimally invasive and robotic-assisted coronary and valve surgery
  • Myocardial and epicardial surgery
  • Surgical repair and replacement of cardiac valves


Medical School

Geisel School of Medicine at Dartmouth

Internship Program

Virginia Mason Medical Center

Residency Program

University of Arizona College of Medicine

Board Certifications

American Board of Thoracic Surgery, thoracic and cardiac surgery (1992)