Paul Massimiano, MD


  • Thoracic and Cardiac Surgery

Accepting new patients.




  • Primary Location

    Adventist Medical Group - Cardiovascular Surgery

    11886 Healing Way Suite 403

    Silver Spring, MD 20904

    Phone: 240-637-7050

    Accepting new patients.

Office Hours

Sunday Closed
Monday 8:00 AM - 5:00 PM
Tuesday 8:00 AM - 5:00 PM
Wednesday 8:00 AM - 5:00 PM
Thursday 8:00 AM - 5:00 PM
Friday 8:00 AM - 5:00 PM
Saturday Closed

About Paul Massimiano

Paul Massimiano, MD, is board certified in Cardiothoracic Surgery and Surgery, and is a cardiac surgeon with Adventist Medical Group. He has a distinguished career in cardiac surgery spanning more than 30 years.

Dr. Massimiano earned his medical degree from Georgetown University School of Medicine. He completed his residency at National Naval Medical Center and did further cardiac surgery training through fellowships at Yale New-Haven Hospital and St. Vincent Heart Institute.

Dr. Massimiano is the medical director of Minimally Invasive Heart Surgery at Adventist HealthCare White Oak Medical Center. He has also served on medical staffs at Inova, Virginia Hospital Center and National Naval Medical Center. 

Dr. Massimiano is one of the region's foremost experts in minimally invasive heart surgery, including minimally invasive mitral valve surgery – a procedure that he helped pioneer.

He is deeply committed to providing excellent patient care and high-quality outcomes. Dr. Massimiano sees patients at the Silver Spring office and performs surgery at White Oak Medical Center.




MD; Georgetown University School of Medicine (1978)


National Naval Hospital (Bethesda Naval ) (1979)
Naval Regional Medical Center (1980)


National Naval Medical Center (1983)
National Naval Medical Center (1984)


Yale New Haven Hospital (1987)
St. Vincent Heart Institute (1990)

Board Certifications

  • American Board of Thoracic Surgery

Hospital Affiliations

  • Adventist HealthCare Shady Grove Medical Center
  • Adventist HealthCare White Oak Medical Center

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