Ourania Preventza, MD, FACS, MBA

Ourania Preventza, MD is an Attending Cardiothoracic Surgeon at Baylor St Luke’s Medical Center and Professor of Surgery in the Department of Surgery, Division of Cardiothoracic Surgery at Baylor College of Medicine in Houston.  Show full bio

Dr. Preventza’s clinical interests include structural heart disease, transcatheter valve therapy, aortic valve repair, aortic surgery open and hybrid techniques, endovascular stent grafting. Her research focuses on the development of percutaneous techniques for valvular and thoracic aortic diseases, aortic root surgery and surgical outcomes.

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Texas Heart Institute Positions



  • Medical School:

    University of Athens School of Medicine, Athens, Greece

  • Internship:

    Mount Sinai Hospital, New York

  • Residency:

    Providence Hospital, Michigan (General Surgery)
    Montefiore, Albert Einstein New York (Cardiothoracic Surgery)

  • Fellowships:

    Mayo Clinic, Rochester Minnesota (Surgical Critical Care)
    Arizona Heart Institute (Vascular, Endovascular Surgery & Percutaneous Techniques)
    Cook County Hospital (Trauma/Burn Surgery)

Academic & Clinical Affiliations

  • Baylor College of Medicine
  • Baylor St. Luke's Medical Center


  • American Board of Thoracic Surgery
  • American Board of Surgery
  • American Board of Surgery Surgical Critical Care

Honors, Awards and Memberships

  • Texas Heart Institute Professional Staff
  • President Elect, International Society for Endovascular Specialists (SEVS)
  • Associate Editor, Annals of Thoracic Surgery
  • Member, American Academy of Thoracic Surgeons
  • Summa Cum Laude with Honors, University of Athens, Greece
  • Member, The Society for Thoracic Surgeons
  • Fellow, American College of Surgeons
  • Women in Thoracic Surgery
  • 2018 Star Faculty Award for Excellence in Patient Care, Baylor College of Medicine
  • American Association of Thoracic Surgery (AATS) Leadership Academy 2017 Participant
  • Course Director, TEVAR and Aortic Arch Debranching Procedures (STS-University 2016, 2017, 2018)
  • Teaching Faculty Award for outstanding leadership and teaching”, from Cardiothoracic Surgery Residents, Baylor College of Medicine (2015, 2016)
  • Fulbright & Jaworski L.L.P. Faculty Excellence Award in the enduring educational materials category, December 2014
  • Alley Sheridan Scholarship (sponsored by Thoracic Surgery Foundation for Research and Education), Brandeis University, Heller School for Social Policy, 2014
  • Leadership program for Health Care Policy and Management, Leadership program for Health Care Policy and Management


Recent News

Scientific Papers Take Our Research to the World

Since its creation in 1962, Texas Heart Institute has been a leader in advancing cardiovascular medicine, making discoveries that have...

Alternative Metrics Reveal THI’s Most Popular Scientific Articles from 2021

The impact of a scientific article is often described in terms of how many times the article has been cited...

Ourania A. Preventza, MD, MBA on representing the diverse patient population we treat

“It is imperative that our workforce represents the diverse patient population we treat.” – Ourania A. Preventza, MD, MBA In...