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Dr. Leonard N. Girardi is a Professor and Chair of the Cardiothoracic Surgery department of at Weill Cornell Medicine as well as Chief of Cardiothoracic Surgery at NewYork-Presbyterian/Weill Cornell Medical Center. He is also an Associate Attending Surgeon at the Memorial-Sloan Kettering Cancer Center.


Dr. Girardi completed his undergraduate studies at Harvard University in 1985, obtaining a degree in biochemistry. He pursued his medical education at Weill Cornell Medical College and completed his residency in general surgery at Weill Cornell Medical College, where he remained as a resident in Cardiothoracic Surgery. Dr. Girardi graduated from the program in 1996 under Dr. O. Wayne Isom. After completion of a fellowship in aortic surgery at Baylor, Dr. Girardi assumed his present position at New York Presbyterian-Weill Cornell Medical Center.


Dr. Girardi is committed to training the next generation of cardiothoracic surgeons and teaches medical students and residents on all levels. He is a member of numerous surgical societies, including the American Association of Thoracic Surgery, Society of Thoracic Surgery, The DeBakey International Surgical Society and the American College of Surgeons. He has published extensively on multiple topics in cardiovascular and aneurysm surgery and has given many lectures at regional and national surgical meetings.


Dr. Girardi has four sons, Nicholas, Henry, Edward, and Anthony.


Specialties and Expertise



  • Cardiothoracic Surgery
  • Cardiac Surgery
  • Surgery, Thoracic Cardiovascular
  • Adult Cardiothoracic Surgery
  • Heart Surgery
  • Cardiothoracic Surgeon



  • Thoracoabdominal Aortic Aneurysm Surgery
  • Mitral Valve Surgery
  • Cardiac Valve Surgery
  • Aortic and Mitral Valve Surgery
  • Aortic Aneurysm Surgery
  • Aortic Arch Surgery
  • Aortic Dissection Repair
  • Aortic Root Replacement
  • Aortic Stent Graft
  • Aortic Valve Repair
  • Bloodless Cardiothoracic Surgery
  • Cardiac Bypass Surgery
  • Coronary Artery Bypass Grafting
  • Endovascular Repair For Descending Thoracic Aortic Aneurysm
  • Endovascular Stent Graft Repair of Descending Thoracic Aorta
  • Heart Valve Repair
  • Heart Valve Replacement
  • Minimally Invasive Adult Cardiothoracic Surgery
  • Mitral Valve Repair (Complex)
  • Thoracic Aortic Surgery
  • Valve Replacement, Aortic and Mitral
  • Valve Sparing Aortic Root Replacement
  • Aneurysm of Heart
  • Aneurysm Stent Grafting
  • Endovascular Repair For Abdominal Aortic Aneurysm
  • Cardiac Surgery
  • CABG (Coronary Artery Bypass Graft)
  • Structural Heart Disease
  • Aortic Valve Surgery
  • Cardiac Tumor
  • Pericardial Disease
  • Aortic Aneurysm
  • Surgical Repair, Aortic Dissection
  • Ascending Aortic Aneurysm Repair
  • Thoracic Aneurysm Repair
  • Aortic Dissection


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Leonard N. Girardi, M.D. - America's Top 50 Doctors - Cardiac Surgeon - New York

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