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John Grehan

John F. Grehan, M.D., Ph.D.

Twin Cities Heart and Lung
225 Smith Ave North, Suite 400
St. Paul, MN  55102-2533
United States
1 651 241-7176
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Surgeon - Cardiothoracic


University of Minnesota (B.A. 1991)
University of Minnesota (M.D. 1995)
University of Minnesota General Surgery (1995-2004)
University of Minnesota (Ph.D. 2004)
University of Michigan Thoracic Surgery Residency (2004-2006)

Other Interests

Aortic root and thoracic aortic surgery
Valvular heart disease
mitral valve repair surgery

Practice Areas

  • Cardiac
  • Thoracic
  • Aorta
  • Aortic valve disease
  • Electrophysiology/arrhythmia
  • Minimally Invasive
  • Transcatheter
  • Mitral valve disease
  • Tricuspid valve disease