Distinguished Hermes Grillo Professor of Surgery, Harvard Medical School, Thoracic Surgeon, Visiting Surgeon
Dr. Mathisen is a Thoracic Surgeon, Visiting Surgeon at MGH, and Distinguished Hermes Grillo Professor of Surgery at Harvard Medical School. He received his MD from University of Illinois College of Medicine in 1974.  He was a general surgery resident and cardiothoracic resident at the MGH from July, 1974-December, 1982.  He spent 2 years in the Surgery Branch of the National Cancer Institute of Health, Bethesda.  He joined the MGH Surgery unit in 1984.
He is a past Director of the American Board of Thoracic Surgery, past President of the Thoracic Surgery Directors Association, past Treasurer, past President of the Society of Thoracic Surgeons and past Councilor of the European Association of Cardiothoracic Surgery.  He has published over 400 articles/book chapters and five books.
At MGH he was Chief of Thoracic Surgery 1994-2019, Chief of Cardiac Surgery 2007-2011, and Program Director in Cardiothoracic Surgery 1995-2017.  He was a member of the MGH Physicians Organization Executive Committee, Board of Directors and General Executive Committee.  He has been Director or Co-Director of the Postgraduate Course in Thoracic Surgery since 1985.  Dr. Mathisen received the Distinguished Service Award from the Society of Thoracic Surgeons in 2014.
Division of Thoracic Surgery
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Boston, MA 02114-2696