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Kai, Masashi, MD 
Director, Heart Transplantation and Mechanical Circulatory Support
Associate Professor of Surgery

Kai, Masashi
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Language(s): English, Japanese
Board Certification: Cardiac Surgery

Dr. Kai received his medical degree from Tokyo Jikei University in Japan. Following the completion of his residency training in cardiovascular surgery at Kyoto University, Dr. Kai moved to United states in 2007. Dr. Kai completed a fellowship in cardiothoracic surgery at New York University Medical Center. In addition, Dr. Kai completed an advanced fellowship at New York Presbyterian Hospital/Columbia University, where he underwent special training in heart transplantation and mechanical circulatory support device (LVAD, ECMO) implantation. Dr. Kai joined in cardiothoracic surgery at Westchester Medical Center in 2011. Dr. Kai serves as the Director of Heart Transplant and Mechanical Circulatory Support (LVAD, ECMO) program.

Dr. Kai is very active in research as well. He is a primary investigator of the multiple clinical trials for innovative surgical treatment for heart failure. His extensive research work was published in the numerous peer review journals.

After Collapsing, This Man Woke up a Month Later With a New Heart




Medical School: Tokyo Jikei University, Japan
Residency: Cardiovascular Surgery, Kyoto University, Japan
Cardiothoracic Surgery, New York University Medical Center
Heart Transplantation and Mechanical Circulatory Support Device Implantation, New York Presbyterian Hospital/Columbia University


Specialties: Cardiothoracic Surgery
Special Clinical Interest: Surgical management of Heart failure, Heart transplantation, Mechanical circulatory support, Minimally invasive Left ventricular assist device (LVAD) insertion, ECMO management for Shock, Coronary artery bypass with multiple arterial grafts, Minimally invasive Valve repair and replacement, Surgery for Endocarditis, Aortic aneurysm surgery, Aortic dissection repair.


Westchester Medical Center
Ambulatory Care Pavilion, 1st Floor

100 Woods Road
Valhalla, NY 10595
Phone: 914.493.8793
Fax: 914.493.1610