Dr. Brook A. Dejene

Dr. Hiroo Takayama is Vice Chair of Cardiac, Vascular, and Thoracic Surgery at NewYork-Presbyterian/Columbia University Irving Medical Center. He has more than 20 years of experience in treating patients with heart and vascular problems. As the co-Director of the Aortic Center at NYP/Columbia, Dr. Takayama has contributed to the care of over 4,000 patients by performing a variety of aortic and cardiac surgical procedures, approximately 300-350 operations every year.Dr. Takayama is internationally recognized for his work on complex aortic surgery (minimally invasive aortic surgery, valve-sparing aortic root replacement, aortic valve repair, aortic arch and thoracoabdominal aneurysm repair), hybrid aortic surgery (thoracic endovascular aneurysm repair), myectomy for obstructive hypertrophic cardiomyopathy, and heart failure surgery.He is a leader in outcome research in aortic diseases and heart failure. He has published more than 300-350 manuscripts in prestigious, peer-reviewed journals and has authored numerous book chapters about heart disease.Dr. Takayama attended University of Tokyo for Medical School, did his internship at University of Tokyo, general surgery residency in University of Washington Medical Center, and cardio-thoracic surgery fellowship in New-York Presbyterian/Columbia University Medical Center. Dr. Takayama is highly rated in 30 conditions, according to our data. His top areas of expertise are Cardiogenic Shock, Thoracic Aortic Aneurysm, Aortic Dissection, Heart Transplant, and Lung Transplant.

Koji Takeda, MD, PhD is a cardiac surgeon and Surgical Director for Adult Heart Transplant at NewYork-Presbyterian/Columbia University Irving Medical Center.Dr. Takeda has a focus on heart failure, heart transplant surgery and mechanical circulatory support through ventricular assist devices (VADs). In addition to his clinical work, he is an active researcher in all of these areas, as well as in cardiac regeneration therapy.Dr. Takeda completed his medical training, post-graduate training, residency and fellowship in Osaka, Japan, after which he completed an advanced cardiovascular surgery fellowship at Northwestern University, Chicago. He is the recipient of multiple honors and awards including the American College of Chest Physicians Award, Japan Branch, 2009; and chief resident award and best resident award, 2005, at the National Cardiovascular Center, Osaka, Japan. Dr. Takeda is highly rated in 18 conditions, according to our data. His top areas of expertise are Cardiogenic Shock, Heart Failure, Heart Attack, Heart Transplant, and Heart Valve Repair.

Leonard Girardi is a Thoracic Surgeon in New York, New York. Dr. Girardi is highly rated in 31 conditions, according to our data. His top areas of expertise are Thoracic Aortic Aneurysm, Aortic Dissection, Heart Tumor, Heart Bypass Surgery, and Coronary Artery Bypass Graft (CABG).