Gender: Male
Accepting New Patients: Yes
WCM Physician (What is this?)
Pediatric Cardiac Surgery at Weill Cornell Medical Center
525 East 68th Street , F677
New York, NY 10065
(212) 746-8373
(212) 746-5014

Specialties & Expertise


  • Pediatric Cardiac Surgery
  • Cardiothoracic Surgery
  • Pediatric Cardiac Surgeon
  • Cardiac Surgery


  • Congenital Heart Defect
  • Congenital Heart Disease
  • Congenital Heart Disease In Adult
  • Congenital Heart Disorder


Board Certifications

  • Surgery
  • Surgery, Thoracic
  • Heart Surgery

Clinical & Academic Positions

Adjunct Assistant Professor of Clinical Cardiothoracic Surgery
Weill Cornell Medical College, Cornell University

Assistant Professor in Clinical Surgery
Columbia University College of Physicians and Surgeons

Assistant Attending Cardiothoracic Surgeon
NewYork-Presbyterian Hospital

Education & Training

  • M.D., Duke University School of Medicine, 1994
  • B.S., Duke University, 1990


Dr. Paul Chai brings a breadth and depth of expertise in complex neonatal surgery and minimally invasive cardiac surgery. In addition to directing NYP/Columbia’s pediatric heart transplantation and mechanical assist device services, Dr. Chai also directs congenital heart surgery services at the Weill Cornell campus. He performs aortic valve surgery, including valve-sparing root replacements, in both pediatric and adult patients; and continues to care for his patients as they grow into adulthood as part of the hospital’s adult congenital heart disease service.