Nikolas Zaphiros, MD, MPH, is an attending transplant surgeon at Westchester Medical Center in Valhalla, New York. Dr. Zaphiros is a board-certified surgeon specializing in minimally invasive living donor nephrectomy, liver and kidney transplantation, and hepatopancreatobiliary (HPB) surgery.
Raised in New Jersey, Dr. Zaphiros received his Bachelor of Arts degree from Rutgers University and his medical degree from Albert Einstein College of Medicine in 2017. He completed his general surgery residency at the University at Buffalo in 2024, followed by fellowship training in abdominal organ transplantation and HPB surgery at the Keck School of Medicine of the University of Southern California from 2024 to 2026.
Dr. Zaphiros’ clinical interests encompass the surgical management of liver disease, liver cancer, cancers of the biliary system and pancreas, and end-stage kidney disease. His research interests focus on expanding access to transplantation, improving patient outcomes, and advancing organ preservation technologies to increase organ utilization and improve patient care. He is committed to providing exceptional surgical care while advancing the field through clinical research, innovation, and medical education.
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