The Department of Surgery at the NJUH endeavors to maintain the world-class medical practice to save the time and effort of residents of Jeju Island to travel outside the island for surgery. With the introduction of laparoscopic and robotic surgery, the hospital improves postoperative pain and scarring. The Department installed a Breast Thyroid Center for effective and complete treatment of breast and thyroid cancer patients. The Department of Surgery at the NJUH, comprising gastrointestinal, hepatobiliary pancreatic, colon rectum, breast, endocrine, trauma, pediatric, liver transplant surgery division, specialists, and medical teams endeavor to provide the best medical practice based on expertise and a variety of experiences.