Wui-Jin Koh MD

Wui-Jin Koh, MD, is the Senior Vice President/Chief Medical Officer at the National Comprehensive Cancer Network (NCCN). In this role, Dr. Koh oversees the NCCN Oncology Research Program (ORP), which strives to improve and prolong the lives of people with cancer by advancing collaborative research. Dr. Koh also helps oversee the flagship NCCN Clinical Practice Guidelines in Oncology (NCCN Guidelines®) program. In addition, he is responsible for medical leadership and oversight for NCCN’s continuing medical education program, and represents the organization at clinical and scientific meetings.

Prior to his role at NCCN, he served as Professor of Radiation Oncology at University of Washington and Medical Director for Radiation Oncology at Fred Hutchinson Cancer Research Center/Seattle Cancer Care Alliance.

Dr. Koh earned his medical degree at Loma Linda University School of Medicine. He conducted his post-graduate training at the University of Washington Medical Center, completing a residency and internship in radiation oncology and a clinical fellowship in tumor imaging. He is board-certified in radiation oncology.

Dr. Koh’s research interests include combined chemo-radiation strategies, cancer management guidelines development, and the role of imaging in radiotherapy and cancer care. He specializes in gynecologic tumors, lung cancer, ocular tumors, and sarcomas, as well as intraoperative radiotherapy, brachytherapy including radioactive implants, high-dose radiation and low-dose radiation implants. He also treats rectal, esophageal, stomach, pancreas, colon, and biliary tract cancers.

Dr. Koh is well-published and involved in numerous professional societies, including the Society of Gynecologic Oncology, the American Society for Therapeutic Radiology and Oncology, the American Society of Clinical Oncology, the Gynecologic Oncology Group, the Western Association of Gynecologic Oncology, and the International Gynecologic Cancer Society.