Xingwei David Sui, M.D., earned his medical degree from Qingdao University, China, and his Ph.D. from the University of Tokyo, Japan. He did postdoctoral research in hematology at Vanderbilt University, an internal medicine residency at the University of Tennessee, and a medical oncology fellowship at the Fred Hutchison Cancer Research Center and University of Washington. He is American board certified in internal medicine and medical oncology. He was an associate professor at Shandong University and research assistant professor at Vanderbilt.