Dr. Chen completed his undergraduate degree magna cum laude in biology and economics at the University of Pennsylvania. He earned his medical degree at the University of Chicago Pritzker School of Medicine with research honors. Dr. Chen completed his internal medicine internship and residency at Harbor-UCLA Medical Center, and also completed a gastroenterology fellowship at the University of California-Irvine Medical Center. In 2001, he won the American Cancer Society Award for research in colon cancer screening.