Dr. Chiong received his medical degree from UCSF and his doctorate in philosophy from NYU, where his work focused on ethical issues in clinical research and medical education, personal identity, and brain death. He completed an internship in internal medicine at Stanford University and then returned to UCSF for his residency training in neurology. He is a clinical fellow at the UCSF Memory and Aging Center and a postdoctoral research fellow in the laboratory of Dr. Mark D'Esposito in the Helen Wills Neuroscience Institute at UC Berkeley.

Dr. Chiong's current research is focused on decision-making and how it is affected by aging and neurodegenerative disease. This work is supported by the American Academy of Neurology Foundation Robert Katzman, MD Clinical Research Training Fellowship.