Dr. Donald Chen is an infectious disease specialist in Valhalla, New York and is affiliated with multiple hospitals in the area, including Westchester Medical Center and NYC Health and Hospitals-Bellevue. He received his medical degree from Columbia University Vagelos College of Physicians and Surgeons and has been in practice for more than 20 years. Dr. Donald Chen accepts Medicare, Aetna, Cigna, Blue Cross, United Healthcare - see other insurance plans accepted.