Assistant to the Director, Associate Chief Physician, Associate Professor. Dr. Fan is the Assistant to the Director of the Department of Respiratory and Critical Care Medicine and holds an MD. He graduated from the 8-year clinical medicine program at Peking Union Medical College in 2011. In the same year, he began and completed his residency training in the Department of Internal Medicine at Peking Union Medical College Hospital, serving as the Chief Resident of Internal Medicine from 2015 to 2016. He possesses solid foundational skills in internal medicine and is highly proficient in the diagnosis and treatment of common respiratory diseases.