Dr. Young Ko is a pulmonologist in Lancaster, California and he works at several hospitals in the area, among which Antelope Valley Hospital and Methodist Hospitals. He got his diploma from Chonnam University Medical School and did his internship at Brookdale University Hospital and Medical Center. Dr. Ko did his residency program in Internal Medicine at NYU School of Medicine - Brooklyn Campus and a fellowship in Pulmonary Disease at Wayne State University School of Medicine. He is certified in Critical Care Medicine, Internal Medicine, Pulmonary Disease and Sleep Medicine and has a medical experience of more than 20 years.