Dr. Roger Amerian is a well-known pulmonologist in West Hills, California. He received his medical degree from the Keck School of Medicine of University of Southern California in 1975. He completed his medical education with a residency in internal medicine and a fellowship in pulmonary disease at the University of Southern California - LAC+USC Medical Center. He is certified by the American Board in pulmonary disease, internal medicine, and critical care medicine. He is affiliated with many hospitals in the area, and we can mention here: Los Robles Hospital and Medical Center, West Hills Hospital and Medical Center, West Valley Pulmonary Medical Group, Providence Holy Cross Medical Center and Northridge Hospital Medical Center. He published two articles in collaboration with other doctors.