Dr. Dennis Hwang is a renowned pulmonologist from Fontana, California and he works at Kaiser Permanente Fontana Medical Center. He got his diploma from University of Illinois College of Medicine and did his residency program in Internal Medicine at Rush University Medical Center. Dr. Dennis Hwang did a fellowship in Pulmonary Disease and Critical Care Medicine at UCLA Medical Center. The doctor is certified in Sleep Medicine and has an experience of more than 20 years.