Chang Na, MD, MPH
Director
Southern California Permanente Group
Central Valley, CA
Chang Na MD MPH is an internist and an occupational and environmental health specialist practicing with the Southern California Permanente Group in Central Valley, California. She finished her internal medicine residency and a fellowship in occupational and environmental health at Yale, where she also earned a Master’s degree in Public Health. She is passionate about her medically underserved community in Central Valley. In her free time, she likes to attend hike and travel with her family.