Jonathan W. Chou, MD

Dr. Nan Cheng is a board-certified UCI Health neurologist. She earned her medical degree from the University of Maryland School of Medicine in Baltimore. She completed a residency in neurology at Ronald Reagan UCLA Medical Center, followed by a fellowship in headache medicine at Mayo Clinic in Rochester, Minn.

Dr. Xiying Fan is a UCI Health dermatologist. He earned his medical degree from Weill Cornell Medicine in New York City, followed by a residency in dermatology at UCI Medical Center in Orange.

We are UCI Health: A devoted team of nationally regarded physicians and nurses, researchers and clinicians, educators and students united by a single calling — to improve the lives of the people in our community and beyond. As the only academic health system in Orange County, our multifaceted organization is dedicated to the discovery of new medical frontiers, to the teaching of future healers and to the delivery of the finest evidence-based care. We are unique in our ability to provide the most compassionate healthcare because we’re driven by our passion for innovation, grounded in the best medical and scientific knowledge.