Dr. Chao, is an internationally known sports medicine expert. He has been practicing orthopedic surgery in San Diego, California for the past 17 years at OASIS. He is the former head team physician for the San Diego Chargers (1997-2013), where he specialized in orthopedic sports injuries. He is trusted by numerous high profile professional athletes from the NFL, NBA, and MLB. He has gained widespread notoriety for his twitter profile @ProFootBallDoc where he offers real time injury information as a Sports Medical Analyst.