Dr. Green is board-certified in both Internal Medicine and Sports Medicine and is a fellow in the American College of Physicians and American College of Sports Medicine. He is a clinical professor in the UCLA School of Medicine in the Division of Sports Medicine. He currently serves as a team physician for Pepperdine University and the US National Soccer Team. Dr. Green chaired the NCAA Committee on Drug Testing and Drug Education for 5 years and is currently consultant to Major League Baseball on Anabolic Steroids and Performance-enhancing drugs. He is actively investigating the area of athletes and drug abuse and conducts research through the UCLA Olympic Analytical Laboratory. He is in private practice at the Pacific Palisades Medical Group.