Dr. Matsushima is a general surgeon in Los Angeles and completed his residency program at the Penn State University. A fellowship followed at the University of Southern California soon after that. He is specialized in General Surgery and board certified in Surgery. Dr. Matsushima has been in practice for a few years now and is affiliated with the Keck Medical Center of USC and the USC Norris Cancer Hospital. During his career, he has also contributed to various publications of medical interest.