Dr. Sean Johnston is a well-known radiologist in Los Angeles, California. He received his medical diploma from Mayo Medical School, in Rochester, Minnesota, about 20 years ago. After getting his medical degree, he did an internship in internal medicine at UCSF – Fresno. Dr. Johnston completed his medical education with a residency in radiology and a fellowship in vascular and interventional radiology and musculoskeletal radiology, both at Harbor UCLA Medical Center. He is certified by the American Board in diagnostic radiology, vascular and interventional radiology. His subspecialties are: general radiology, neuroradiology, and pediatric radiology. He is specialized in musculoskeletal imaging, interventional radiology, emergency radiology and diagnostic radiology. This doctor works at Pacific Alliance Medical Center and at White Memorial Medical Center. He also serves as an assistant professor of clinical radiology at Keck School of Medicine of USC. He is a member of the Radiology Medical Group Mag VII. He can speak Spanish besides English.