Dr. Lyon joined San Diego Imaging Medical Group in 1995 when Bay Radiology Medical Group merged with San Diego Imaging.  Dr. Lyon joined Bay Radiology in 1983.  He is Board Certified with the American Board of Radiology and has added qualifications in Vascular and Interventional Radiology. Dr. Lyon completed his bachelor’s and Medical Degrees at Indiana University. At the University of California, San Diego he completed his Internship, diagnostic radiology Residency, and Fellowship in Angiography and Interventional Radiology.