Geoffrey Johnson, M.D., Ph.D. (MDPH ’05, IMM ’05, RD ’10, RNUC ’11), associate medical director, Mayo Clinic Rochester

Geoffrey Johnson, M.D., Ph.D. (MDPH ’05, IMM ’05, RD ’10, RNUC ’11), chair, Division of Nuclear Medicine at Mayo Clinic in Rochester, is now associate medical director – Enterprise Radiology, Mayo Clinic Comprehensive Cancer Center Clinical Trials Office (CCTO). He is an associate professor of radiology and an assistant professor of immunology in the Mayo Clinic College of Medicine and Science.