Nathaniel Johnson, MD Practice LocationsHospitals: Banner - University Medical Center Tucson Phone 520-694-0111Banner - University Medical Center South Contact 520-874-2000 EducationMD: 2006, St. Louis University, St. Louis, MOResidency: 2011, The University of Arizona, Tucson, AZ NathanielJohnson1501 N. Campbell Ave.Clinical Assistant ProfessorOffice Room Number: PO Box 245057 Tucson AZ 85724 Phone: (520)626-6312EM & Peds FacultyFax: 520-626-2480 NON CLINICAL Email Address: eminfo@list.arizona.edu Read more about Nathaniel Johnson, MD