2301 Erwin Rd, Durham, NC 27710 Mailing address 2301 Erwin Road, Durham, NC 27710 JJ Hoff Positions Assistant Professor of Emergency Medicine 2301 Erwin Rd, Durham, NC 27710 Mailing address 2301 Erwin Road, Durham, NC 27710 Emergency Medical Services and Disaster Medicine Emergency Medicine Residency Program jj.hoff@duke.edu