He succeeds Leland Peterson and Pamela Meyerhoffer in those roles.
Mr. Guziak has been executive director of Hoag Memorial Hospital Presbyterian and Hoag Hospital Foundation in Newport Beach, Calif.
Phoenix-based Sun Health Services, part of Banner Health, operates 430-bed Banner Boswell Medical Center and 272-bed Banner Del E. Webb Medical Center.
Read Phoenix Business Journal’s report on the new Sun Health Services and Sun Health Foundation CEO.