Douglas Wirthlin, DO
Resident/Fellow
Marlys H. Witte, MD
Founder and Director, Multilevel Student Research Programs
Professor, Surgery
Professor, Neurosurgery
Professor, Pediatrics
Professor, BIO5 Institute
Member, Graduate Faculty
Russell Witte, PhD
Professor, Radiology and Imaging Sciences, Optical Sciences, Biomedical Engineering, Surgery and Neurosurgery
Anthony Witten, DO
Associate Clinical Professor, Medicine
Associate Program Director, Internal Medicine Residency Program – Tucson
![[Brandon Witten, MD]](/sites/default/files/styles/az_card_image/public/2026-03/Witten_Brandon_25_0846-7-Edit-1.jpg.webp?h=89ae1ea9&itok=NqQjt0fa)
Tina Wixom, DBA
Director, Faculty Policy and Reporting, Faculty Affairs
Arthur T Wolff
Assistant Clinical Professor, Medicine - (Clinical Series Track)
Sierra Christine Wolter, MD
Assistant Professor, Dermatology (Clinical Scholar Track)
William Brian Womack
Assistant Clinical Professor, Family and Community Medicine - (Clinical Series Track)