Ralph Drosten, MD
Professor, Radiology and Imaging Sciences, Cardiothoracic Radiology
Directory
Brian S. Drummond, MD, FAAEM
Clinical Professor, Emergency Medicine
Peter Du, MD
Assistant Clinical Professor, Orthopedic Surgery
Assistant Clinical Professor, Neurosurgery
Randal Dull, MD, PhD
Professor, Anesthesiology, Tenured
Professor, Physiology
Professor, Surgery
Medical Director, Pre-Anesthesia Clinic, PACU & Peri-Op Surgical Home
Ann Dunleavy
Senior Administrative Assistant
Health Care Partner
Jason P. DuPont, MD
Program Director, Micrographic Surgery & Dermatologic Oncology Fellowship
Associate Clinical Professor, Dermatology
Pujarini Dutta Dey
Postdoctoral Research Associate III, Steele Children’s Research Center
Christopher Edwards, PharmD
Director, Emergency Medicine Clinical Pharmacotherapy
Associate Clinical Professor, Emergency Medicine
Erika D. Eggers, PhD
Associate Department Head, Research, Physiology
Professor, Physiology
Professor, Ophthalmology
Professor, Biomedical Engineering
Professor, Neuroscience – GIDP
Professor, Physiological Sciences – GIDP
Professor, BIO5 Institute
Member, Graduate Faculty
April Lynn Ehrlich, MD, MHS
Assistant Professor, Medicine (Clinical Scholar Track)
Chief for Clinical Research Development, Division of General Internal Medicine, Geriatrics and Palliative Medicine
Sima Ehsani Chimeh, MD
Associate Clinical Professor, Medicine - (Clinical Series Track)
Breast Clinical Research Team leader, University of Arizona Cancer Center.
![[Rayan El Hajjar, MD]](/sites/default/files/styles/az_card_image/public/2025-09/El-Hajjar_Rayan_NEPH-5-Edit_25_11412.jpg.webp?h=29d785f3&itok=RCakxf34)
Rayan El Hajjar, MD
Associate - Fellow
Clinical Instructor
Tammer Y. El-Aini, MD
Clinical Assistant Professor - (Clinical Series Track)