Directory
Puneet Shroff, MD
Clinical Professor, Medicine
Clinical Professor, Otolaryngology
Associate Clinic Director, Allergy Clinic - Banner University Medical Group Tucson
Rachna Shroff, MD, MS, FASCO
Chief, Division of Hematology/Oncology, Department of Medicine
The John and Valli Duval Endowed Professor in Gastrointestinal Oncology
Professor, Medicine - (Tenured)
Associate Director of Clinical Investigations, University of Arizona Cancer Center
Lisa Shubitz, DVM
Associate Research Professor, Animal and Comparative Biomedical Sciences
Research Scientist, Valley Fever Center for Excellence
![[Khaja Siddiqui, MD]](/sites/default/files/styles/az_card_image/public/2025-11/Siddiqui-Khaja_IM-Residency_Class-of-2028_2025.jpg.webp?h=1e8e4c24&itok=-qHmqfsQ)
Khaja Siddiqui, MD
Internal Medicine Resident
![[Kenneth E. Silvestro, MD]](/sites/default/files/styles/az_card_image/public/2025-11/Silvestro-Kenneth_IM-Residency_Class-of-2028_2025.jpg.webp?h=35060a07&itok=ksdYfJqA)
Kenneth E. Silvestro, MD
Internal Medicine Resident
Alex Simon, PhD
Associate Research Professor, Physiology - (Research Series Track)
![[Image of Nora G. Singer, MD]](/sites/default/files/styles/az_card_image/public/2026-08/Singer-Nora-MD_RHEUM-vert_2026-08_2400x3600px_0.jpg.webp?h=4912b809&itok=Vtas9z_3)
Nora G. Singer, MD
The Charles A. L. and Suzanne M. Stephens Endowed Chair in Rheumatology
Professor, Medicine (Tenured)
Chief, Division of Rheumatology
Director, Arizona Arthritis Center
Member of the Graduate Faculty
Neha Singh
Assistant Research Scientist, Cancer Center Division
Amitoj Singh, MD
Clinical Associate Professor, Medicine and Radiology and Imaging Sciences
