Department of Medicine
Endocrinology
Our Team
Division Chief
![[Ronadip R. Banerjee, MD, PhD]](/sites/default/files/styles/az_medium/public/2026-02/Banerjee-Ronadip-D-PhD_ENDO_Lab-Microscope_8x10.jpg.webp?itok=JTn8Ifd6)
Ronadip R. Banerjee, MD, PhD
Chief, Division of Endocrinology, Diabetes & Metabolism
Associate Professor, Medicine (Tenure Eligible)
Member of the Graduate Faculty
Faculty
![[Ronadip R. Banerjee, MD, PhD]](/sites/default/files/styles/az_card_image/public/2026-02/Banerjee-Ronadip-D-PhD_ENDO_Lab-Microscope_8x10.jpg.webp?h=d6ef4384&itok=LewZcWS1)
Ronadip R. Banerjee, MD, PhD
Chief, Division of Endocrinology, Diabetes & Metabolism
Associate Professor, Medicine (Tenure Eligible)
Member of the Graduate Faculty
Ramiro Esteban Cardenas Lara, MD
Assistant Clinical Professor, Medicine - (Clinical Series Track)
Dawn K. Coletta, PhD
Vice Chair of Academic Engagement, Department of Medicine
Associate Professor, Medicine
Associate Professor, Physiological Sciences - GIDP
Director, Life Cycle Block, College of Medicine – Tucson
Janet L. Funk, MD, MS
Professor of Medicine, College of Medicine – Tucson
Vice Chair for Research, Department of Medicine, College of Medicine – Tucson
Professor of Nutritional Sciences & Wellness, College of Agriculture, Life & Environmental Sciences
Clinical Instructor, Pharmacy Practice-Science, R. Ken Coit College of Pharmacy
Member, BIO5 Institute
Member, University of Arizona Comprehensive Cancer Center
Stephanie Marie Giffin, DO
Assistant Clinical Professor, Medicine - (Clinical Series Track)
Paul R. Langlais, PhD
Associate Professor, Medicine
Director, Proteomics Lab, Department of Medicine, Endocrinology Division
Member, UAHS Center for Disparities in Diabetes, Obesity and Metabolism
Lawrence J. Mandarino, PhD
Professor, Medicine
Director, UAHS Center for Disparities in Diabetes, Obesity and Metabolism
Ariel Negron, PhD
Assistant Research Professor (Career Track)
Director, Mouse Metabolic Phenotyping Core
Merri L. Pendergrass, MD, PhD
Professor, Medicine - (Clinical Scholar Track)
Director, Adult Diabetes Program
Clinical Professor, Pharmacy Practice-Science, R. Ken Coit College of Pharmacy
![[Sara A. Penquite, MD]](/sites/default/files/styles/az_card_image/public/2025-10/Penquite_Sara-MD_ENDO-4_202200538_5x7.jpg.webp?h=42cb1af3&itok=5VV-phwJ)
Sara A. Penquite, MD
Associate Program Director, Endocrinology Fellowship
Assistant Clinical Professor, Medicine
Casey Rendon, MD
Associate Program Director, Endocrinology Fellowship
Assistant Clinical Professor, Medicine
![[Jennifer H. Stern, PhD]](/sites/default/files/styles/az_card_image/public/2025-07/Stern_Jennifer-PhD_2025_Endo-25_0781_Headshot-002.jpg.webp?h=d7b2d0b2&itok=bjjVBY3T)
Jennifer H. Stern, PhD
Assistant Professor, Medicine
Assistant Professor, Physiology
Assistant Professor, Cellular and Molecular Medicine
Assistant Professor, BIO5 Institute
Assistant Professor, Nutritional Sciences and Wellness
Sarah Tariq, MD
Program Director, Endocrinology Fellowship
Assistant Clinical Professor, Medicine
Research Faculty
Ronadip R. Banerjee, MD, PhD
Chief, Division of Endocrinology, Diabetes & Metabolism
Associate Professor, Medicine (Tenure Eligible)
Member of the Graduate Faculty
Dawn K. Coletta, PhD
Vice Chair of Academic Engagement, Department of Medicine
Associate Professor, Medicine
Associate Professor, Physiological Sciences - GIDP
Director, Life Cycle Block, College of Medicine – Tucson
Merri L. Pendergrass, MD, PhD
Professor, Medicine - (Clinical Scholar Track)
Director, Adult Diabetes Program
Clinical Professor, Pharmacy Practice-Science, R. Ken Coit College of Pharmacy
Sara A. Penquite, MD
Associate Program Director, Endocrinology Fellowship
Assistant Clinical Professor, Medicine
Jennifer H. Stern, PhD
Assistant Professor, Medicine
Assistant Professor, Physiology
Assistant Professor, Cellular and Molecular Medicine
Assistant Professor, BIO5 Institute
Assistant Professor, Nutritional Sciences and Wellness
Sarah Tariq, MD
Program Director, Endocrinology Fellowship
Assistant Clinical Professor, Medicine
Staff
Regina L. Chandler
Program Coordinator, Endocrinology, Diabetes and Metabolism Fellowship
Administrative Associate
Scott Hall
Clinical Associate Director, Cardiology, Endocrinology and Nephrology divisions, Department of Medicine
Health Care Partner
Charles Patrick Palm, MPH, PCC
Senior Outreach Program Manager, Endocrinology & Diabetes Clinic, Banner - University Medical Center North Campus