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Faculty & Staff

Krisstina Gowin, DO

Associate Professor, Medicine - (Clinical Scholar Track)
Division of Hematology and Oncology
Program Director, Hematology Oncology Fellowship Program
Founder/Director, Integrative Medicine in Hematology Oncology Fellowship

Michael Grandner, PhD, MTR, CBSM, FAASM

Associate Professor, Psychiatry, tenured
Associate Professor, Medicine
Director, Sleep and Heath Research Program
Director, Behavioral Sleep Medicine Clinic, Banner – University Medical Center
Associate Professor, Psychology
Assistant Professor, Neuroscience - GIDP
Assistant Professor, Physiological Sciences - GIDP
Associate Professor, Clinical Translational Sciences
Associate Professor, BIO5 Institute
Member, Graduate Faculty
Clinical Specialties
Behavioral Sleep Medicine
Circadian Medicine
Clinical Sleep Health
Cognitive Behavioral Therapy
Behavioral Medicine

Hendrikus L Granzier, PhD

Professor, Cellular and Molecular Medicine
Professor, Molecular and Cellular Biology
Professor, Physiology
Professor, Physiological Sciences - GIDP
Professor, Biomedical Engineering - GIDP
Professor, BIO5 Institute
Allan and Alfie Norville Endowed Chair in Women's Heart Disease

Carol C. Gregorio, PhD

Assistant Vice Provost, Global Health Sciences
Executive Director, Health Sciences Global and OnlineCollege of Medicine PhoenixDepartment Head, Cellular and Molecular Medicine
Director, Molecular Cardiovascular Research Program
Co-Director, Sarver Heart Center
Professor, Cellular and Molecular Medicine
Professor, Molecular and Cellular Biology
Professor, BIO5 Institute

Matthew B. Gretzer, MD, FACS

Professor, Urology
Director, Genitourinary Reconstructive Surgery
Clinical Specialties
Genitourinary Trauma and Reconstruction
Urethroplasty and Complex Urethral Reconstruction
Penile and Testis Prosthesis Surgery
Artificial Urinary Sphincter
Surgery to Correct Penile Curvature/Peyronies Disease
Robotic Ureteral Repair and Pyeloplasty
Urinary Diversion and Bladder Reconstruction
Continent Stoma, Ileal Conduit, Neobladder, Bladder Augmentation