CU Pituitary Program Personnel

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Endocrinology

Margaret E. Wierman, MD 
Professor of Medicine, Division Chief, Endocrinology Section, VAMC

Janice Kerr, MD
Assistant Professor of Medicine

Katja Kiseljak-Vassiliades, D.O. 
Assistant Professor 

Virginia Sarapura, MD
Associate Professor of Medicine

Arthur Gutierrez-Hartmann, MD
Professor of Medicine and Biochemistry& Molecular Genetics 
Director Medical Scientist Training Program

Angela Grant 
Clinical Coordinator

Neurosurgery

Kevin Lillehei, MD
Professor & Ogsbury-Kindt Chair of Neurosurgery
Director of Neuro-Oncology Program

Samy A. Youssef, MD 
Associate Professor, Neurosurgery 

Colin Catel, MS, PA-C 

Rinku Shah, PA 

Pathology

Bette Kleinschmidt-DeMasters, MD
Professor and Head of Neuropathology RADIATION NEUROONCOLOGY

Laurie Gaspar, MD
Professor and Chair of Radiation Oncology

Radiology

David Kumpe, MD
Professor