Section of Colorectal Surgery

Our mission is to provide clinical excellence, education, and advancement of medical knowledge in the field of Colorectal Surgery including the full spectrum of colorectal cancer treatment.

Welcome to the Section of Colorectal Surgery at the University of Colorado School of Medicine. Our surgeons are board-certified in General and Colorectal surgery and hold faculty appointments at the University of Colorado School of Medicine. Our mission is to provide clinical excellence, education, and advancement of medical knowledge in the field of Colorectal Surgery including the full spectrum of colorectal cancer treatment. Our physicians work together and across medical specialties to provide a collaborative approach to care. This includes weekly multidisciplinary conferences for both benign and malignant diseases. We aim to provide an efficiently managed and operated environment that facilitates resident training, fulfillment of faculty responsibilities, patient access to care, professional interaction between faculty and other staff, and meet the health care needs of our patients.

Jon Vogel, MD, MACS, FASCRS

Jon Vogel, MD, FACS, FASCRS

Professor of Surgery
Section Head, Colorectal Program

Office Phone: 303-724-2728

E-mail: jon.vogel@cuanschutz.edu

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Elise Birnbaum, MD

Elisa Birnbaum, MD, FACS, FASCRS

Professor of Surgery

Office Phone: 303-724-2728

E-mail: elisa.birnbaum@cuanschutz.edu

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Shane McNevin, MD

Shane McNevin, MD

Associate Professor of Surgery

Office Phone: 303-724-2728

E-mail: michael.mcnevin@cuanschutz.edu

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Steve Ahrendt, MD, FACS

Steven A. Ahrendt, MD, FACS

Professor of Surgery

(Dr. Ahrendt's colorectal surgery practice is limited to colorectal and anal cancer.)

Ana Gleisner, MD, PhD

Ana Gleisner, MD, PhD

Assistant Professor of Surgery

(Dr. Gleisner's colorectal surgery practice is limited to colorectal and anal cancer.)

Martin McCarter, MD

Martin McCarter, MD, FACS

Professor of Surgery

(Dr. McCarter's colorectal surgery practice is limited to colorectal and anal cancer.)

Whitney Herter, PA-C

Whitney K. Herter, PA-C

Physician Assistant
Colorectal Cancer Multidisciplinary Clinic Coordinator

Phone: 720-848-0714

E-mail: whitney.herter@cuanschutz.edu

Trish Knox

Trish Knox

Patient Affairs Coordinator / Scheduling

Phone: 303-724-2727

E-mail: patricia.knox@cuanschutz.edu

Tanya Obernyer

Tanya Obernyer

Patient Affairs Coordinator / Scheduling

Phone: 303-724-2726

E-mail: tanya.obernyer@cuanschutz.edu

Alystra K. Stodghill

Alystra K. Stodghill

Patient Affairs Coordinator

Phone: 303-724-2728

Fax: 303-724-2733

E-mail: alystra.stodghill@ucdenver.edu