Gastroenterology and Hepatology Faculty

Jennifer Christie, MD, AGAF, FASGE

Division Director of Gastroenterology and Hepatology
Professor of Medicine
Waterman Family Endowed Chair
Immediate Past-President, American Society for Gastrointestinal Endoscopy
Jennifer.Christie@cuanschutz.edu

Sean Colgan, PhD

Interim Associate Division Head of Research
Sean.Colgan@cuanschutz.edu

Gus Attwell, MD

Professor
Program Director for the non-ACGME Advanced Therapeutic Endoscopy Fellowship training program
Augustin.Attwell@cuanschutz.edu

Gregory Austin, MD

Professor
Gregory.Austin@cuanschutz.edu

Mohammad Bilal, MD

Associate Professor
Director of Bariatric and Third Space Endoscopy
Associate Program Director for the Advanced Therapeutic Endoscopy Fellowship Program
Mohammad.Bilal@cuanschutz.edu

Catherine Brady, MPA

Instructor
Catherine.Brady@cuanschutz.edu

Amy Brumenschenkel, NP

Senior Instructor
Amy.Brumenschenkel@cuanschutz.edu

Matthew Burchill, PhD

Associate Professor
Matthew.Burchill@cuanschutz.edu

James Burton, MD

Professor
Section Head of Hepatology
Medical Director of Liver Transplantation
James.Burton@cuanschutz.edu

Ben Cassell, MD

Assistant Professor
Benjamin.Cassell@cuanschutz.edu

Lyssa Chacko, MD

Associate Professor of Clinical Practice
Lyssa.Chacko@cuanschutz.edu

Debbie Cheng, MD

Assistant Professor
Debbie.Cheng@cuanschutz.edu

Benjamin Click, MD

Assistant Professor
Divisional Wellness Officer
benjamin.click@cuanschutz.edu

Katelyn Cookson, PA-C

Instructor
Katelyn.Cookson@cuanschutz.edu

Collete Crane, MS

Instructor
Collete.Crane@cuanschutz.edu

Jennifer Czwornog, MD

Assistant Professor
jennifer.czwornog@cuanschutz.edu

Kelli DeLay, MD

Assistant Clinical Professor
Kelli.DeLay@cuanschutz.edu

Katherine Dickerman, ANP

Instructor
Katherine.Dickerman@cuanschutz.edu

Anna Duloy, MD

Assistant Professor
Anna.Duloy@cuanschutz.edu

Steven Edmundowicz, MD

Professor
Medical Director of the Digestive Health Center
Steven.Edmundowicz@cuanschutz.edu

Blair Fennimore, MD

Associate Professor
Interim Community Practice Director
Blair.Fennimore@cuanschutz.edu

Ryan Fox, PA-C

Instructor
Ryan.3.Fox@cuanschutz.edu

Sabrina Frasie, PA-C

Instructor
Sabrina.Frasie@cuanschutz.edu

Prashanth Francis, MD

Assistant Professsor
Prashanth.Francis@cuanschutz.edu

Lisa Forman, MD

Professor
Lisa.Forman@cuanschutz.edu

Mark Gerich, MD

Associate Professor
Clinical Director, University of Colorado Crohn's & Colitis Center
Mark.Gerich@cuanschutz.edu

Amitha Gumidyala, PhD

Instructor
Amitha.Gumidyala@cuanschutz.edu

Brittney Henderson, PA-C

Instructor
Brittney.Henderson@cuanschutz.edu

Paul Hobbs, MD

Senor Instructor

Paul.Hobbs@cuanschutz.edu

Whitney Jackson, MD

Assistant Professor
Medical Director of Living Donor Liver Transplantation
Whitney.Jackson@cuanschutz.edu

Avash Kalra, MD

Assistant Professor
Director of Liver Transplant Outreach and Strategic Development
Colorado Center for Transplantation, Care, Research and Education
Avash.Kalra@cuanschutz.edu

Daniel Kao, MD

Assistant Professor
Daniel.Kao@cuanschutz.edu

Don Kirkpatrick, MD

Associate Professor of Clinical Practice
Don.Kirkpatrick@cuanschutz.edu

Michael Kriss, MD

Associate Professor
Associate Program Director, Transplant Hepatology fellowship
UCHealth Transplant Physician Informaticist Champion 
Michael.Kriss@cuanschutz.edu

Ashley Lane, MD

Assistant Clinical Professor
Ashley.M.Lane@cuanschutz.edu

Nancy Li, MD

Assistant Professor
nanxing.li@cuanschutz.edu

Alvaro Martinez-Camacho, MD

Associate Professor
Alvaro.Martinez-Camacho@cuanschutz.edu

Venessa Mazur, MSPAS, PA-C

Instructor
Venessa.Mazur@cuanschutz.edu

Stephanie McDowell, MS

Instructor
Stephanie.McDowell@cuanschutz.edu

Paul Menard-Katcher, MD

Associate Professor
Paul.Menard-Katcher@cuanschutz.edu

Andy Mengshol, MD

Sr. Instructor
Andy.Mengshol@cuanschutz.edu

Emily Milligan, PA-C

Instructor
Emiliy.Milligan@cuanschutz.edu

Larissa Muething, MD

Assistant Professor
Larissa.Muething@cuanschutz.edu

Elijah Mun, MD

Assistant Professor
Elijah.Mun@cuanschutz.edu

JP Norvell, MD

Associate Professor
Transplant Hepatology Fellowship Program Director
Medical Director, Inpatient Transplant and Hepatology Unit,
University of Colorado Hospital
John.Norvell@cuanschutz.edu

Meg O'Meara, NP

Instructor
Meghan.Omeara@cuanschutz.edu

Jacqueline Nelson, DNP, AGNP-BC

Instructor
jacqueline.nelson@cuanschutz.edu

Joseph Onyiah, MD

Associate Professor
Joseph.Onyiah@cuanschutz.edu

Alexis Oonk, FNP

Instructor
Alexis.Oonk@cuanschutz.edu

Swati Patel, MD

Associate Professor
Associate Division Director of Faculty Development and Advancement
Swati.Patel@cuanschutz.edu

Lindsay Pratt, PA-C

Senior Instructor
Lindsay.Pratt@cuanschutz.edu

Nipun Reddy, MD
Associate Professor
Nipun.Reddy@cuanschutz.edu

Robert Reveille, MD

Associate Professor
Chief of Gastroenterology & Hepatology
Robert.Reveille@cuanschutz.edu

Jon Rice, MD
Assistant Professor

Jonathan.Rice@cuanschutz.edu

Sarah Safadi, MD

Senior Instructor
Sarah.Safadi@cuanschutz.edu

Frank I. Scott, MD

Associate Professor
Frank.I.Scott@cuanschutz.edu

Kristy Severson, CNP

Instructor
Kristy.Severson@cuanschutz.edu

Raj Shah, MD

Professor
Director, Pancreas and Biliary Endoscopy
Raj.Shah@cuanschutz.edu

Calen Steiner, MD

Assistant Professor
Calen.Steiner@cuanschutz.edu

Sheila Swartwood, NP-C

Instructor
Sheila.Swartwood@cuanschutz.edu

Beth Tamburini, PhD

Associate Professor
Beth.Tamburini@cuanschutz.edu

Arianne Theiss, PhD

Associate Professor
Arianne.Theiss@cuanschutz.edu

Sachin Wani, MD

Professor
Sachin.Wani@cuanschutz.edu

Amanda Wieland, MD

Associate Professor
Co-Director, Fatty Liver Clinic
Amanda.Wieland@cuanschutz.edu