91ɫƵ Division of Congenital Heart Surgery - Faculty and Advanced Practice Providers
Clinical Faculty
Michael E. Mitchell, MD
Professor and Chief of the Division of Congenital Heart Surgery at the 91ɫƵ; Medical Director of Cardiothoracic Surgery at Children's Wisconsin; Surgical Director of the Herma Heart Institute; and the S. Bert Litwin Chair in Cardiothoracic Surgery at Children's
Tracy R. Geoffrion, MPH, MD
Assistant Professor
Viktor Hraska, MD, PhD
Professor, Congenital Heart Surgery
Research Faculty
John E. Baker, PhD
Professor
Aoy Tomita Mitchell, PhD
Professor with Tenure, Department of Surgery, Division of Pediatric Cardiothoracic Surgery, and Professor of Biomedical Engineering
Advanced Practice Providers
Colton Davies, MPAS, PA-C
Physician Assistant
Bryce Dretske, MSPAS, PA-C
Physician Assistant
Peter Giddings, MPAS, PA-C
Physician Assistant
Ryan Smith, MPAS, PA-C
Physician Assistant
Children's Wisconsin
Eliot May, PA-C