Medical College of Wisconsin Division of Congenital Heart Surgery - Faculty and Advanced Practice Providers
Clinical Faculty
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Michael E. Mitchell, MD
Professor and Chief of the Division of Congenital Heart Surgery at the Medical College of Wisconsin; 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
![headshot](https://opd-resources.mcw.edu/FileLibrary/OPD/Providers/photos/GeoffrionMDTracy494a100720225x7c-labcoat.jpg?w=200&h=275&mode=crop&anchor=middlecenter&scale=both 200w)
Tracy R. Geoffrion, MPH, MD
Assistant Professor
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Viktor Hraska, MD, PhD
Professor, Congenital Heart Surgery
Research Faculty
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John E. Baker, PhD
Professor
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Aoy Tomita Mitchell, PhD
Professor with Tenure, Department of Surgery, Division of Pediatric Cardiothoracic Surgery, and Professor of Biomedical Engineering
Advanced Practice Providers
![headshot](/-/media/MCW/Departments/Surgery/Congenital-Heart-Surgery/Colton-Davies_Academic-Profile.jpg?w=200&h=275&mode=crop&anchor=middlecenter&scale=both 200w)
Colton Davies, MPAS, PA-C
Physician Assistant
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Bryce Dretske, MSPAS, PA-C
Physician Assistant
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Peter Giddings, MPAS, PA-C
Physician Assistant
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Ryan Smith, MPAS, PA-C
Physician Assistant
Children's Wisconsin
Eliot May, PA-C