Radiology-Diagnostic Faculty
Meet Our Faculty
We are fortunate to have a very experienced and talented faculty group who are here because they care about residents and their education. Their dedication to excellence sets the tone for the program. View our Arizona Health faculty members along with their contact information listed below.

Karen A. Baker, MD
- Assistant Professor
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Michael R. Collins, MD
- Assistant Professor
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Mary J. Connell, MD
- Associate Professor
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Andrew C. Duarte, MD
- Assistant Professor
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Christina Ferraro, MD
- Assistant Professor
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Daniel G. Gridley, MD
- Assistant Dean, Clinical Research and Public Health
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Poya Hedayati, MD
- Assistant Professor
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Tilina N. Hu, MD
- Associate Professor
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David P. Kay, MD
- Assistant Professor
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Samantha L. Matz, DO
- Assistant Professor
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Courtney L. Mitchell, MD
- Associate Professor
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Taruna Ralhan, MD
- Assistant Professor
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Randy R. Richardson, MD
- Regional Dean, Phoenix Regional Campus
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Albert T. Roh, MD
- Assistant Professor
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Jimmy Saade, MD
- Assistant Professor
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Amy M. Trahan, MD
- Associate Professor
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Additional Faculty
Fernando Azarcon, MD, DABR, FPCR
Chris Delbridge, DO
Andrew Liguori, DO
Ross McArthur, MD
Dane Van Tassel, MD
Erik Weiss, MD, MPH
Faculty Forms and Documents
Access faculty forms and documents, as well as the promotion and tenure Form A.