Allergy/Immunology Fellowship
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Program Leadership

Amy M. Dowden, MD
Allergy/Immunology Fellowship Program Director
Clinical Professor of Internal Medicine and Pediatrics
Phone: 319.356.2150

Diana Bayer, DO
Allergy/Immunology Fellowship Associate Program Director
Clinical Professor of Pediatrics and Internal Medicine
Phone: 319.356.4158

Benjamin Davis, MD, PhD
Interim Director, Division of Immunology
Clinical Associate Professor of Internal Medicine and Pediatrics
Phone: 319.356.4899
Allergy/Immunology Fellows

Truman Nguyen, MD
Class of 2026
Medical School: University of Wisconsin
Residency: University of Iowa

Mackenzie Hines, MD
Class of 2025
Medical School: University of Iowa
Residency: University of Iowa
Allergy/Immunology and Rheumatology Dual Certification Fellow

Amir Abidov, MD
Class of 2025
Medical School: University of Arizona
Residency: Lankenau Medical Center