About our fellows
Our fellowship program provides advanced clinical training in all aspects of surgical critical care. Learn more about our fellows.
Acute Care Surgery Fellows

Jake Holzemer, MD
Medical School: University of Toledo
Residency: OhioHealth Riverside Methodist Hospital

Jinwei Hu, MD, MS
Medical School: The Ohio State University
Residency: University at Buffalo
Surgical Critical Care Fellows

Andy Chen, MD
Hometown: Miami, FL
Medical School: University Of Central Florida, College Of Medicine
Residency: Memorial Health University Medical Center/Mercer University

Brandon Kiel, MD
Hometown: Fishers, IN
Medical School: Indiana University
Residency: OhioHealth Riverside Methodist Hospital

Shawn Tsutsui, MD
Hometown: New York City, NY
Medical School: University of Virginia School of Medicine
Residency: Mount Sinai Health System

Muhammad Usman, MD
Hometown: Rawalpindi, Pakistan
Medical School: Shifa College of Medicine, Islamabad
Residency: University Hospitals Cleveland Medical Center

Casey Walk, MD
Hometown: Dayton, OH
Medical School: Wright State University Boonshoft School of Medicine
Residency: Wright State University Boonshoft School of Medicine