Department Chair

Ronald J. Weigel, MD, PhD

Acute Care Surgery Faculty

• Dionne Skeete, MD, Director
• Shady Al-Hayek, MD
• Robert Bertellotti, MD
• James De Andrade, MD
• Luis Garcia, MD
• Kevin Huang, MD
• Patrick McGonagill, MD
• Vishnu Mani, MBBS
• Annika Storey, DO
• Lucy A. Wibbenmeyer, MD

Gastrointestinal, Minimally-invasive, and Bariatric Surgery Faculty

• John W. Cromwell, MD, Director
• Joseph J. Cullen, MD
• Irena Gribovskaja-Rupp, MD
• Kristina Guyton, MD
• Jennifer Hrabe, MD
• Ryan K. Lehmann, DO
• Peter Nau, MD, MS
• Isaac Samuel, MD
• Jessica K. Smith, MD

General Surgery Located at Mercy Medical Center, Cedar Rapids

• Sajida Ahad, MD, FACS
• I. Bulent Cetindag, MD
• Imran Hassan, MD, FACS
• Vincent Reid, MD
• Nora Royer, MD

Pediatric Surgery Faculty

• Joel Shilyansky, MD, Director  
• Erica Carlisle, MD
• Graeme J. Pitcher, MBChB
• Julia Shelton, MD, MPH

Plastic and Reconstructive Surgery Faculty

• Jerrod Keith, MD, Director
• Shady Al-Hayek, MD
• Kelly Ledbetter, MD
• Allison Lorenzen, MD
• John Jensen, MD

Surgical Oncology and Endocrine Surgery Faculty

• James R. Howe V, MD, Director
• Carlos H. Chan, MD
• James De Andrade, MD
• Po Hien Ear, PhD
• Lillian M. Erdahl, MD
• Hisakazu Hoshi, MD
• Colin Kenny, PhD
• Geeta Lal, MD, MSc
• Ingrid Lizarraga, MBBS​
• Scott Sherman, MD
• Sonia Sugg, MD
• Ronald J. Weigel, MD, PhD

Transplantation and Hepatobiliary Surgery Faculty

• Alan Reed, MD, Director
• David Axelrod, MD, MBA, FACS
• Hassan Aziz, MBBS
• Alan W. Hemming, MD
• Jody L. Jones, PhD
• Daniel A. Katz, MD

Vascular Surgery Faculty

• Rachael M. Nicholson, MD, Interim Director
• Maen Aboul Hosn, MD
• Adeola Odugbesi, MD
• W. John Sharp, MD
• Natalie Weger, DO
• Jun Xu, MD