Faculty Members

The Division of Vascular Surgery has 7 faculty members who hail from other top institutions from around the country, each bringing with them a unique surgical perspective that will add depth to your skill-set.

W. John Sharp, portrait

W. John Sharp, MD
Division of Vascular Surgery Director
Vice Chair of Education
Sidney E. Ziffren Professor of Surgery

Maen Aboul Hosn, portrait

Maen Aboul Hosn, MD
Interm Chief of Surgery, VAMC
Associate Program Director, Vascular Surgery Residency
Associate Program Director, Vascular Surgery Fellowship
Clinical Assistant Professor, Surgery
Chief of Vascular Surgery, VAMC

Timothy Kresowik, portrait

Timothy Kresowik, MD
Professor, Surgery

Rachael Nicholson, portrait

Rachael Nicholson, MD
Program Director, Vascular Surgery Residency
Program Director, Vascular Surgery Fellowship
Medical Director, Peripheral Vascular Laboratory
Clinical Associate Professor, Surgery

Mel Sharafuddin, portrait

Mel Sharafuddin, MD, MS
Clinical Professor, Surgery

Natalie Weger, portrait

Natalie Weger, DO
Clinical Assistant Professor, Surgery

Jun Xu, portrait

Jun Xu, MD, MA
Clinical Assistant Professor, Surgery, Division of Vascular Surgery