Cancer Physicians: U
- Joseph Uberti MD, PhD
- Kalust Ucar MD
- Antonio Ucar MD
- Giovanni Ucci MD
- Fatih Uckun MD
- Salvador M. Udagawa MD
- Mark Udden MD
- David Udehn MD
- Robert Udelsman MD, FACS
- Cornelio Uderzo MD
- Robert Udesky MD
- Mark Udey MD, PhD
- Takafumi Ueda MD
- David T. Uehling MD
- Frederick Ueland MD
- Minoru Uematsu MD
- Yoshio Uemura MD, PhD
- Winston Ueno MD
- Hideki Ueno MD, PhD
- Ayuko Uesaka MD
- Hiroyuki Uetake MD
- Roland Ugarte MD, FACS
- Selma Ugurel MD
- Valery Uhl MD
- Renate Uhle MD
- Dorothy Uhlman MD
- Joon Uhm MD
- Kyudong Uhm MD
- A. Lon Uitterhoeve MD
- Gerald T. Ujiki MD
- Erol Uke MD
- Robin Ulanow MD
- Ulla Ule MD
- Ulla Ule MD
- Karen Ulloth MD
- Brian Ulrich MD
- Nicole Ulrich MD, PhD
- Rainy Umbas
- Jay N. Umbreit MD, PhD
- Masahiko Umeki MD, PhD
- Sharee A. Umpierre MD
- Theera Umsawasdi MD
- Abdurrahman Unal MD
- Craig Underhill MD, MBBS, FRACP
- Charles Underwood MD
- R. Underwood MD, FRCP, FRCR, FESC
- Willie Underwood MD
- Samir Undevia MD
- Yee Ung MD, FRCPC
- David Ungar MD
- Peter Ungaro MD
- Paul Unger MD
- Michael Unger MD, FACP, FCCP
- Erdinc Unluer MD
- E. Unnikrishnan MD
- Kimiichi Uno MD
- Takashi Uno MD
- Masako Uno MD, PhD
- Andreas Unterberg MD
- Michel Untereiner
- James Unti MD
- Gary Unzeitig MD
- Masaki Uozumi MD
- Sunil Upadhyay MD
- Hitendra Upadhyaya MD
- Michael Uppenkamp MD
- Rao Uppuluri MD
- Roy Upton
- Tricia Upton
- Nathaniel Upton PhD
- Ehud Ur MD
- Akio Urabe MD, PhD
- Walter Urba MD, PhD
- Susan Urba MD
- Michel Urbajtel
- Donald Urban MD
- Christian Urban
- Nicole Urban ScD
- James Urbanic MD
- Antonio Urda
- Nelson Urdaneta MD
- Alessandro Urgesi MD
- Rodolfo Urias MD
- Alexander Uribe MD
- Marshall Urist MD
- Mark Urken MD, FACS
- Andrew Urquhart MD
- Kristy Urquiza
- Raul C. Urtasun MD
- Juan Urueta MD
- Enzo Usai MD
- Ikuya Usami
- Craig A. Usas MD
- Mike Uscio
- Lydia Usha MD
- Sol Usher MD
- Niaz Usman MD
- Ghazala Usmani MD
- Noriko Usui MD
- Yutaka Usui MD