Clinical Divisions

Jason Gillihan, MD
Division Chief, Anesthesiology-Barnes Jewish West County Hospital; Associate Director, Clinical Anesthesiology-Barnes Jewish Hospital
- Email: gillihaj@wustl.edu
Admin; Erin Kennedy

Thomas J. Graetz, MD, MBA
Division Chief, Cardiothoracic Anesthesiology
- Email: graetzt@wustl.edu
Admin; Kayla Hewitt

Stephen Gregory, MD
Division Chief, Perioperative Medicine; Medical Director, Center for Preoperative Assessment and Planning (CPAP)
- Email: shgregory@wustl.edu
Admin; Meredith McLaughlin

Russell Groener, MD
Assistant Residency Program Director; Associate Professor, Anesthesiology
- Email: groenerr@wustl.edu
Admin; Shirley Vaughn

Ryan Guffey, MD
Associate Professor, Fellowship Director Regional Anesthesia and Acute Pain
- Email: rguffey@wustl.edu
Admin; Lisa Parks

Mohammed Helwani, MD, MSPH
Assistant Residency Program Director of Ultrasound and Perioperative Technology Program; Associate Professor of Anesthesiology
- Email: helwanim@wustl.edu