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Our Team

Trauma Program

Trauma Program Director

Trauma Program Manager

  • William Hallinan, RN, MSBA

Pediatric Trauma Medical Director

  • Derek Wakeman, MD

Pediatric Trauma Program Manager

  • Lauren Wittman, RN, BSN, CCRN-CMC, TCRN

Trauma Performance Improvement Coordinator

  • Kate Dellonte, RN, BSN, MBA

Trauma Program Educator

  • Becky Chatt, RN, MS

Trauma Injury Prevention/Outreach Coordinator

  • Nick VanStaalduinen, RN

Trauma Registrars

  • Stacie Gell, CAISS
  • Abby Rothwell
  • Margaret Vercruysse, LPN

Trauma Program Administrative Assistant

  • Brooke Streiff


Advanced Practice Providers

  • Ondrea Carpentieri, NP
  • Leah Green, NP
  • Andrea Masiello, NP
  • Frank Manzo, NP
  • Jake Privitera, PA
  • Zach Woughter, PA

Multidisciplinary Team Approach

The Kessler Trauma Center has one of the largest and most comprehensive, multidisciplinary trauma care teams in Western New York. As a tertiary referral center, patients at the Trauma Center receive immediate access to specialists from a wide range of disciplines, including: