The Staff at
The Valley Gamma Knife Center

Our Desired Outcome is the Same as
Yours – Results.

At The Valley Gamma Knife Center, we believe in starting with outcomes. It is with this in mind that we have invested in state-of-the-art technology, exceptional doctors, and a caring staff to provide the best possible outcome. Also, since we’re part of Valley Health System, we put our emphasis on your journey, with a goal of improving outcomes without forgetting how important it is to be human.

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Julie Lo

Steven Johnson

Matthew Worth

Ki Chak

Susan Visco

Kelly LoPresti

Mija Maldonado

Maureen Johnson


Tyejaniece Walker

Leigh Slagle

Registered Dietitian

Lovinder Kaur

Deborah Panetta

Director of Gamma Knife

Suzanne Kaufman

LCSW Social Worker