Gamma Knife Multidisciplinary Team
Sutter Gamma Knife Radiosurgery Center

At Sutter Gamma Knife Center, we take pride in our cutting-edge technology and our compassionate, personalized delivery of care. We strive to help you prepare for your procedure mentally, physically and emotionally. Please bring up all your questions and concerns to any member of our team.
A multidisciplinary team of pediatric and adult: neurosurgeons, radiation oncologists, neuro-oncologists, medical physicists, neuroradiologists, neuropsychologists, nurses and administrative and support staff meet weekly at Sutter Neuroscience Institute’s tumor boards to review new patient cases and determine if patient is a candidate for Gamma Knife Radiosurgery or other treatment options based on proven outcomes.
Neurosurgery
![]() Medical Director, Gamma Knife Radiosurgery View Dr. Cobb's profile | ![]() M.D., F.A.C.S. Medical Director, Sutter Neuroscience Institute Medical Director, Pediatric Neurosurgery View Dr. Ciricillo's profile | ![]() M.D., F.A.C.S. Medical Director, Adult Neurosurgery View Dr. Zusman's profile |
Radiation Oncology
![]() Harvey Wolkov, M.D., F.A.C.R., F.A.S.T.R.O. Medical Director, Radiation Oncology Co-Medical Director, Gamma Knife Radiosurgery View Dr. Wolkov's profile | ![]() Janice Ryu, M.D. View Dr. Ryu's profile | ![]() Jeffrey Suplica, M.D. View Dr. Suplica's profile |
Medical Physics
![]() David Asche, M.S. | ![]() Stacy Glass, Ph.D. | ![]() Marlyn Radevic, M.S. |
![]() Stan Skubic, Ph.D. |
Clinical Coordinator
![]() Stan Zakerski, RN |











