Advocate Christ Medical Center
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Treatment Team

How CyberKnife® WorksWhat Makes CyberKnife® UniqueMedical Conditions TreatedPatient Benefits
Patient Treatment ProcessCyberKnife® CoordinatorFrequently Asked QuestionsTreatment TeamContact Us
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When you choose the Chicago CyberKnife® Radiosurgery Center at Advocate Christ Medical Center for your treatment, you get the expertise of an entire team of specialists. Specially trained surgeons, radiation oncologists, physicists, nurses and radiation therapists all work together to deliver comprehensive, multidisciplinary care. The team meets every week to discuss patient cases and develop individualized treatment plans.

Medical Directors

Dr. H. Jason Kang - Radiation Oncologist/ CyberKnife® Medical Director

Radiation Oncologists

Radiation oncologists are physicians specially trained in using radiation to treat cancer.
Dr. Elke Aippersbach - Radiation Oncologist
Dr. Jay Ginde - Radiation Oncologist
Dr. David Morgan - Radiation Oncologist
Dr. Ham Lee - Radiation Oncologist


Dr. Abdul Amine - Neurolgical Surgeon
Dr. Aaron David Berger - Urological Surgeon
Dr. Calvin Grant - Opthalmology
Dr. Paul Gordon - Thoracic Surgeon
Dr. Jae Kim - Urological Surgeon
Dr. Caleb Lippman - Neurological Surgeon
Dr. Silvo Marra - Otolaryngology
Dr. Sammy Nawas - Thoracic Surgeon
Dr. Leslie Schaffer - Neurological Surgeon
Dr. Keith Schaible - Neurological Surgeon
Dr. Rodney Thill - General Surgeon


Medical physicists help determine the precise radiation dosage and angles to best treat the tumor.
Nick Lembares, MS - Medical Physicist
Robert Laureckas, PhD - Medical Physicist
Carnakanti V. Prasad, PhD, DABR, DABMP - Medical Physicist
Jerry Soen, MS, DABR - Medical Physicist

Radiation Therapists

Radiation therapists deliver radiation treatments, positioning the patient, operating the equipment and monitoring the delivery.
John McKee, RT(R)(T) - Lead Radiation Therapist
Audrey Mangerson, BS, RT(T) - Radiation Therapist
Brian Green, RT(R)(T)

Manager, CyberKnife® Radiosurgery Center

Cathy Bucci-Griffin, RN, BSN

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