Meet the Team at Comprehensive Cancer
Comprehensive Cancer Centers of Nevada’s physicians, medical staff, support staff and executives exhibit and fulfill its mission to patients every day. The team is dedicated to providing the most effective treatments, both existing and emerging, in order to diagnose and successfully treat cancer and blood diseases. We support this goal with state-of-the-art facilities across Southern Nevada, all of which integrate the latest diagnostic, therapeutic and research capabilities in a professional yet caring setting.
Our team is comprised of the following departments:
- Administration/Operations (accounting, compliance, human resources, IT, marketing, practice management)
- Clinical and Nursing Support (medical assistants and other clinical support staff)
- Clinical Research (research coordinators, registered nurses, assistants and regulatory affairs)
- Laboratory (lab techs and medical technologists)
- Medical Records
- Nursing
- Pharmacy (admixture technicians and pharmacists)
- Pulmonary/Sleep Medicine (respiratory therapists, polysomnographic techs)
- Radiation (radiation techs, dosimetrists, nuclear medicine, PET technologists, physicists, radiation therapists)
- Revenue Cycle/Front Office (insurance specialists, managed care, patient benefits representatives, patient services coordinators, pre-service coordinators, telephone operators and other)
2025 Board of Directors:
- Rupesh J. Parikh, MD – Practice President and Medical Oncologist
- Andrew M. Cohen, MD – Treasurer and Radiation Oncologist
- Ramalingam (Ram) Ratnasabapathy, MD – Secretary and Medical Oncologist
- Fadi Braiteh, MD – Medical Oncologist
- Souzan El-Eid, MD, FACS – Breast Surgeon
- Karen S. Jacks, MD – Medical Oncologist
- Hamidreza Sanatinia, MD – Medical Oncologist
- Michael T. Sinopoli, MD – Radiation Oncologist
- George S. Tu, MD, FCCP, DABSM – Pulmonologist
Site Medical Directors:
- Northwest – Anu Thummala, MD, Medical Oncologist
- Horizon Ridge – Muhammad Ghani, MD, Medical Oncologist
- Siena – Rupesh J. Parikh, MD – Practice President and Medical Oncologist
- Southeast Henderson – Anthony Nguyen, MD, Medical Oncologist
- Central Valley – Dhan Kaushal, MD, Medical Oncologist
- Southwest – Hamidreza Sanatinia, MD, Medical Oncologist
- Summerlin Medical Center I-II – Brian Vicuna, MD, Medical Oncologist
- Lung Center – George S. Tu, MD,FCCP, DABSM, Pulmonologist
Administrative Team:
- Paul Dieter, Executive Director
- James Kildea, Practice Director
- Lara Tobias, Business Office Manager
- Lisa Santwer, Support Services
- Patrice Kelly-Houston, Ed.D, SPHR, SHRM-SCP, Director of Human Resources