Dr. Bill GieseDr. Bill Giese, a Board Certified Radiation Oncologist, is American born and trained. He has been permanently certified by the American Board of Radiology as a specialist in the use of radiation in cancer care. Over the last eighteen years, Dr. Giese has served as faculty at a number of prestigious universities, and therefore became skilled in the treatment of all cancer types. A referral from other physicians as well as walk-ins, are welcome.

Dr. Giese is available 24 hours a day and seven days weekly to address any questions or concerns his patients may have. Each patient receives Dr. Giese’s home phone number upon the first clinic visit, in the event a concern or problem arises “after hours.”


Dr Zuhair GhanemDr. Zuhair Ghanem, M.D., graduated from Jordan University of Science and Technology in Amman, Jordan, with his Doctor of Medicine. He completed a Hematology/Medical Oncology fellowship at Howard University Hospital, in Washington, D.C., as well as training at Georgetown University’s Lombardi Comprehensive Cancer Center, National Institutes of Health and Johns Hopkins University’s Sidney Kimmel Comprehensive Cancer Center. Dr. Ghanem also completed a Geriatrics Fellowship at the Arizona Center on Aging, at the University of Arizona, Tucson.

He is a member of the American Society of Clinical Oncology, American Society of Hematology, American Geriatrics Society, and American College of Physicians.

In his spare time, Dr. Ghanem enjoys fishing, hiking, photography and travel.