Medical Oncology/Hematology
Anderson Hospital
Warren Billhartz Cancer Center
2227 Vadalabene Drive, Suite 100
Maryville, IL 62062
Phone: (618) 288-1140
Fax: (618) 288-1156
Radiation Oncology
Anderson Hospital
Radiation Oncology Center at
Warren Billhartz Cancer Center
6836 State Route 162
Maryville, IL 62062
Phone: (618) 391-6010
Fax: (618) 288-1261
Hours: Monday – Friday, 8:00 am – 4:30 pm (?)
CCSI provides comprehensive medical oncology, hematology, and radiation oncology services at the Anderson Hospital Warren Billhartz Cancer Center. Pharmacy services are coordinated through CCSI. Diagnostic Imaging, Laboratory and other services are available through Anderson Hospital.
Medical Oncology/Hematology
Justin D. Floyd, DO, FACOI
Bassam N. Maalouf, MD
Gibran H. Mahmud, MD
Bachir Farah, MD
Kristi M. Toennies, FNP, AOCNP
Michelle D. McQuillan, DNP, FNP-BC
Rachael E. DeMattei, DNP, FNP-BC
Julianne J. Tomac, DNP, FNP-C
Radiation Oncology
Jacob S. Witt, MD
Ryan C. Mueller, MD, BSRT(T)
First Visit
Consultation with a medical oncologist, radiation oncologist or both.
Complete physical exam.
Confirm diagnosis.
Treatment Options
Chemotherapy – use drugs to treat cancer. Given by certified chemotherapy nurses.
Hormonal Therapy – use hormones to treat cancer.
Immunotherapy – use substances to stimulate or support the immune system.
Radiation Therapy – use radiation to treat cancer.
Clinical Trials – provide state-of-the-art care and new drugs not available to many other cancer treatment centers, in an investigational setting.
Treatments vary depending on the diagnosis, treatment goals, drugs used, and how you respond to treatment.