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Medical Services

Our Team

The Community Cancer Center staff includes Missouri Cancer Associate physicians and nurses, therapists and support staff who hold certifications and training specific to treating cancer. Their expertise and knowledge is evident in the careful planning and delivery of customized treatment plans in an environment focused on compassion and comfort.

Community Cancer Center Staff


Belinda Stephens, BSN, RN, OCN
Heidi Leimkuehler, BSN, RN
Jennifer Elliott, RN

Belinda and Heidi are Registered Nurses with specialized training in chemotherapy. Belinda leads the nursing team at the Community Cancer Center. She has 20 years of experience and worked for a large cancer care provider in Kansas City before coming to Fitzgibbon. Belinda and Heidi along with Jennifer Elliott will work closely with you beginning with your initial consult with your physician and throughout your course of chemo and radiation therapy treatments.

Radiation Therapists

Heather Bourbon, BA RT
Abbie Mahnken, BS RT(R)(T)

Heather and Abbie are Registered Radiation Therapists with specialized training in radiation therapy. Heather leads the Radiation Therapy care team at the Cancer Center. She has over 16 years of experience and worked for a large cancer care provider in Kansas City prior to coming to the Community Cancer Center. Heather and Erin will care for you after your initial consult with Dr. Westgate or Dr. Decker and throughout your course of Radiation Therapy treatments.

Office Coordinator

Makenzie Thomason

Makenzie is the first friendly face you will see when you enter the Community Cancer Center or the voice you will hear when you call. She performs several key functions related to the coordination of schedules and information regarding your care, as well as assisting with scheduling additional diagnostic tests, obtaining your records from other providers, and communicating with your physician to keep him or her informed of your care.

Radiation Oncologists

William Decker, MD 
Steven Westgate, MD

Medical Oncologist

Dr. Mark Tungesvik, MD