Mercy Cancer Center - Jefferson

1350 Highway 61 South
Festus, MO 63028
Fax: (636) 933-0293
Services are provided by Mercy Hospital Jefferson Learn more »
Hours of Operation:
Monday-Friday: 8 a.m. - 4 p.m.
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The Mercy Cancer Center in Festus, Mo. offers the latest advancements in cancer treatment. Patients have access to the most current drugs and therapies, clinical trials of experimental pharmaceuticals and cutting-edge diagnostic technologies. All provided with complete compassion for both the patient and his or her family.

All of our cancer treatment services are consolidated into one brand new building on the campus of Mercy Hospital Jefferson. It’s designed for your comfort and convenience, with parking right outside the door and an onsite pharmacy. Please take a moment to see all the amenities in the video tour below.

Advanced Linear Technology

The Mercy Cancer Center in Festus, Mo. provides the latest radiation, oncology and chemotherapy services. We’re home to the most advanced linear accelerator in the region, the Versa HD™. It can treat a variety of tumors, precisely targeting radiation therapy to shorten treatment times and reduce side effects. Learn more.

If you are looking for more information on breast cancer treatments or preparing for your first screening, download one of our guides:

Download a Screening Guide

Detecting lung cancer early could save your life.

Video Tour: see how Mercy's new Cancer Center in Jefferson, MO is designed to provide everything cancer patients and their families need.

A Breast Health Navigator serves as a coordinator throughout every step of the detection and diagnosis of breast cancer.  She is a resource to guide you, provide answers, listen and care.  Patients and families rely on the Breast Health Navigator for:

  • Education, advocacy and guidance to create understanding and help make decisions.
  • Emotional support for you and your family.
  • Explanation of your options and answers to help you make informed decisions.
  • Coordination of appointments at the Mercy Imaging Center or with physician specialists. 
  • Clarification of medical terminology.
  • Educational materials.
  • Assistance with Health Insurance questions.
  • Advocacy for underinsured and uninsured women for financial aid.
  • Referral source to other organizations that may provide monetary or emotional assistance.

For information, please contact Maggie Lawrence, LPN at (636) 933-8073.


Our Providers

Bhaskara Raghavarao Gadi, MD, Mercy
Oncology, Hematology
Mercy Clinic
Amanda Jane Hansen, FNP, Mercy
Hematology, Oncology
Mercy Clinic
Syed Zia Ul Huq, MD, Mercy
Oncology, Hematology
Mercy Clinic
Timothy R. O'Leary, MD, Mercy
Radiation Oncology
Craig Stephen Siegel, MD, Mercy
Oncology, Hematology
Mercy Clinic