Dr. Elizabeth Siwillis- Best Radiation Oncologist

Did you know that a dedicated radiation oncologist in Nairobi, Kenya is revolutionizing cancer care and advocating for affordable treatment options? Meet Dr. Elizabeth Siwillis, a passionate and accomplished specialist whose expertise in radiation oncology is transforming the nation’s cancer patients’ quality of life.

Cancer, a formidable adversary that affects millions of lives worldwide, requires a multidimensional approach to conquer its challenges. With a wealth of experience and a fervent commitment to improving cancer care, Dr. Siwillis has become a crucial player in the fight against this insidious disease.


As a radiation oncologist, Dr. Siwillis possesses a remarkable breadth of knowledge and experience in the field. Armed with a Master’s degree in Medicine, specializing in Clinical Oncology, she has honed her skills over a decade of dedicated service. Throughout her illustrious career, Dr. Siwillis has demonstrated exceptional proficiency in radiation therapy and chemotherapy, particularly in the management of solid tumors in areas such as the breast, head and neck, and gastrointestinal tract.

Dr. Siwillis’ profound expertise extends far beyond the confines of individual patient care. Her visionary mindset and unwavering commitment to excellence have led her to collaborate with prestigious institutions, including AIC Kijabe Hospital, Tenwek Hospital, HCG CCK Cancer Centre, and Nakuru County Referral Hospital. By instituting multidisciplinary meetings and streamlining patient care within oncology clinics, she has revolutionized the way cancer treatment is delivered, ensuring comprehensive and patient-centric approaches. During her distinguished career, she has personally overseen and treated more than 1650 cancer cases, a testament to her unwavering commitment to patient care and well-being.


Dr. Elizabeth Siwillis is not only a prominent clinician but also an advocate for research and education. Her intellectual curiosity has propelled her to attend and present papers at numerous local and international conferences, positioning her as a respected voice in the field. Furthermore, she has authored several impactful publications, contributing valuable insights to the ever-evolving landscape of oncology.

Beyond her medical contributions, Dr. Siwillis has made an indelible mark in the realm of cancer awareness and public education. Recognizing the critical importance of early detection and prevention, she has actively participated in the rollout of National Cancer Screening and Treatment guidelines. Through compelling initiatives such as continuing medical education sessions, health talks, clinical camps, and even television shows, Dr. Siwillis has tirelessly raised cancer awareness across Kenya, empowering individuals to take charge of their health.

The Impact

Dr. Elizabeth Siwillis’ dedication to quality and affordable cancer care has positively impacted the lives of countless patients. Through her extensive experience and commitment to research, she has pioneered innovative treatment approaches that prioritize both clinical efficacy and economic feasibility. Her emphasis on multidisciplinary collaboration and streamlined patient care has not only improved treatment outcomes but also reduced the burden on patients and their families.

Remember that the battle against cancer can be won or lost by early detection and prompt treatment. Reach out to experts like Dr. Elizabeth Siwillis who are committed to offering thorough and kind care if you are dealing with this issue. Together, we can conquer cancer and create a brighter, healthier future for all.

Patient Reviews of Dr. Elizabeth Siwillis

Patient: Michael Ramirez

Treatment: Head and Neck Tumor Excision

“Dr. Siwillis is a true lifesaver. When I was told I had a head and neck tumor, I was terrified, but her confidence & compassion immediately put me at ease. When she explained my problem and suggested a customized treatment plan, it was clear that she had substantial training and expertise treating head and neck malignancies.

Dr. Siwillis utilizes cutting-edge technology, such as image-guided surgical navigation, to precisely locate and remove the tumor. Her surgical skills are remarkable, and she performed the surgery with precision and care. I am forever grateful to Dr. Siwillis for restoring my health and giving me a new lease on life.”

Patient: Emily Sullivan

Treatment: Gastrointestinal Tract Tumor Resection

“I count it a great privilege to have been under the care of Dr. Elizabeth Siwillis during my gastrointestinal tract tumor resection. Her dedication to her patients’ well-being is unparalleled. Dr. Siwillis’ expertise in treating tumors of the gastrointestinal tract is remarkable. She explained the procedure in detail and answered all of my questions, which helped alleviate my anxiety.

Dr. Siwillis utilizes advanced technology, such as laparoscopic and robotic-assisted surgical techniques, to perform minimally invasive surgeries. Her skill and precision during the operation were awe-inspiring. Thanks to her expertise, I am now on the path to recovery. Dr. Siwillis is a gifted surgeon who truly cares about her patients.”


1. Where does Dr. Elizabeth Siwillis practice as a radiation oncologist?

Dr. Elizabeth Siwillis practices as a radiation oncologist at the HCG Cancer Centre in Nairobi, Kenya.

2. What is Dr. Siwillis’s area of expertise?

Dr. Siwillis has received considerable training in chemotherapy and radiation treatment for various malignancies. She is particularly interested in gastrointestinal, head and neck, and breast solid tumors.

3. Does Dr. Elizabeth Siwillis treat all types of cancer?

Yes, Dr. Siwillis is experienced in treating various types of cancer.

4. How can I schedule an appointment with Dr. Elizabeth Siwillis?

You can book an appointment with Dr. Elizabeth Siwillis online here.

5. Can Dr. Siwillis provide second opinions for cancer patients?

Yes, Dr. Siwillis can provide second opinions for cancer patients.

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