General Info

Marie Weeks, MD, is a board-certified radiation oncologist with Rocky Mountain Cancer Centers, providing comprehensive cancer care in the Longmont area. Dr. Weeks specializes in Radiation Oncology, Breast Cancer, Head and Neck Cancer, Lung Cancer and Prostate Cancer. She strives to provide compassionate care, maintain patients' dignity and provide the most progressive treatments available. Dr. Weeks is part of a team of over 50 physicians at RMCC providing advanced cancer care in communities across the state. She collaborates with specialists in all areas of cancer diagnostics and treatment including medical oncology, radiation therapy, surgery, immunotherapy, genetic testing, clinical trials and supportive care to offer patients a coordinated and comprehensive care plan. As an additional strength, RMCC is part of The US Oncology Network, one of the nation's largest networks of integrated community-based oncology practices dedicated to advancing high-quality, evidence-based patient care.