William Magnuson, M.D.

Radiation Oncologist

Dr. Magnuson is Board Certified in Radiation Oncology. After completing medical school, he completed his residency in Radiation Oncology at the University of Wisconsin. Dr. Magnuson then completed a fellowship in Stereotactic Radiosurgery and Stereotactic Body Radiotherapy at Yale University. While at Yale, he performed over 300 cases of radiosurgery, wrote research protocols and published numerous articles in peer reviewed journals. Dr. Magnuson has published extensively in the literature, with publications pertaining to stereotactic radiosurgery, brain metastases, primary CNS malignancies, head and neck cancer, skin cancer, gynecologic malignancies and gastrointestinal cancers. Now that he has completed his training, Dr. Magnuson feels very blessed to return home and provide the highest level of care for his fellow Alaskans.


  • Fellowship, Stereotactic Radiosurgery and Stereotactic Body Radiotherapy: Yale University
  • Residency, Radiation Oncology: University of Wisconsin
  • Internship, Internal Medicine: Saint Louis University
  • Doctor of Medicine: Saint Louis University

Anchorage Associates in Radiation Medicine Welcomes William Magnuson M.D.

The physicians of Anchorage Associates in Radiation Medicine (AARM) are pleased to announce the addition of William Magnuson, M.D., another board certified radiation oncologist, to their practice.

"We are pleased to welcome Dr. Magnuson to our team,” says John Halligan, M.D., board certified radiation oncologist and Medical Director of AARM, as well as the Alaska CyberKnife Center. “His skills and education, as well as his passion for patient care, are exceptional. With his local roots and love of Alaska, Dr. Magnuson is an ideal addition to the group and will help us fulfill our mission to provide the highest level of radiation oncology care in more locations across the state."

Dr. Magnuson was born and raised in the Anchorage area prior to moving to Ann Arbor, Michigan for his senior year of high school to play hockey for the United States Under-18 National Team. He received his first undergraduate degree at Lake Superior State University, where he played Division I hockey and was drafted by the Colorado Avalanche of the National Hockey League. After graduation, he attended their NHL training camp and was offered a contract, though chose to pursue a career as an oncologist. Dr. Magnuson then returned to Anchorage and received a second undergraduate degree from the University of Alaska – Anchorage prior to matriculating to Saint Louis University for medical school.

After receiving his Medical Doctorate, Dr. Magnuson completed his residency in Radiation Oncology at the University of Wisconsin. In addition to completing his residency training, he performed over 250 brachytherapy cases and served as Chief Resident. Dr. Magnuson then completed a Stereotactic Radiosurgery (SRS) and Stereotactic Body Radiotherapy (SBRT) fellowship at Yale University, utilizing the renowned CyberKnife system. During his fellowship, he logged over 300 radiosurgery cases, including brain and spine SRS, as well as liver, lung, and prostate SBRT. Dr. Magnuson has also published numerous research papers in peer-reviewed journals on the treatment of brain metastases as well as the management of central nervous system, head and neck, skin, gynecologic, and gastrointestinal malignancies.

Dr. Magnuson is extremely excited to be coming home and joining AARM. "I am incredibly grateful to have the opportunity to practice medicine in my beloved Alaska and work with such a phenomenal team of physicians, physicists, and support staff,” says Dr. Magnuson. “I also feel very fortunate to have the latest version of the CyberKnife as a treatment option for my patients. Most importantly, I feel so blessed to be able to play such an important role in my patients’ lives and to help them through a very difficult time. I always strive to provide a sense of comfort while doing my very best to cure my patients of their cancer, extend the life of those who cannot be cured, or palliate symptoms to improve their quality of life."

The physicians of Anchorage Associates in Radiation Medicine include Drs. Halligan and Magnuson, as well as board certified radiation oncologists Jamie Blom, M.D., Clare Bertucio, M.D., and Eugene Huang, M.D. The group provides radiation oncology treatments across the state of Alaska, including the Providence Cancer Center and the Alaska CyberKnife Center at Providence Cancer Center in Anchorage, Peninsula Radiation Oncology Center in Soldotna, and Southeast Radiation Oncology Center in Juneau. Their newest center, Mat-Su Valley Comprehensive Cancer Center, will open in Palmer later this year.