Dr. Hayden Ansinelli, MD, MSC

Hayden Ansinelli, MD, MSc is a radiation oncologist at TMC Health Cancer Center. Dr. Ansinelli treats a variety of malignancies, with a focus on genitourinary and head and neck cancers. He specializes in gynecologic and prostate brachytherapy.
Dr. Ansinelli attended Miami University in Oxford, OH where he earned a bachelor’s degree in kinesiology and health followed by a master’s degree in exercise and health science. He then went on to complete medical school at Marshall University Joan C. Edwards School of Medicine in Huntington, WV before completing a transitional year residency at the University of Central Florida/HCA Healthcare Consortium in Ocala, FL. He then completed his residency in radiation oncology at the University of Arizona College of Medicine in Tucson, AZ. Passionate about brachytherapy, he is one of the first residents to complete the American Brachytherapy Society’s 300-in-10 Fellowship in Houston, TX.
While attending medical school, Dr. Ansinelli was recognized as …the head of the medical student tutoring program and worked as a research assistant at the McKown Translational Genomic Research Institute. His research has been published in numerous journals, including Advances in Radiation Oncology, the European Journal of Applied Physiology and the Journal of Contemporary Brachytherapy. He most recently presented his work at the American Brachytherapy Society Meetings in 2022 and 2023. He also continues to be involved in resident and medical student education, mentoring numerous local students and resident physicians.
In 2023, Dr. Ansinelli became the first oncologist to ever be chosen for the Hispanic Chamber of Commerce’s prestigious, annual “Tucson 40 Under 40” award in recognition of his dedication to patient advocacy and community service in Tucson.
Outside of work, Dr. Ansinelli likes to spend time with his wife, Sam, and their family. He also enjoys exercising, skiing, playing pool and traveling.