Dr. Mahajan is a Professor in the Department of Radiation Oncology at Mayo Clinic in Rochester, Minnesota. She completed her residency at McGill University and a Proton Fellowship at the Massachusetts General Hospital. Her clinical interests in pediatric and adult CNS radiation oncology with a particular interest in optimizing treatment delivery and late effect. In Rochester, she serves a the Medical Director Particle Therapy with responsibilities involving the day to day operation of the facility as well as future developments. .