Dr. Hetelekidis joined Radiation Oncology Associates in 1999, and served between 2005-2014 as the Chairman of the Department of Radiation Oncology at Inova Fairfax Hospital. Her areas of interest are breast cancer and gynecological malignancies.

Dr. Hetelekidis graduated from the Massachusetts Institute of Technology with Bachelor of Science degrees in both Life Sciences and Humanites and Science. She received her MD degree from the University of Rochester where she was elected to the Alpha Omega Alpha Medical Honor Society. After a medical internship at Beth Israel Hospital in Boston, she completed a residency at the Joint Center for Radiation Therapy at Harvard Medical School. She served on the faculty of Duke University, and then returned to Harvard where she was appointed to the Harvard faculty, working in the Department of Radiation Oncology at the Brigham and Women’s Hospital and the Dana-Farber Cancer Institute. She was a consultant at the Dana-Farber Breast Evaluation Clinic, and the Gynecologic Oncology Clinic. She has lectured and published research on the treatment of breast cancer.

Dr. Hetelekidis is board certified in Radiation Oncology.