The Ellen Hermanson Breast Center at the Stony Brook Southampton Hospital is proud to be designated a Breast Imaging Center of Excellence by the American College of Radiology (ACR). Learn more about ACR accreditation. The Center offers a wide spectrum of breast health services, including education, early detection screenings, and breast cancer treatment and support. The Center utilizes state-of-the-art diagnostic techniques, including tomosynthesis — the most advanced mammography technology — ultrasound, and stereotactic breast biopsy. No patient is turned away from the Stony Brook Southampton Hospital for lack of insurance or inability to pay for treatment.