St. Mary's Sister Diane Grassilli Center for Women's Health is a women's health center that offers many services, including bone density testing, tomosynthesis, and stereotactic biopsy. Visit St. Mary's Sister Diane Grassilli Center for Women's Health located at 1 Shrader St, San Francisco, CA. This San Francisco women's health center is one of the best in California. As part of the Dignity Health network, St. Mary's Sister Diane Grassilli Center for Women's Health is dedicated to delivering high quality, compassionate care and access to San Francisco and nearby communities.