Doctors at Ascension Saint Agnes Health Center Catonsville deliver primary care, women's health care, therapies and testing close to home. Ascension Saint Agnes Health Center Catonsville provides primary care services to Catonsville. We listen to understand your health concerns. Part of Ascension Maryland, the health of you and your family is our priority. Our doctors specialize in internal medicine. We also provide heart care, imaging, and lab services at this location. We now offer 3D mammography at this location. Walk in mammograms are available.