Dignity Health Imaging at St. Joseph's Medical Center is a imaging & radiology center that offers many services, including 3d mammography/tomosynthesis, digital mammography, and breast ultrasound. Visit St. Joseph's Imaging Center located at 1617 N California St, Stockton, CA. This Stockton imaging & radiology center is one of the best in California. As part of the Dignity Health network, St. Joseph's Imaging Center is dedicated to delivering high quality, compassionate care and access to Stockton and nearby communities.