St. John's Hospital Camarillo is a hospital that offers many services, including cancer care, emergency services, and subacute care. Visit St. John's Hospital Camarillo located at 2309 Antonio Ave, Camarillo, CA. This Camarillo hospital is one of the best in California. As part of the Dignity Health network, St. John's Hospital Camarillo is dedicated to delivering high quality, compassionate care and access to Camarillo and nearby communities.