CareMessage is a healthcare technology company that provides a mobile patient engagement platform for healthcare providers to communicate with their patients. The platform enables healthcare providers to send automated text messages to patients, which can be used for appointment reminders, medication adherence, and other health-related communications. CareMessage's platform is designed to improve patient engagement and health outcomes, particularly for underserved populations. The company was founded in 2012 and is headquartered in San Francisco, California.