Dexcom, Inc. empowers people to take control of diabetes through innovative continuous glucose monitoring (CGM) systems. Founded in 1999 and headquartered in San Diego, California, Dexcom has emerged as a leader of diabetes care technology. By listening to the needs of users, caregivers, and providers, Dexcom strives to simplify and improve diabetes management around the world. CGM systems are medical devices that can show patients’ glucose levels (including the rate of change and direction) throughout the day and night. Dexcom CGM reduces some of the guesswork that comes with making diabetes treatment decisions, offering our users’ greater peace of mind.