Dexcom Welcome Center
Everything you need to help you start with confidence and feel supported from day one.
Your first steps with Dexcom G7
See how easy it can be to manage diabetes with Dexcom G7.
Dexcom is here to help every step of the way
- Chat with an expert
- Request a replacement sensor
- Talk to a real human 24/7 at (844) 607-8398
- Request a callback
Diabetes 101 video series
Tips for managing diabetes
Explore more features
Troubleshooting and FAQs
Looking for a quick answer? Search by topic, browse FAQs, and watch training videos to get help with common questions.
Inspiring stories from real users
Explore real stories from Dexcom users and see how their CGM is part of their everyday routines, big goals, and everything in between.
*Smart device sold separately. For a list of compatible devices, visit dexcom.com/compatibility.