Hand holding smart device

Contact us

Dexcom is here to provide you with ongoing support and answer any questions you may have about your Dexcom CGM System. Locate the right support department below based on your immediate needs.

Need support for a Dexcom product?

Has your sensor come off or are you missing glucose readings? Submit a product support request through the online form below. We are here to help.
  • Submit product support request

Product support

Man looking down at smart phone

Live chat with a product support agent

Live chat is available Monday-Sunday from 5AM-5PM PST.
  • Open chat now
Dexcom overpatch and instructions sheet

Request Dexcom G6 sensor overpatches

Overpatches may help keep adhesive secure and clean.
woman talking on headset

Request a call back from a product support agent

This queue is open 24/7.

Product Support

Contact Dexcom directly for product troubleshooting and software support.

Customer support

woman looking at smart phone with dexcom app screen showing

Get customer support

General customer inquiries, CGM training and education.
Privacy PolicyTerms of Use

LBL-1001419 Rev005

LBL - 1001885 REV002

© Dexcom, Inc. All rights reserved.

US flag


Change region