Have questions about Dexcom G6 CGM?

Having Difficulty With A Dexcom Product?

Has your sensor come off or are you missing glucose readings? Submit a Tech Support Request through the online form below. No need to wait on the phone!

G6 Product Support Request Dexcom ONE Product Support Request

We're here to help!

New Customer Enquiries

Are you new to Dexcom and have questions about products, NHS funding or how to place an order? Please visit our FAQs page or complete the Contact Us form.

Office opening times:
Monday - Thursday 09:00 - 17:30
Friday 09:00 - 16:00

0800 031 5761
[email protected]

Ready to place an order?

Submit your first order

Customer Service & Order Enquiries

Are you an existing customer and have a question about your order, payment or shipment? We are here to provide ongoing support for your Dexcom CGM System.

Office opening times:
Monday - Thursday 09:00 - 17:30
Friday 09:00 - 16:00

0800 031 5761
NHS funded patient enquiries – [email protected]
Self-funded customer enquiries – [email protected]

Did you know?
You can log in to your My account to view and update your account and payment details, view your order status and check when your next shipment is due.

Technical Support Enquiries

Did you know?
You will find lots of answers on our Help Centre and Training resource pages.

For product troubleshooting, replacements or compatibility enquiries, please complete a support request form:

G6 product

Dexcom ONE product

Office opening times:
Monday - Friday 07:00 - 18:00
Saturday & Sunday 08:00 - 16:30

Training & Resources

To get the most from your Dexcom CGM take a look at our free
Dexcom training resources and materials or check out the FAQs.

Dexcom Store

Visit our Dexcom Store to make your first Dexcom purchase or reorder supplies.