DexCom Customer Service

Contact DexCom & solve common issues

Use DexCom's Phone Number

DexCom's customer service phone number is the best way to reach them and resolve issues. While there may be a wait, you will be able to talk to a real human being.

Help specific to your issue

Start typing out your issue or question. We can answer questions or elaborate on existing answers in real time with our database of customer service information about DexCom. Below you will also find the phone and non-phone-based contact information we've gathered.

DexCom: top questions and answers

Be sure to check out the full answer to your question listed below. We have written extensive, step-by-step guides for even the most vexing of customer service problems for DexCom.
There's more!
Click below to show 3 more questions, answers, and complete guides to common DexCom customer support problems.

Contacting DexCom customer support

Below you can compare and contrast the 2 ways to contact DexCom by looking at which ones are the fastest and which ones other customers recommend the most for solving DexCom customer service issues as reported to us by the 50 million or so customers that come to GetHuman each year and share their experiences. You can contact DexCom across the following channels: Phone, Web.

Phone number / contactWaitVotes
888-738-3646
Customer Support
2 mins17
Online Help at dexcom.com
Customer Service
< 4 hrs94

Recent reasons customers contacted DexCom:

i keep getting a sexsor failour after putting in a new sensor
Sensor insertion resulted in bleeding causing the sensor to not work. I would like a re...
I put in a order for a dexcom G* and never received my order confirmation or my dexcom
CGM will not pick up sensor readings. Its only * days into its ** day life. how do I fi...
This is my first week with the Dexcom glucose monitor. The Sales Rep was kind enough to...
I seem to be allergic to the tape used with Dexcom. Do you have any suggestions?
My daughters sensor came off on day *
My Mom out her first sensor on Sat.. she was taken to hospital by ambulance and during...
John Cassara, Pharmacist, Los Angeles City Fire*Department, Emergency Medical Services...
I have just recieved a T slim insulin pump and inserted new sensor * days ago and my pu...
Hi,**I am hoping y’all can help me. I use Diabetes Management Supplies in Louisiana to...
checking on status of new prescription. my provider has quit communicating with me
I have a failed transmitter and * sensors that failed because my arm bled.
I was checking on my order for more senseory, I had place it but haven’t received it...
I have had issues with two of my deccom g* sensors. The first issue I had was a message...

Help me with my issue

Does GetHuman work with DexCom?

GetHuman does not work with DexCom's customer support operations, directly or in any other way. GetHuman has no partnership or relation to DexCom at all. GetHuman works with customers everywhere to compile the best tips and tools for reaching call centers faster and solving common customer problems effectively. Much of the information on this website comes from customers who struggled to find the best contact information or solve a problem and shared their story. The information on this website is edited frequently, but for the most accurate and up to date contact information, it may be useful to check DexCom's own website for new or more up to date information about calling or messaging their call center. If you'd like to help in the effort to improve customer service for all, please share this page!

Contacting DexCom at a Glance

DexCom has no chat option
DexCom has no customer email
DexCom has 1 help forum
DexCom has no twitter handle
DexCom has no facebook page
Contact information overview

Answered on this page:

Can I reuse DexCom CGM sensors?
How often do I need to calibrate my DexCom CGM?
Solutions to common issues

Contacting Other Companies

Was this page helpful?
Thank you and please share!
Thank you and please share!
Needs work
Sharing is what powers GetHuman's free customer service contact information and tools. You can help!