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How do I recover a forgotten Dexcom SHARE username?

You can recover your username either online or through the Dexcom SHARE App.


To recover your username online, take the following steps:

  1. 1. Go to
  2. 2. Enter your email address and click on the 'Submit' button.
  3. 3. An email will be sent to that email address.  It will list any usernames associated with that address.


To recover your username through the Dexcom SHARE App, take the following steps:

  1. 1. Press the “Forgot Username” link on the Login screen
  2. 2. Enter the Sharer’s email address that was used to setup their Dexcom account. An email containing their username(s) will be sent to this email address.
  3. 3. Once the email is received, open it on the same iPhone or iPod touch that has the Dexcom Share App. The email will show the username(s) linked to the email address.

Dexcom G4 PLATINUM (Adult) FAQ Topics:

LBL-012281 Rev01
US - English translation unavailable for Interested in Dexcom CGM.