Dexcom, Inc. Data Breach Notice (California Attorney General)

The filing from Dexcom, Inc. confirms that personal information belonging to some of its customers was exposed on November 02, 2026. The company submitted the notification to the California Attorney General on November 13, 2026 — just 11 days later. The record does not state how many people were affected.

No passwords or login credentials were exposed

This is important. Because no credentials appear in the exposed categories, there is no need to change any Dexcom account password for this incident. Your account itself remains secure in that respect. The risk lies in the personal information that cannot be reset or replaced.

What the exposed personal information can enable

Names combined with addresses and medical device details create opportunities for targeted fraud. Scammers can use this combination to impersonate you when dealing with insurers, pharmacies, or customer support lines that handle Dexcom glucose monitoring equipment. The information retains value long after the incident because it ties directly to your identity and ongoing medical care.

The filing lists only personal information as exposed in the incident. No Social Security numbers, financial account numbers, driver’s license numbers, or other government identifiers are named. This limits some of the most severe identity theft risks that often accompany breaches.

How to know if this affects you

Dexcom is required to notify affected customers directly, usually by mail. If you have not received a letter, your records were likely not included. However, if you have moved since November 02, 2026, contact Dexcom directly to confirm whether your information was part of this filing. Only the company can tell you with certainty.

What you can still control

• Monitor explanations of benefits from your health insurer and Dexcom for any claims or orders you did not make.
• Place a fraud alert with the three major credit bureaus if you ever notice unexpected activity tied to your name and address.
• Be wary of unsolicited calls or emails that reference your Dexcom devices or recent medical supplies; verify requests through official channels before responding.
• Review account statements for any Dexcom-related services for unusual charges or changes to shipping addresses.

The short interval between the incident and the filing suggests Dexcom moved quickly once it identified the exposure. The record does not disclose the cause or whether any data was confirmed stolen. Focus on the concrete steps above and on watching for misuse of the personal details that were named.