Regulator-posted notice

Breach notice filed by Blue Shield of California (September 2025)

Organization named: Blue Shield of California Provisional: identity as filed, not yet matched to the directory
Type as the source lists it: Unauthorized Access/Disclosure

What the sources say

HHS OCR breach portal (HIPAA breaches affecting 500 or more individuals) Primary notice

Posted on the HHS Office for Civil Rights breach portal with a submission date of Sept. 29, 2025.

Organization as reported: Blue Shield of California, CA
Entity type as reported: Health Plan
Category as reported: Unauthorized Access/Disclosure
Location of information as reported: Paper/Films
Submission date: Sept. 29, 2025
Observed by BreachRecords: 2026-10-18 16:15 UTC (revision 9134, row:273)
Archived copy: Held in the private archive (provenance)

The covered entity (CE), Blue Shield of California, reported that an employee mailed the protected health information (PHI) of 93,921 individuals to the wrong addresses. The PHI involved demographic information. The CE notified HHS, affected individuals, and the media. In response to the breach, the CE provided complimentary credit monitoring services to the affected individuals and implemented additional administrative, technical, and security safeguards to better protect its PHI.
The source's own words, from the revision above.

Figures, per source

93,921 individuals affected (total reported), according to the HHS Office for Civil Rights breach portal, source date Sept. 29, 2025, revision observed 2026-10-18.

Each figure is one source's figure with the basis that source gave. Figures from different sources are shown side by side and are not added, averaged or chosen between.

Timeline

Source dates are the dates the sources give. Observation dates are when BreachRecords recorded each revision.

2025-09-29Submission date (HHS Office for Civil Rights breach portal)
2026-10-18Observed by BreachRecords (revision 9134)
2026-10-19Approved by a reviewer

Organizations linked by a reviewer

Blue Shield of California Named as the covered entity Provisional: identity as filed, not yet matched to the directory Linked 2026-10-19, method provisional.

Archived evidence

3dbc27dd5742e041cc1e7fe18cc669e2901fbd3b86b7007ed27948ff4d406e1f
text/csv, 5,530,996 bytes, retrieved from HHS Office for Civil Rights breach portal, 2026-10-18 16:15 UTC. Archived privately · Provenance · Source page

Records reflect source filings as of the dates shown. BreachRecords is not a regulator.

Request a correction

A record that disagrees with its source, names the wrong organization or duplicates another is corrected after review. This form is about Breach notice filed by Blue Shield of California (September 2025). We acknowledge every request within two business days. We reply by email.

The form is being set up. Check back soon.