HHS OCR report · 2015
CEMEX, Inc. data breach
OCR report facts
- Covered entity
- CEMEX, Inc.
- Entity type
- Health Plan
- State
- Texas
- Individuals affected
- 880
- Submission date
- Apr 27, 2015
- Type of breach
- Hacking/IT Incident
- Location of breached information
- Network Server
- Business associate present
- Yes
- Status
- Archive (closed)
OCR description
Blue Cross and Blue Shield of Texas, a business associate (BA) of CEMEX, Inc., the covered entity (CE), stored the CE’s electronic protected health information (ePHI) on computer servers belonging to its parent corporation, Anthem, Inc. Anthem experienced a series of cyberattacks which exposed the electronic protected health information (ePHI) of almost 79 million people, affecting 880 individuals who received health insurance from the CE. The ePHI involved included names, social security n...
Text as published on the HHS OCR breach portal.
Frequently asked questions
How many people were affected by the CEMEX, Inc. data breach?
The report to HHS OCR lists 880 individuals affected.
When was it reported to HHS?
It was submitted to HHS OCR on Apr 27, 2015.
What type of breach was it?
The OCR portal lists the type of breach as Hacking/IT Incident, with the breached information located in: Network Server.
Is the investigation still open?
No. The report is in the OCR portal archive, which holds reports where OCR has closed its review.
Is a breach notice letter from CEMEX, Inc. legitimate?
This site cannot verify letters. Check the sender against the organisation's official website and the HHS OCR breach portal, and avoid calling numbers or clicking links only listed in an unexpected message. See our guide on what to do after a data breach notice.
Source: HHS OCR Breach Portal, OCR export October 2026. Network USA is not affiliated with HHS or CEMEX, Inc..