HHS OCR report ยท 2023
Blue Cross Blue Shield of Arizona data breach
OCR report facts
- Covered entity
- Blue Cross Blue Shield of Arizona
- Entity type
- Health Plan
- State
- Arizona
- Individuals affected
- 47,485
- Submission date
- Aug 17, 2023
- Type of breach
- Hacking/IT Incident
- Location of breached information
- Network Server
- Business associate present
- Yes
- Status
- Archive (closed)
OCR description
Blue Cross Blue Shield of Arizona, the covered entity (CE), reported that a vendor of its business associate (BA) was the subject of a cybersecurity incident that compromised the protected health information (PHI) of 47,485 individuals. The PHI involved included names, dates of birth, addresses, Social Security numbers, and financial information. The CE notified HHS; the BA notified affected individuals and the media. In its mitigation efforts, the BA and vendor implemented new technical saf...
Text as published on the HHS OCR breach portal.
Frequently asked questions
How many people were affected by the Blue Cross Blue Shield of Arizona data breach?
The report to HHS OCR lists 47,485 individuals affected.
When was it reported to HHS?
It was submitted to HHS OCR on Aug 17, 2023.
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 Blue Cross Blue Shield of Arizona 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 Blue Cross Blue Shield of Arizona.