HHS OCR report ยท 2023
Blue Shield of California OR Blue Shield of California Promise Health Plan data breach
OCR report facts
- Covered entity
- Blue Shield of California OR Blue Shield of California Promise Health Plan
- Entity type
- Business Associate
- State
- California
- Individuals affected
- 27,832
- Submission date
- Nov 17, 2023
- Type of breach
- Hacking/IT Incident
- Location of breached information
- Network Server
- Business associate present
- Yes
- Status
- Archive (closed)
OCR description
Blue Shield of California OR Blue Shield of California Promise Health Plan, the covered entity (CE), reported that its business associate (BA) experienced a cyber-attack that compromised the protected health information (PHI) of 27,832 individuals. The PHI involved included names, Social Security numbers, diagnoses, addresses, birthdates, and claims information. In its mitigation efforts, the CE provided complimentary credit monitoring services and implemented additional administrative, tech...
Text as published on the HHS OCR breach portal.
Frequently asked questions
How many people were affected by the Blue Shield of California OR Blue Shield of California Promise Health Plan data breach?
The report to HHS OCR lists 27,832 individuals affected.
When was it reported to HHS?
It was submitted to HHS OCR on Nov 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 Shield of California OR Blue Shield of California Promise Health Plan 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 Shield of California OR Blue Shield of California Promise Health Plan.