HHS OCR report ยท 2015
Blue Cross Blue Shield of Michigan data breach
OCR report facts
- Covered entity
- Blue Cross Blue Shield of Michigan
- Entity type
- Health Plan
- State
- Michigan
- Individuals affected
- 3,903
- Submission date
- Mar 17, 2015
- Type of breach
- Theft
- Location of breached information
- Paper/Films
- Business associate present
- No
- Status
- Archive (closed)
OCR description
OCR opened an investigation of the covered entity (CE), Blue Cross Blue Shield of Michigan, after it reported that the protected health information (PHI) of 3,903 of its patients had been stolen for the purposes of identity fraud. The types of PHI disclosed included names, ages, genders, dates of birth, contract numbers, group names and numbers, and social security numbers. The CE provided breach notification to HHS, the media and affected individuals. Following the breach, the CE improved s...
Text as published on the HHS OCR breach portal.
Frequently asked questions
How many people were affected by the Blue Cross Blue Shield of Michigan data breach?
The report to HHS OCR lists 3,903 individuals affected.
When was it reported to HHS?
It was submitted to HHS OCR on Mar 17, 2015.
What type of breach was it?
The OCR portal lists the type of breach as Theft, with the breached information located in: Paper/Films.
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 Michigan 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 Michigan.