HHS OCR report ยท 2024
Highmark data breach
OCR report facts
- Covered entity
- Highmark
- Entity type
- Health Plan
- State
- Pennsylvania
- Individuals affected
- 6,205
- Submission date
- Mar 29, 2024
- Type of breach
- Unauthorized Access/Disclosure
- Location of breached information
- Paper/Films
- Business associate present
- No
- Status
- Archive (closed)
OCR description
Highmark, the covered entity (CE), reported that an employee mailed the protected health information (PHI) of 6,205 individuals to outdated addresses. The PHI involved included names, addresses, dates of birth, member identification number, diagnoses, medications, and other treatment and financial information. The CE notified HHS, impacted individuals, and the media. In its mitigation efforts, the CE implemented additional administrative and technical safeguards to better protect its sensiti...
Text as published on the HHS OCR breach portal.
Frequently asked questions
How many people were affected by the Highmark data breach?
The report to HHS OCR lists 6,205 individuals affected.
When was it reported to HHS?
It was submitted to HHS OCR on Mar 29, 2024.
What type of breach was it?
The OCR portal lists the type of breach as Unauthorized Access/Disclosure, 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 Highmark 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 Highmark.