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Regulator-posted notice

Breach notice filed by Highmark (March 2024)

Organization named: Highmark Provisional: identity as filed, not yet matched to the directory
Type as the source lists it: Unauthorized Access/Disclosure

What the sources say

HHS OCR breach portal (HIPAA breaches affecting 500 or more individuals) Primary notice

Posted on the HHS OCR breach portal (HIPAA breaches affecting 500 or more individuals) with a submission date of March 29, 2024.

Organization as reported
Highmark, PA
Entity type as reported
Health Plan
Category as reported
Unauthorized Access/Disclosure
Location of information as reported
Paper/Films
Submission date
March 29, 2024
Observed by BreachRecords
2026-10-18 16:15 UTC (revision 10036, row:1175)
Archived copy
Held in the private archive (provenance)

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covered entity (CE), reported that an employee mailed the protected health information (PHI) of 6,205 individuals to outdated addresses.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 sensitive data. Staff were retrained.

The source's own words, from the revision above.

Figures, per source

  • 6,205 individuals affected (total reported), as reported by the HHS OCR breach portal (HIPAA breaches affecting 500 or more individuals), source date March 29, 2024, revision observed 2026-10-18.

Each figure is one source's figure with the basis that source gave. Figures from different sources are shown side by side and are not added, averaged or chosen between.

Timeline

Source dates are the dates the sources give. Observation dates are when BreachRecords recorded each revision.

  • Submission date at the HHS OCR breach portal (HIPAA breaches affecting 500 or more individuals)
  • Observed by BreachRecords (revision 10036)
  • Approved by a reviewer

Organizations linked by a reviewer

  • Highmark Named as the covered entity Provisional: identity as filed, not yet matched to the directory Linked 2026-10-19, method provisional.

Archived evidence

  • 3dbc27dd5742e041cc1e7fe18cc669e2901fbd3b86b7007ed27948ff4d406e1f
    text/csv, 5,530,996 bytes, from the HHS OCR breach portal (HIPAA breaches affecting 500 or more individuals), retrieved 2026-10-18 16:15 UTC. Archived privately · Provenance · Source page

Records reflect source filings as of the dates shown. BreachRecords is not a regulator.

Request a correction

A record that disagrees with its source, names the wrong organization or duplicates another is corrected after review. This form is about Breach notice filed by Highmark (March 2024). We acknowledge every request within two business days. We reply by email.

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