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Regulator-posted notice

Breach notice filed by Blue Cross Blue Shield of Massachusetts (February 2019)

Organization named: Blue Cross Blue Shield of Massachusetts Provisional: identity as filed, not yet matched to the directory
Type as the source lists it: Hacking/IT Incident

What the sources say

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

Posted on the HHS Office for Civil Rights breach portal with a submission date of Feb. 15, 2019.

Organization as reported
Blue Cross Blue Shield of Massachusetts, MA
Entity type as reported
Health Plan
Category as reported
Hacking/IT Incident
Location of information as reported
Email
Submission date
Feb. 15, 2019
Observed by BreachRecords
2026-10-18 16:15 UTC (revision 13531, row:4670)
Archived copy
Held in the private archive (provenance)

An employee of Health Equity, a business associate (BA) of the covered entity (CE), Blue Cross Blue Shield of Massachusetts, was the target of a social engineering attack on his personal computer where he had stored the username and password to his Health Equity webmail account. Using this login information, a third party sent a phishing email to 1,322 of the employee’s contacts. The incident potentially affected the demographic, financial, and clinical protected health information (PHI) of 1,262 individuals. The CE provided breach notification to HHS, affected individuals, and the media. OCR reviewed the BA agreement (BAA) between the CE and BA and stated it appears to comply with the requirements of the Rule. In response to this incident, the CE updated the BAA for remediation purposes. OCR opened a separate investigation of the BA related to this incident.

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

Figures, per source

  • 1,262 individuals affected (total reported), according to the HHS Office for Civil Rights breach portal, source date Feb. 15, 2019, 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 (HHS Office for Civil Rights breach portal)
  • Observed by BreachRecords (revision 13531)
  • Approved by a reviewer

Organizations linked by a reviewer

Archived evidence

  • 3dbc27dd5742e041cc1e7fe18cc669e2901fbd3b86b7007ed27948ff4d406e1f
    text/csv, 5,530,996 bytes, retrieved from HHS Office for Civil Rights breach portal, 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 Blue Cross Blue Shield of Massachusetts (February 2019). We acknowledge every request within two business days. We reply by email.

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