UnknownHealthcareHealthcareGovernment IDHealth (basic)PCIFinancial accountMedium

MASS GENERAL BRIGHAM INCORPORATED

bd_c5daf72cf2ffa302 · schema v1 · pii pii-v1

Severity

Medium

Discovered

—

Filed

Jun 28, 2024

To disclose

—

Affected

520state residents only

Linked

3 filings

Confidence

95%

Full breach record for MASS GENERAL BRIGHAM INCORPORATED →13 incidents on file

Mass General Brigham Incorporated reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2024-06-28. 520 Massachusetts residents were affected.

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Massachusetts clock✓ MA credit monitoring due

⚠ no discovery dateNo discovery date was extracted, so no notification clock can be evaluated.

Incident timeline — partial

? — ?

Breach window unknown

Jun 28, 2024

Filed

—

Corroborated · see linked filings

Compliance clocks stay unassessable until a regulatory filing lands. Dashed segments fill in automatically when corroboration arrives.

This filing is one of 3 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (2) · sorted by filing gap

HHS OCRbd_798f982e3aa2f2642024-06-28Verified
New Hampshire State AGbd_90b5d0e711302d9d2024-06-28Verified

Name: MASS GENERAL BRIGHAM INCORPORATED
norm: mass general brigham
Domain: massgeneralbrigham.org

Name: MASS GENERAL BRIGHAM INCORPORATED
norm: mass general brigham
Domain: massgeneralbrigham.org
Industry: Healthcareregulator portal

Discovered: —
Materiality determined: —
Notification sent: —
Affected individuals: 520state-resident count only
Data types: Government IDHealth (basic)PCI
Data elements: Social Security numberMedical informationPayment card number
Stated not affected: Financial account numberDriver's licence number
The filing states these were not involved. Categories absent from both lists were not addressed either way.
Attack vector: Unknown

Compliance flags: MA credit monitoring due
Discovery-date grounding: no discovery dateNo discovery date was extracted, so no notification clock can be evaluated.

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 3 filings · 2 states

View merged incident ↗

HHS OCRJun 28 · first

New Hampshire State AGJun 28 · first

Massachusetts State AGJun 28 · first · this page

Evidence ladder

Leak-site claim

Attacker assertion only. Establishes: claim date, group, alleged victim.

Press / market report

Unlocks: incident narrative, operational impact. Still no compliance clock.

State AG / regulator filingThis record

Unlocks: discovery date, data types, affected count, compliance clock.

SEC 8-K / victim statement

Unlocks: materiality, stated response, full audit trail. Ceiling removed.

Source URL: https://www.mass.gov/doc/data-breach-report-2024/download
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jun 28, 2024
Raw hash: f1906086951b71dad4cfc7fc4e0c4b118bff06ba3b8b57ad67b1c34a043442d5

Linked disclosures

Regulatory filings (2) · sorted by filing gap

Reporting entityMASS GENERAL BRIGHAM INCORPORATED

Victim entityMASS GENERAL BRIGHAM INCORPORATED

IncidentUnknown

ComplianceMA credit monitoring due

Extraction provenanceno artifact recorded

Source provenancewww.mass.gov