UnknownHealthcareHealthcarePHIIdentity (basic)Low

Massachusetts General Hospital

bd_095ff4e359e36b92 · schema v1 · pii pii-v1

Severity

Low

Discovered

—

Filed

Feb 21, 2024

To disclose

—

Affected

Not disclosed

Confidence

65%

Full breach record for Massachusetts General Hospital →88 incidents on file

Massachusetts General Hospital filed a data breach notice with the Vermont Attorney General on February 21, 2024. The notice advises consumers to review account statements and update personal information. The specific nature of the breach, data types compromised, and number of affected individuals are not detailed in the filing page itself, though the attached PDF is a consumer notice regarding protected health information.

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Incident timeline — partial

? — ?

Breach window unknown

Feb 21, 2024

Filed

No interval is drawn: no breach start or discovery date is on record for this filing.

Tracked as a single-filing incident — the only disclosure on record for this event so far.ConfirmedView incident

Name: Massachusetts General Hospital
norm: massachusetts general hospital
Domain: massgeneral.org

Name: Massachusetts General Hospital
norm: massachusetts general hospital
Domain: massgeneral.org
Industry: Healthcarellm

Discovered: —
Materiality determined: —
Notification sent: Feb 21, 2024
Affected individuals: Not disclosed
Data types: PHIIdentity (basic)
Attack vector: Unknown
Regulator citations: Filed notice with Vermont Attorney General's Office

During the incident: Sent notification letters to affected individuals
Provided guidance on reviewing account statements
Advised individuals to update personal information with providers
Referenced Federal Trade Commission for identity protection guidance
Source: Quoted from the filing itself, not independently verified.

Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

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://ago.vermont.gov/document/2024-02-21-massachusetts-general-hospital-data-breach-notice-consumers
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Feb 21, 2024
Raw hash: 4e42214a548d65fcb9c48797f9a83e4ccfca890a1c12da1ad21b2f85c0038541

Reporting entityMassachusetts General Hospital

Victim entityMassachusetts General Hospital

IncidentUnknown

Stated responseSent notification letters to affected individuals

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenanceago.vermont.gov