AccidentalHealthcareHealthcareMisdeliveryEmployee Data InvolvedIdentity (basic)Government IDMediumResolved

QUEST DIAGNOSTICS INCORPORATED

bd_1bb2823f1487fb2c · schema v1 · pii pii-v1

Severity

Medium

Discovered

Oct 29, 2021

Filed

Nov 16, 2021

To disclose

18 days

Affected

6state residents only

Linked

6 filings

Confidence

65%

Full breach record for QUEST DIAGNOSTICS INCORPORATED →92 incidents on file

Quest Diagnostics notified Montana employees of an inadvertent email containing personal information (names, SSNs, employee IDs) sent to internal distribution lists on Oct 29, 2021. The company recalled the email, removed it from systems, and offered 12 months of Experian IdentityWorks monitoring.

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Incident timeline

discovery → filing · 18 days

Oct 29, 2021

Begins

Oct 29, 2021

Discovered

Nov 16, 2021

Filed

vs. sector median

8 wks faster

This filing is one of 6 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (5) · sorted by filing gap

California State AGbd_40b55f7149cee7eb2021-11-16Verified
Maine State AGbd_64f81844de618f512021-11-16Verified
Indiana State AGbd_b8c2d7cdf7dbdae82021-11-16Verified
Massachusetts State AGbd_fb33ff71753f90952021-11-16Verified

Show 1 more filing ↓up to 6d gap

New Hampshire State AGbd_33d4a39961d317092021-11-22 · +6dVerified

Name: QUEST DIAGNOSTICS INCORPORATED
norm: quest diagnostics

Name: QUEST DIAGNOSTICS INCORPORATED
norm: quest diagnostics
Industry: Healthcarellm

Discovered: Oct 29, 2021
Breach occurred: Oct 29, 2021
Undetected for: 0 daysoccurrence → discovery
Materiality determined: —
Notification sent: Nov 16, 2021
Affected individuals: 6state-resident count only
Data types: Identity (basic)Government ID
Data elements: Social Security number
Attack vector: Misconfiguration
MITRE ATT&CK: T1534 Internal Spearphishing
Threat actor: Internal

During the incident: Promptly took steps to recall the email
IT team immediately took steps to contain the issue, administratively removing the email and spreadsheet from recipients’ email systems and computers
IT, HR, Legal and Compliance teams took steps to track and confirm permanent deletion of any emails that may have been forwarded by recipients
Offering complimentary 12-month membership of Experian’s IdentityWorks
Changes made: Offering complimentary 12-month membership of Experian’s IdentityWorks
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 18 days(18 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 6 filings · 6 states

View merged incident ↗

California State AGNov 16 · first

Maine State AGNov 16 · first

Indiana State AGNov 16 · first

Massachusetts State AGNov 16 · first

Montana State AGNov 16 · first · this page

New Hampshire State AG+6d

Pattern: first filing Nov 16 (CA), last Nov 22 (NH) — a 6-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

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://dojmt.gov/wp-content/uploads/OCP/Consumer-Notification-Letter-85.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Nov 16, 2021
Raw hash: faa24d4ca18bf72c5985254626d9804b253c402115ec4e602bbec23990e0b934

Linked disclosures

Regulatory filings (5) · sorted by filing gap

Reporting entityQUEST DIAGNOSTICS INCORPORATED

Victim entityQUEST DIAGNOSTICS INCORPORATED

Incidentdiscovered Oct 29, 2021

Stated responsePromptly took steps to recall the email

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov