MisuseHealthcareHealthcarePrivilege AbuseEmployee Data InvolvedDelayed DiscoveryPHIHealth (basic)Identity (basic)LowResolved

PeaceHealth Southwest Medical Center

bd_a0e1243e38f55d2d · schema v1 · pii pii-v1

Severity

Low

Discovered

Aug 9, 2017

Filed

Sep 18, 2017

To disclose

6 weeks

Affected

1state residents only

Confidence

65%

Full breach record for PeaceHealth Southwest Medical Center →

PeaceHealth Southwest Medical Center notified Montana residents that an employee unnecessarily accessed electronic files containing PHI for patients between Nov 2011 and July 2017. Discovered Aug 9, 2017. The employee was terminated. Data included names, medical records, and account numbers; no SSN or financial data was accessed.

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Incident timeline

undetected · 2108 days

discovery → filing · 6 weeks / 40 days

Nov 1, 2011

Begins

Aug 9, 2017

Discovered

Sep 18, 2017

Filed

vs. sector median

7 wks faster

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed1 affectedView incident

Name: PeaceHealth Southwest Medical Center
norm: peacehealth southwest medical center

Name: PeaceHealth Southwest Medical Center
norm: peacehealth southwest medical center
Industry: Healthcarellm

Discovered: Aug 9, 2017
Breach occurred: Nov 1, 2011 – Jul 31, 2017
Undetected for: 2,108 daysoccurrence → discovery
Materiality determined: —
Notification sent: Sep 7, 2017
Affected individuals: 1state-resident count only
Data types: PHIHealth (basic)Identity (basic)
Attack vector: Insider
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: Internal
Initial access: insider_action

During the incident: The employee responsible no longer works for PeaceHealth
Immediately investigated
Reinforcing education with our staff regarding the appropriate access of patient information
Changes made: Reinforcing education with our staff regarding the appropriate access of patient information
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 6 weeks(40 days from discovery to filing)
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://dojmt.gov/wp-content/uploads/PeaceHealth-Southwest-Medical-Center.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Sep 18, 2017
Raw hash: a1e775eeca5987d96dc4cb044697c8f1a445a001a5a0efc5116d920fc2c00e29

Reporting entityPeaceHealth Southwest Medical Center

Victim entityPeaceHealth Southwest Medical Center

Incidentdiscovered Aug 9, 2017

Stated responseThe employee responsible no longer works for PeaceHealth

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov