HackingHealthcareHealthcareData MishandlingSupply Chain (3P Vendor)Customer Data InvolvedIdentity (basic)Government IDHealth (basic)Financial accountMediumContained

ST. LUKE'S HEALTH SYSTEM CORPORATION

bd_cccbb9af03c55b3d · schema v1 · pii pii-v1

Severity

Medium

Discovered

Jun 3, 2022

Filed

Aug 1, 2022

To disclose

8 weeks

Affected

25state residents only

Linked

3 filings

Confidence

65%

Full breach record for ST. LUKE'S HEALTH SYSTEM CORPORATION →2 incidents on file

St. Luke's Health System notified Montana residents of a data breach involving a business associate vendor in late May 2022. The incident potentially exposed patient names, DOBs, partial SSNs, service details, and financial account information. St. Luke's suspended vendor processing and offered 12 months of credit monitoring and identity theft protection to affected individuals.

J jump to incidentP pin to compareR raw source

Incident timeline

undetected · 33 days

discovery → filing · 8 weeks / 59 days

May 1, 2022

Begins

Jun 3, 2022

Discovered

Aug 1, 2022

Filed

vs. sector median

3 wks faster

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

Oregon State AGbd_23b4439aa35275802022-08-02 · +1dVerified
HHS OCRbd_83c5c3037b12bba92022-08-02 · +1dVerified

Name: ST. LUKE'S HEALTH SYSTEM CORPORATION
norm: st luke s health system

Name: ST. LUKE'S HEALTH SYSTEM CORPORATION
norm: st luke s health system
Industry: Healthcarellm

Discovered: Jun 3, 2022
Breach occurred: May 1, 2022 – May 31, 2022
Undetected for: 33 daysoccurrence → discovery
Materiality determined: —
Notification sent: Aug 1, 2022
Affected individuals: 25state-resident count only
Data types: Identity (basic)Government IDHealth (basic)Financial account
Data elements: Social Security numberDate of birth
Attack vector: Third-Party / Supply Chain
MITRE ATT&CK: T1195 Supply Chain CompromiseT1119 Automated Collection
Threat actor: External
Regulator citations: Vendor engaged the FBI
Initial access: supply_chain

During the incident: Suspended all processing activities with the vendor
Engaged IDX, data breach and recovery services experts
Offering identity theft protection services
Offering 12 months of complimentary credit and CyberScan dark web monitoring
Offering $1 million insurance reimbursement policy
Changes made: Vendor implemented improved security measures to prevent a similar incident in the future
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 8 weeks(59 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 3 filings · 3 states

View merged incident ↗

Montana State AGAug 1 · first · this page

Oregon State AG+1d

HHS OCR+1d

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-461.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Aug 1, 2022
Raw hash: 44535da3903ac39021f7d7ce088ad89725d074d16ff86c59a20c1971cc760631

Linked disclosures

Regulatory filings (2) · sorted by filing gap

Reporting entityST. LUKE'S HEALTH SYSTEM CORPORATION

Victim entityST. LUKE'S HEALTH SYSTEM CORPORATION

Incidentdiscovered Jun 3, 2022

Stated responseSuspended all processing activities with the vendor

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov