WASHINGTONMalwareHealthcareHealthcareRansomwareBusiness Associate (HIPAA)Data EncryptedRansom DemandedCustomer Data InvolvedHealth (basic)Identity (basic)HighResolved

MULTICARE HEALTH SYSTEM

bd_8046b082409e419f · schema v1 · pii pii-v1

Severity

High

Discovered

—

Filed

Aug 22, 2020

To disclose

—

Affected

179,189

Linked

2 filings

Confidence

98%

Full breach record for MULTICARE HEALTH SYSTEM →4 incidents on file

MultiCare Health System (WA) reported to HHS on 2020-08-22 a Hacking/IT Incident (ransomware attack) affecting 179,189 individuals. The attack was experienced by a business associate and impacted ePHI stored on a Network Server. Breached information included names, dates of birth, clinical information, and other treatment information. The CE notified HHS, affected individuals, the media, and provided substitute notice.

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HIPAA clock✓ HHS notified

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

⚠ No discovery dateThe OCR public portal omits the discovery date, so the 60-day notification clock cannot be evaluated from this source — only that the filing was submitted.

Incident timeline — partial

? — ?

Breach window unknown

Aug 22, 2020

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 2 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (1) · sorted by filing gap

Washington State AGbd_568d5164e6287de12020-08-21 · +1dVerified

Name: MULTICARE HEALTH SYSTEM
norm: multicare health system
Domain: multicare.org
Industry: Health Care Services

Name: MULTICARE HEALTH SYSTEM
norm: multicare health system
Domain: multicare.org
Industry: Health Care Services
Industry: Healthcaresource default

Discovered: Not extracted — the OCR public portal omits it
Materiality determined: —
Notification sent: —
Affected individuals: 179,189nationwide
Data types: Health (basic)Identity (basic)
HHS breach type: Hacking / IT incident
Where the data lived: Network server
Covered-entity type: Healthcare providerBusiness associate involved
Attack vector: Unauthorized Access
MITRE ATT&CK: T1486 Data Encrypted for Impact
Threat actor: ExternalFinancial
Regulator citations: HHS OCR notified

During the incident: Notified HHS
Notified affected individuals
Notified media
Provided substitute notice
Source: Quoted from the filing itself, not independently verified.

Compliance flags: HHS notified
Discovery-date grounding: no discovery dateNo discovery date was extracted, so no notification clock can be evaluated.
Clock breakdown: Statute Window Elapsed Threshold Status
HIPAA
Discovered: not extracted
→ Notified: not extracted
— regulatory submission HHS notified

Statute	Window	Elapsed	Threshold	Status
HIPAA	Discovered: not extracted → Notified: not extracted	—	regulatory submission	HHS notified

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 2 filings

View merged incident ↗

Washington State AGAug 21 · first

HHS OCR+1d · 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://ocrportal.hhs.gov/ocr/breach/breach_report.jsf
DisclosureLens renders the full SEC/HHS filing inline below from the originating regulator’s public record (§4.5 fair report privilege).
Filed at: Aug 22, 2020
Raw hash: 588a1313a1163acd0474b82c57023a16ce676c44017351b18c472db90da0d571

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Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityMULTICARE HEALTH SYSTEM

Victim entityMULTICARE HEALTH SYSTEM

IncidentUnauthorized Access

Stated responseNotified HHS

ComplianceHHS notified

Extraction provenanceno artifact recorded

Source provenanceocrportal.hhs.gov

Source filing