DisclosureLens
WASHINGTONMalwareHealthcareHealthcareRansomwareBusiness Associate (HIPAA)Customer Data InvolvedData EncryptedRansom DemandedHealth (basic)Identity (basic)MediumContained

UW Medicine

bd_ec165dffaec96a29 · schema v1 · pii pii-v1

Severity

Medium

Discovered

—

Filed

Jun 4, 2021

To disclose

—

Affected

18,389

Confidence

98%

UW Medicine (WA) reported to HHS on 2021-06-04 a Hacking/IT Incident affecting 18,389 individuals. A business associate experienced a ransomware attack impacting ePHI stored on a Network Server. Exposed data included names, dates of birth, and medications prescribed. UW Medicine notified HHS, affected individuals, the media, and provided substitute notice. In response, the CE implemented additional technical safeguards and retrained staff.

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

Jun 4, 2021

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.Confirmed18,389 affectedView incident

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.