DisclosureLens
WISCONSINSocial EngineeringHealthcareHealthcarePhishingStolen CredentialsCustomer Data InvolvedIdentity (basic)Government IDFinancial accountHealth (basic)HighResolved

Grant Regional Health Center

bd_3574de51553b0ceb · schema v1 · pii pii-v1

Severity

High

Discovered

—

Filed

May 23, 2023

To disclose

—

Affected

4,135

Confidence

97%
Full breach record for Grant Regional Health Center →

Grant Regional Health Center (WI) reported to HHS on 2023-05-23 a Hacking/IT Incident (email phishing scheme) affecting 4,135 individuals. An employee was the subject of a phishing attack that exposed PHI including names, addresses, dates of birth, Social Security numbers, financial information, diagnoses, and other treatment information. Breached information located on Email. The CE provided credit monitoring, implemented additional safeguards, and retrained staff on email security.

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

May 23, 2023

Filed

—

No filing yet · watching

Compliance clocks stay unassessable until a regulatory filing lands. Dashed segments fill in automatically when corroboration arrives.

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed4,135 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.