DisclosureLens
CALIFORNIAMalwareHealthcareHealthcareRansomwareData EncryptedCustomer Data InvolvedRansom DemandedPHIHealth (basic)Identity (basic)Government IDFinancial accountFinancialCriticalContained

Hayward Sisters Hospital

bd_e4d8736a57ce09b1 · schema v1 · pii pii-v1

Severity

Critical

Discovered

—

Filed

Jan 27, 2023

To disclose

—

Affected

115,241

Linked

2 filings

Confidence

68%
Full breach record for Hayward Sisters Hospital →2 incidents on file

Hayward Sisters Hospital d/b/a St. Rose Hospital reported to HHS on 2023-01-27 a Hacking/IT Incident (ransomware) affecting 115,241 individuals. Breached information located on Network Server. PHI included names, addresses, SSNs, diagnoses, and financial data.

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

Jan 27, 2023

Filed

No interval is drawn: no breach start or discovery date is on record for this filing.

This filing is one of 2 filings about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (1) · sorted by filing gap

Filing propagation · 2 filings

View merged incident ↗
California State AGJan 12 · first
HHS OCR+15d · this page

Pattern: first filing Jan 12 (CA), last Jan 27 (CA) — a 15-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

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.