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.

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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

Jan 27, 2023

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

California State AGbd_c37cc8a186a5b0f22023-01-12 · +15dCandidate

Name: Hayward Sisters Hospital
norm: hayward sisters hospital
Industry: Health Care Services

Name: Hayward Sisters Hospital
norm: hayward sisters hospital
Also named: Hayward Sisters Hospitaldba oflegal entity
St. Rose Hospitaldba oftrade name
Industry: Healthcaresource default

Discovered: Not extracted — the OCR public portal omits it
Materiality determined: —
Notification sent: —
Affected individuals: 115,241nationwide
Data types: PHIHealth (basic)Identity (basic)Government IDFinancial accountFinancial
HHS breach type: Hacking / IT incident
Where the data lived: Network server
Covered-entity type: Healthcare provider
Attack vector: Unauthorized Access
MITRE ATT&CK: T1486 Data Encrypted for Impact
Threat actor: ExternalFinancial
Regulator citations: Notified HHS

During the incident: Provided complimentary credit monitoring services
Implemented additional administrative, technical, and security safeguards to better protect its PHI
Changes made: Implemented additional administrative, technical, and security safeguards to better protect its PHI
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 ↗

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.

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: Jan 27, 2023
Raw hash: c8e52eb94c08690b1f23bf1a569739429a3641a1e3b40631b8d7b22ba8024761

AI-assisted summary above. The structured extract on this page was generated from the document below. Inspect the source to verify or correct any field.

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Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityHayward Sisters Hospital

Victim entityHayward Sisters Hospital

IncidentUnauthorized Access

Stated responseProvided complimentary credit monitoring services

ComplianceHHS notified

Extraction provenanceno artifact recorded

Source provenanceocrportal.hhs.gov

Source filing