CALIFORNIAMalwareHealthcareHealthcareRansomwareBusiness Associate (HIPAA)Customer Data InvolvedData EncryptedRansom DemandedData ExfiltratedHealth (basic)Identity (basic)Government IDFinancial accountHighResolved

SAC Health System

bd_25dfe71897109430 · schema v1 · pii pii-v1

Severity

High

Discovered

—

Filed

May 10, 2021

To disclose

—

Affected

28,128

Linked

3 filings

Confidence

98%

Full breach record for SAC Health System →2 incidents on file

SAC Health Systems (CA, Healthcare Provider) reported to HHS on 2021-05-10 that its business associate experienced a ransomware attack affecting the ePHI of 28,128 individuals. Breached information was located on a Network Server. Exposed data included names, addresses, Social Security numbers, financial and health insurance information, medications prescribed, and other treatment information. The CE notified HHS, affected individuals, and the media, and subsequently terminated its relationship with the affected BA.

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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

May 10, 2021

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 3 about the same incident.View merged incident

Part of Netgain Networks supply-chain incident (2021) — a supply-chain cascade affecting multiple organizations.View cascade →

Linked disclosures

Why this link?

Regulatory filings (2) · sorted by filing gap

California State AGbd_7d4195b106c8675f2021-05-10Verified by operator
Indiana State AGbd_f5d9f216573023702021-05-07 · +3dVerified

Name: SAC Health System
norm: sac health system
Industry: Health Care Services

Name: SAC Health System
norm: sac health system
Industry: Health Care Services
Industry: Healthcaresource default

Discovered: Not extracted — the OCR public portal omits it
Materiality determined: —
Notification sent: —
Affected individuals: 28,128nationwide
Data types: Health (basic)Identity (basic)Government IDFinancial account
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 ImpactT1041 Exfiltration Over C2 Channel
Threat actor: ExternalFinancial
Regulator citations: HHS OCR notified

During the incident: Notified HHS
Notified affected individuals
Notified media
Terminated business relationship with business associate
Changes made: Terminated business relationship with the affected business associate
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 · 3 filings · 2 states

View merged incident ↗

Indiana State AGMay 7 · first

California State AG+3d

HHS OCR+3d · 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: May 10, 2021
Raw hash: 1e2cce5d64712dffbc2f23f8c4a1d74918b8f0739779b3b1821cfadc5465203e

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Linked disclosures

Regulatory filings (2) · sorted by filing gap

Reporting entitySAC Health System

Victim entitySAC Health System

IncidentUnauthorized Access

Stated responseNotified HHS

ComplianceHHS notified

Extraction provenanceno artifact recorded

Source provenanceocrportal.hhs.gov

Source filing