CALIFORNIAMalwareHealthcareFinancial ServicesHealthcareRansomwareBusiness Associate (HIPAA)Customer Data InvolvedData EncryptedRansom DemandedHealth (basic)Identity (basic)MediumContained

California Physicians' Services d/b/a Blue Shield of California

bd_657b90381e79745a · schema v1 · pii pii-v1

Severity

Medium

Discovered

—

Filed

Oct 27, 2021

To disclose

—

Affected

2,841

Linked

3 filings

Confidence

97%

California Physicians' Services dba Blue Shield of California (Health Plan, CA) reported to HHS on 2021-10-27 that its business associate experienced a ransomware attack compromising the ePHI of 2,841 individuals. Breached information was located on a Network Server and included names, addresses, dates of birth, and health insurance information. The BA notified law enforcement; the CE notified HHS, affected individuals, and the media, and provided substitute notice.

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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

Oct 27, 2021

Filed

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

This filing is one of 3 filings about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (2) · sorted by filing gap

Massachusetts State AGbd_28504576b73795342021-10-27Verified
California State AGbd_abbe3d6cbb3d0d5c2021-10-27Candidate

Name: California Physicians' Services d/b/a Blue Shield of California
norm: Blue Shield of California
Domain: blueshieldca.com
Industry: Insurance — Health

Name: California Physicians' Services d/b/a Blue Shield of California
norm: Blue Shield of California
Domain: blueshieldca.com
Industry: Insurance — Health
Also named: California Physicians' Servicesdba oflegal entity
Blue Shield of Californiadba oftrade name
Industry: Healthcaresource defaultFinancial Servicesllm

Discovered: Not extracted — the OCR public portal omits it
Materiality determined: —
Notification sent: —
Affected individuals: 2,841nationwide
Data types: Health (basic)Identity (basic)
HHS breach type: Hacking / IT incident
Where the data lived: Network server
Covered-entity type: Health planBusiness associate involved
Attack vector: Unauthorized Access
MITRE ATT&CK: T1486 Data Encrypted for Impact
Threat actor: ExternalFinancial
Regulator citations: HHS OCR notifiedLaw enforcement notified by business associate

During the incident: Business associate notified law enforcement
Covered entity notified HHS
Covered entity notified affected individuals
Covered entity notified media
Substitute notice provided
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 ↗

Massachusetts State AGOct 27 · first

California State AGOct 27 · first

HHS OCROct 27 · first · 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: Oct 27, 2021
Raw hash: cccbb58958b87fc659550b3e89097fa12238ed1ed210eca652ae3c006859f6d2

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 (2) · sorted by filing gap

Reporting entityCalifornia Physicians' Services d/b/a Blue Shield of California

Victim entityCalifornia Physicians' Services d/b/a Blue Shield of California

IncidentUnauthorized Access

Stated responseBusiness associate notified law enforcement

ComplianceHHS notified

Extraction provenanceno artifact recorded

Source provenanceocrportal.hhs.gov

Source filing