DisclosureLens
CALIFORNIAAccidentalHealthcareFinancial ServicesHealthcareMisdeliveryCustomer Data InvolvedSupply Chain (3P Vendor)Health (basic)Identity (basic)Financial accountCriticalResolved

KAISER FOUNDATION HEALTH PLAN, INC.

bd_35c97dbc0b1600c1 · schema v1 · pii pii-v1

Severity

Critical

Discovered

Filed

Apr 12, 2024

To disclose

Affected

13,400,000

Linked

3 filings

Confidence

96%
Full breach record for KAISER FOUNDATION HEALTH PLAN, INC.15 incidents on file

Kaiser Foundation Health Plan, Inc. (CA) reported to HHS on 2024-04-12 an Unauthorized Access/Disclosure affecting up to 13,400,000 individuals. The CE disclosed PHI — including clinical, demographic, and financial information — while using third-party tracking technologies embedded in its authenticated online platforms. Location of breached information: Network Server. In response, Kaiser removed all third-party tracking technologies, retrained workforce members, and implemented additional administrative safeguards. The CE notified HHS, affected individuals, and the media.

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

Apr 12, 2024

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

Linked disclosures

Why this link?

Regulatory filings (2) · sorted by filing gap

Filing propagation · 3 filings · 2 states

View merged incident ↗
California State AGApr 12 · first
Oregon State AGApr 12 · first
HHS OCRApr 12 · 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.