CALIFORNIAHackingHealthcareHealthcareStolen CredentialsCustomer Data InvolvedPHIHealth (basic)Identity (basic)MediumResolved

KAISER FOUNDATION HEALTH PLAN, INC.

bd_154a5879c8b6a559 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Nov 2, 2017

Filed

Dec 14, 2017

To disclose

6 weeks

Affected

4,389

Linked

2 filings

Confidence

66%

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

Kaiser Foundation Health Plan, Inc. reported to HHS on 2017-12-14 a Hacking/IT Incident affecting 4389 individuals. Breached information located on Email. A physician's Outlook account was accessed using compromised credentials, exposing PHI including demographic, clinical, and claims data.

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HIPAA clockDiscovered Nov 2, 2017 → Notified Dec 14, 201742d ✓ HHS report on time6 weeks discovery → filing

⚠ occurrence dateThe stored discovery date equals the breach OCCURRENCE date. Detection is normally later, so this OVERSTATES the delay — a 'late' verdict here may not be real.

Incident timeline

discovery → filing · 6 weeks / 42 days

Nov 2, 2017

Begins

Nov 2, 2017

Discovered

Dec 14, 2017

Filed

vs. sector median

7 wks faster

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_d3464dee73afcd802017-12-05 · +9dVerified

Name: KAISER FOUNDATION HEALTH PLAN, INC.
norm: kaiser foundation health plan
Domain: healthy.kaiserpermanente.org
Industry: Insurance — Health

Name: KAISER FOUNDATION HEALTH PLAN, INC.
norm: kaiser foundation health plan
Domain: healthy.kaiserpermanente.org
Industry: Healthcaresource default

Discovered: Nov 2, 2017
Breach occurred: Nov 2, 2017
Undetected for: 0 daysoccurrence → discovery
Materiality determined: —
Notification sent: Dec 14, 2017
Affected individuals: 4,389nationwide
Data types: PHIHealth (basic)Identity (basic)
HHS breach type: Hacking / IT incident
Where the data lived: Email
Covered-entity type: Health plan
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: External
Regulator citations: Notified HHSOCR provided substantial technical assistance
Initial access: valid_credentials

During the incident: Provided breach notification to HHS
Provided breach notification to affected individuals
Provided breach notification to the media
Posted substitute notice on its website
Revised its policies and procedures specific to the allegations of the breach
Changes made: Implemented corrective actions noted by OCR
Revised policies and procedures
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 6 weeks(42 days from discovery to filing)
Compliance flags: HHS report on time · 42dHHS notified
Discovery-date grounding: occurrence dateThe stored discovery date equals the breach OCCURRENCE date. Detection is normally later, so this OVERSTATES the delay — a 'late' verdict here may not be real.
Clock breakdown: Statute Window Elapsed Threshold Status
HIPAA
Discovered: Nov 2, 2017
→ Notified: Dec 14, 2017
42d 60 days HHS report on time
HIPAA
Discovered: Nov 2, 2017
→ Notified: Dec 14, 2017
— regulatory submission HHS notified

Statute	Window	Elapsed	Threshold	Status
HIPAA	Discovered: Nov 2, 2017 → Notified: Dec 14, 2017	42d	60 days	HHS report on time
HIPAA	Discovered: Nov 2, 2017 → Notified: Dec 14, 2017	—	regulatory submission	HHS notified

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 2 filings

View merged incident ↗

California State AGDec 5 · first

HHS OCR+9d · this page

Pattern: first filing Dec 5 (CA), last Dec 14 (CA) — a 9-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: Dec 14, 2017
Raw hash: 55aab89a18432078f36a587bb8e5bfdc78a7e63de9f76a554f678fe85e4ccea0

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Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityKAISER FOUNDATION HEALTH PLAN, INC.

Victim entityKAISER FOUNDATION HEALTH PLAN, INC.

Incidentdiscovered Nov 2, 2017

Stated responseProvided breach notification to HHS

ComplianceHHS report on time

Extraction provenanceno artifact recorded

Source provenanceocrportal.hhs.gov

Source filing