MisuseHealthcareHealthcarePrivilege AbuseEmployee Data InvolvedCustomer Data InvolvedPHIHealth (basic)Identity (basic)BiometricMediumResolved

Kaiser Foundation Hospitals

bd_0a465d2264e497d5 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Dec 28, 2020

Filed

Feb 23, 2021

To disclose

8 weeks

Affected

Not disclosed

Linked

2 filings

Confidence

65%

Full breach record for Kaiser Foundation Hospitals →3 incidents on file

Kaiser Foundation Hospitals, Northern California reported that an employee inappropriately accessed members' medical records, including demographic information and photos, for reasons unrelated to healthcare needs. The incident was discovered on December 28, 2020, with access occurring between January 1, 2015, and December 28, 2020. The employee was terminated, and policies are being reviewed. No SSN or financial data was involved.

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Incident timeline

undetected · 2188 days

discovery → filing · 8 weeks / 57 days

Jan 1, 2015

Begins

Dec 28, 2020

Discovered

Feb 23, 2021

Filed

vs. sector median

4 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

HHS OCRbd_e97126e0fa4032782021-02-23Verified

Name: Kaiser Foundation Hospitals
norm: kaiser foundation hospitals
Domain: healthy.kaiserpermanente.org

Name: Kaiser Foundation Hospitals
norm: kaiser foundation hospitals
Domain: healthy.kaiserpermanente.org
Industry: Healthcarellm

Discovered: Dec 28, 2020
Breach occurred: Jan 1, 2015 – Dec 28, 2020
Undetected for: 2,188 daysoccurrence → discovery
Materiality determined: —
Notification sent: —
Affected individuals: Not disclosed
Data types: PHIHealth (basic)Identity (basic)Biometric
Attack vector: Insider
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: Internal
Initial access: insider_action

During the incident: Terminated the employment of the individual who inappropriately accessed your records
Reporting these facts to state and federal agencies
Changes made: Reviewing our policies and procedures governing access to patients’ medical records to determine whether additional safeguards are needed to prevent future incidents
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 8 weeks(57 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 2 filings

View merged incident ↗

HHS OCRFeb 23 · first

California State AGFeb 23 · 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://oag.ca.gov/ecrime/databreach/reports/sb24-538242
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Feb 23, 2021
Raw hash: 55fbf8a4e26c1409896b4fa7da0914175e3759e08b94b0cd7d8a934c383a40c0

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityKaiser Foundation Hospitals

Victim entityKaiser Foundation Hospitals

Incidentdiscovered Dec 28, 2020

Stated responseTerminated the employment of the individual who inappropriately accessed your records

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenanceoag.ca.gov