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Latest / California / April 2024

Kaiser Foundation Health Plan, Inc.

Kaiser Foundation Health Plan, Inc. notified California AG on Apr 12, 2024 of a data breach. Data exposed: Social Security number, Financial / bank account, Usernames / passwords, Postal address, Name.

All 7 filings by Kaiser Foundation Health Plan, Inc., state by state · Case file (dates, days to notice against the statute, what the letter offers, prior incidents)

Organization
Kaiser Foundation Health Plan, Inc.
Source
California AG · source record
Date reported
Apr 12, 2024
Date(s) of breach
n/a
Residents affected
Not published by this source
Data exposed
Social Security number Financial / bank account Usernames / passwords Postal address Name
Notice letter
Sample notice (PDF)
Discovered
Oct 25, 2023, as stated in the letter
"On October 25, 2023, Kaiser Permanente determined that certain online technologies (commonly known as cookies or pixels) installed on our websites and mobile applications may have transmitted personal information to our third-party vendo..."
Days to notice
170 days from discovery (Oct 25, 2023) to the California record (Apr 12, 2024). Statute: 30 days from discovery or notification of the breach (Cal. Civ. Code § 1798.82). Over the statutory period
Third party
The letter attributes the incident to a vendor or service provider
First seen by BreachTally
2026-10-30 15:41 UTC

Dates and counts as filed by the organization with the agency. The breach window and the report date often differ by months.

First seen by BreachTally at 15:41 UTC on Oct 30, 2026. New filings reach paid subscribers within 30 minutes of the agency posting, with the count, the data exposed and the letter. Start a 14-day free trial. We email you two days before the first charge and you cancel in one click.
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Other filings by Kaiser Foundation Health Plan, Inc.

OrganizationSourceStateReportedResidents affectedData exposed
Kaiser Foundation Health Plan, Inc. Oregon DOJ OR Apr 12, 2024 13,400,000 Not stated
Kaiser Foundation Health Plan, Inc. California AG CA Dec 28, 2017 Not published Social Security numberFinancial / bank accountMedical / health informationName
Kaiser Foundation Health Plan, Inc. California AG CA Dec 5, 2017 Not published Social Security numberFinancial / bank accountMedical / health informationDate of birth+2
Kaiser Foundation Health Plan California AG CA Aug 31, 2017 Not published Social Security numberFinancial / bank accountMedical / health informationEmail address+1
Kaiser Foundation Health Plan, Inc. California AG CA Sep 11, 2013 Not published Medical / health informationEmail addressPhone numberPostal address+1
Kaiser Foundation Health Plan California AG CA Mar 16, 2012 Not published Social Security numberMedical / health informationDate of birthPhone number+2

Data reproduced from a public government filing. Spot an error? Email support@breachtally.com with the record link. Corrections are applied and noted.