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Latest / California / April 2012

KAISER PERMANENTE

KAISER PERMANENTE notified California AG on Apr 16, 2012 of a data breach, which occurred on Apr 6, 2012. Data exposed: Social Security number, Medical / health information, Email address, Postal address, Name.

All 3 filings by KAISER PERMANENTE, state by state · Case file (dates, days to notice against the statute, what the letter offers, prior incidents)

Organization
KAISER PERMANENTE
Source
California AG · source record
Date reported
Apr 16, 2012
Date(s) of breach
Friday, April 6, 2012
Residents affected
Not published by this source
Data exposed
Social Security number Medical / health information Email address Postal address Name
Notice letter
Sample notice (PDF)
Discovered
Apr 6, 2012, as stated in the letter
"We have learned that on April 6, 2012, a Kaiser Permanente South San Francisco Peri- operative Department employee inadvertently sent a report containing information about a surgical procedure that is scheduled or is in the process of be..."
Days to notice
10 days from discovery (Apr 6, 2012) to the California record (Apr 16, 2012). Statute: 30 days from discovery or notification of the breach (Cal. Civ. Code § 1798.82).
First seen by BreachTally
2026-10-30 16:26 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 16:26 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 PERMANENTE

OrganizationSourceStateReportedResidents affectedData exposed
Kaiser Permanente California AG CA Sep 26, 2019 Not published Social Security numberFinancial / bank accountMedical / health informationDate of birth+2
Kaiser Permanente California AG CA Oct 29, 2012 Not published Social Security numberMedical / health informationEmail addressPhone 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.