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Latest / California / December 2017

Kaiser Foundation Health Plan, Inc.

Kaiser Foundation Health Plan, Inc. notified California AG on Dec 5, 2017 of a data breach, which occurred on Nov 2, 2017. Data exposed: Social Security number, Financial / bank account, Medical / health information, Date of birth, Phone number, 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
Dec 5, 2017
Date(s) of breach
Thursday, November 2, 2017
Residents affected
Not published by this source
Data exposed
Social Security number Financial / bank account Medical / health information Date of birth Phone number Name
Notice letter
Sample notice (PDF)
Discovered
Nov 13, 2017, as stated in the letter
"On November 13, 2017, we learned that a Kaiser Permanente email system containing your protected health information was compromised."
Days to notice
22 days from discovery (Nov 13, 2017) to the California record (Dec 5, 2017). Statute: 30 days from discovery or notification of the breach (Cal. Civ. Code § 1798.82).
First seen by BreachTally
2026-10-30 16:17 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 16:17 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 Apr 12, 2024 Not published Social Security numberFinancial / bank accountUsernames / passwordsPostal address+1
Kaiser Foundation Health Plan, Inc. California AG CA Dec 28, 2017 Not published Social Security numberFinancial / bank accountMedical / health informationName
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.