Latest / California / August 2023

UnitedHealthcare

UnitedHealthcare notified California AG on Aug 31, 2023 of a data breach, which occurred on Jan 25, 2023. Data exposed: Social Security number, Financial / bank account, Health insurance, Date of birth, Name.

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

Organization
UnitedHealthcare
Source
California AG · source record
Date reported
Aug 31, 2023
Date(s) of breach
Thursday, December 1, 2022Wednesday, January 25, 2023
Residents affected
Not published by this source
Data exposed
Social Security number Financial / bank account Health insurance Date of birth Name
Notice letter
Sample notice (PDF)
Discovered
Dec 29, 2022, as stated in the letter
"On December 29, 2022, UnitedHealthcare (“UHC”) discovered that an unauthorized party was able to access the UHC broker portal."
Days to notice
245 days from discovery (Dec 29, 2022) to the California record (Aug 31, 2023). 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 15:56 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 15:56 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 UnitedHealthcare

OrganizationSourceStateReportedResidents affectedData exposed
UnitedHealthcare Oregon DOJ OR Aug 31, 2023 315,915 Not stated
UnitedHealthcare Oregon DOJ OR Jun 9, 2023 16,844 Not stated

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