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Latest / California / November 2020

California Physicians' Services d/b/a Blue Shield of California

California Physicians' Services d/b/a Blue Shield of California notified California AG on Nov 6, 2020 of a data breach, which occurred on Oct 20, 2020. Data exposed: Social Security number, Health insurance, Postal address, Name.

All 3 filings by California Physicians' Services d/b/a Blue Shield of California, state by state · Case file (dates, days to notice against the statute, what the letter offers, prior incidents)

Organization
California Physicians' Services d/b/a Blue Shield of California
Source
California AG · source record
Date reported
Nov 6, 2020
Date(s) of breach
Friday, October 16, 2020Saturday, October 17, 2020Sunday, October 18, 2020Monday, October 19, 2020Tuesday, October 20, 2020
Residents affected
Not published by this source
Data exposed
Social Security number Health insurance Postal address Name
Notice letter
Sample notice (PDF)
Discovered
Oct 20, 2020, as stated in the letter
"What Happened On October 20, 2020, Blue Shield discovered that an error occurred when it updated its Medicare Advantage HMO provider directories."
Days to notice
17 days from discovery (Oct 20, 2020) to the California record (Nov 6, 2020). Statute: 30 days from discovery or notification of the breach (Cal. Civ. Code § 1798.82).
Offered in the letter
12 months of credit or identity monitoring through Experian
Third party
The letter attributes the incident to a vendor or service provider
First seen by BreachTally
2026-10-30 16:09 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 16:09 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 California Physicians' Services d/b/a Blue Shield of California

OrganizationSourceStateReportedResidents affectedData exposed
California Physicians' Services d/b/a Blue Shield of California California AG CA Mar 31, 2023 Not published Social Security numberFinancial / bank accountMedical / health informationDate of birth+4
California Physicians' Services d/b/a Blue Shield of California California AG CA Dec 13, 2021 Not published Financial / bank accountMedical / health informationDate of birthName

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