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Latest / California / December 2023

Humana Inc

Humana Inc notified California AG on Dec 13, 2023 of a data breach, which occurred on Jul 31, 2023. Data exposed: Medical / health information, Postal address, Name.

All 10 filings by Humana Inc, state by state · Case file (dates, days to notice against the statute, what the letter offers, prior incidents)

Organization
Humana Inc
Source
California AG · source record
Date reported
Dec 13, 2023
Date(s) of breach
Monday, July 31, 2023
Residents affected
Not published by this source
Data exposed
Medical / health information Postal address Name
Notice letter
Sample notice (PDF)
Discovered
Aug 1, 2023, as stated in the letter
"What Happened: On September 29, 2023, Prospect Medical notified [Data Owner] of a data security incident which involved unusual activity in our Information Technology (“IT”) environment, which was first identified on August 1, 2023."
Days to notice
134 days from discovery (Aug 1, 2023) to the California record (Dec 13, 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 15:55 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 15:55 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 Humana Inc

OrganizationSourceStateReportedResidents affectedData exposed
Humana, Inc. Massachusetts OCABR MA Jul 30, 2026 51 Social Security numberMedical / health information
Humana Inc. Vermont AG VT Jul 23, 2026 3 Social Security numberMedical / health information
Humana Inc Texas AG TX Jun 18, 2026 2,104 Social Security numberMedical / health informationHealth insuranceDate of birth+2
HUMANA INC Texas AG TX Apr 24, 2026 2,104 Social Security numberMedical / health informationHealth insuranceName
Humana Inc Massachusetts OCABR MA Mar 18, 2026 2 Social Security numberMedical / health information
Humana California AG CA Sep 21, 2022 Not published Social Security numberHealth insuranceDate of birthPostal address+1
Humana Inc California AG CA Dec 6, 2021 Not published Social Security numberFinancial / bank accountMedical / health informationHealth insurance+5
Humana Inc California AG CA Mar 8, 2021 Not published Medical / health informationHealth insuranceDate of birthName
Humana Inc California AG CA Jan 3, 2019 Not published Social Security numberFinancial / bank accountMedical / health informationHealth insurance+3

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