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Latest / California / May 2019

AltaMed Health Services Corporation

AltaMed Health Services Corporation notified California AG on May 30, 2019 of a data breach, which occurred on May 21, 2018. Data exposed: Social Security number, Financial / bank account, Medical / health information, Health insurance, Postal address, Name.

All 10 filings by AltaMed Health Services Corporation, state by state · Case file (dates, days to notice against the statute, what the letter offers, prior incidents)

Organization
AltaMed Health Services Corporation
Source
California AG · source record
Date reported
May 30, 2019
Date(s) of breach
Monday, May 21, 2018
Residents affected
Not published by this source
Data exposed
Social Security number Financial / bank account Medical / health information Health insurance Postal address Name
Notice letter
Sample notice (PDF)
Discovered
Jun 22, 2018, as stated in the letter
"In its letter to AltaMed, SHDS stated that it first detected abnormal activity within its network on June 22, 2018."
Days to notice
342 days from discovery (Jun 22, 2018) to the California record (May 30, 2019). Statute: 30 days from discovery or notification of the breach (Cal. Civ. Code § 1798.82). Over the statutory period
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 16:13 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 16:13 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 AltaMed Health Services Corporation

OrganizationSourceStateReportedResidents affectedData exposed
AltaMed Health Services Corporation HHS OCR US Feb 26, 2026 501 Medical / health information
AltaMed Health Services Corporation California AG CA Feb 12, 2026 Not published Social Security numberPostal addressName
AltaMed Health Services Corporation California AG CA Jun 13, 2025 Not published Email addressPostal addressName
AltaMed Health Services Corporation HHS OCR US Jun 13, 2025 4,530 Medical / health information
AltaMed Health Services California AG CA Aug 4, 2023 Not published Social Security numberDate of birthPostal addressName
AltaMed Health Services Corporation California AG CA Jun 29, 2023 Not published Social Security numberDate of birthEmail addressPostal address+1
AltaMed Health Services Corporation California AG CA May 15, 2019 Not published Social Security numberMedical / health informationHealth insurancePhone number+2
AltaMed Health Services Corporation California AG CA Feb 15, 2019 Not published In the letter (PDF)
AltaMed Health Services Corporation California AG CA Aug 29, 2014 Not published Financial / bank accountMedical / health informationPostal addressName

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