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Latest / California / May 2025

BayMark Health Services, Inc.

BayMark Health Services, Inc. notified California AG on May 2, 2025 of a data breach, which occurred on Oct 14, 2024. Data exposed: Social Security number, Medical / health information, Health insurance, Date of birth, Name.

All 3 filings by BayMark Health Services, Inc., state by state · Case file (dates, days to notice against the statute, what the letter offers, prior incidents)

Organization
BayMark Health Services, Inc.
Source
California AG · source record
Date reported
May 2, 2025
Date(s) of breach
Tuesday, September 24, 2024Monday, October 14, 2024
Residents affected
Not published by this source
Data exposed
Social Security number Medical / health information Health insurance Date of birth Name
Notice letter
Sample notice (PDF)
Discovered
Oct 11, 2024, as stated in the letter
"On October 11, 2024, we learned of an incident that disrupted the operations of some of our IT systems."
Days to notice
203 days from discovery (Oct 11, 2024) to the California record (May 2, 2025). 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 15:30 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 15:30 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 BayMark Health Services, Inc.

OrganizationSourceStateReportedResidents affectedData exposed
BayMark Health Services, Inc. Oregon DOJ OR May 2, 2025 282,249 Not stated
BayMark Health Services, Inc. California AG CA Jan 8, 2025 Not published Social Security numberMedical / health informationHealth insuranceDate of birth+1

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