Latest / California / June 2021

Maximus, Inc.

Maximus, Inc. notified California AG on Jun 23, 2021 of a data breach, which occurred on May 17, 2021. Data exposed: Social Security number, Date of birth, Name.

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

Organization
Maximus, Inc.
Source
California AG · source record
Date reported
Jun 23, 2021
Date(s) of breach
Monday, May 17, 2021
Residents affected
Not published by this source
Data exposed
Social Security number Date of birth Name
Notice letter
Sample notice (PDF)
Discovered
May 19, 2021, as stated in the letter
"What Happened On May 19, 2021, Maximus learned that a Maximus server that contained personal information provided to the Ohio Department of Medicaid (ODM) or to a Managed Care Plan for purposes of credentialing or tax identification in y..."
Days to notice
35 days from discovery (May 19, 2021) to the California record (Jun 23, 2021). Statute: 30 days from discovery or notification of the breach (Cal. Civ. Code § 1798.82). Over the statutory period
Offered in the letter
24 months of credit or identity monitoring through Experian
First seen by BreachTally
2026-10-30 16:06 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 16:06 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 Maximus, Inc.

OrganizationSourceStateReportedResidents affectedData exposed
Maximus Inc Oregon DOJ OR Aug 29, 2023 Not published Not stated
Maximus, Inc. Oregon DOJ OR Jun 23, 2021 334,690 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.