Where does the Ascension Health case file come from?

Every entry is taken from the breach report Ascension Health lodged with the California Attorney General. Nothing here is estimated.

Why do the incident date and the report date differ?

Companies usually investigate before they report. The gap between the two dates shows how long that took.

What does the records-affected figure count?

It is the number the company gave the state. It can cover residents of that state only, so the national total may be higher.

Does this case file change over time?

Yes. When a company files an update or a new state publishes its copy of the report, the dates and counts here are refreshed.

Case file

Case File: Ascension Health Data Breach

This file collects the dated facts on record for the Ascension Health incident. The state report is dated February 3, 2025. The incident itself is dated February 29, 2024.

Timeline

340 days separate the incident date from the date it was reported.

February 29, 2024Incident dateWhen the filing says the breach took place.
February 3, 2025Report filed in CaliforniaDate the notice was lodged with the California Attorney General.

Case facts

Filing state: California
Date reported: February 3, 2025
Incident date: February 29, 2024
Receiving office: California Attorney General

Case notes

Ascension Health, a prominent healthcare provider, has reported a data security incident originating on February 29, 2024. The company formally filed notice of this event on February 3, 2025. This filing, made publicly available, indicates that an unauthorized event compromised data within their systems.

The specific nature of this breach, including how it occurred, has not been detailed in the public filing. Consequently, the precise categories of personal information exposed during the incident remain unspecified. Due to these limitations, it is not possible to confirm which particular pieces of your data may have been involved.

Ascension Health states that the incident is currently under investigation. This means that further details regarding the breach, its cause, and the full extent of affected information may become available as their inquiry progresses.

For those who believe they may be affected by this incident, general security recommendations apply. It is advisable to monitor your financial accounts and credit reports for any suspicious activity. Consider placing a fraud alert or security freeze on your credit files to prevent unauthorized access to new accounts.

Be wary of unsolicited communications, especially those requesting personal or sensitive information. Regularly update passwords for online accounts and use multi-factor authentication whenever possible. These general precautions are universally recommended for safeguarding your personal information, especially following a reported data security event.

Questions about this case file

Where does the Ascension Health case file come from?: Every entry is taken from the breach report Ascension Health lodged with the California Attorney General. Nothing here is estimated.
Why do the incident date and the report date differ?: Companies usually investigate before they report. The gap between the two dates shows how long that took.
What does the records-affected figure count?: It is the number the company gave the state. It can cover residents of that state only, so the national total may be higher.
Does this case file change over time?: Yes. When a company files an update or a new state publishes its copy of the report, the dates and counts here are refreshed.

California data breaches

Filing source: California Attorney General

Named in the Ascension Health breach?

Attach your notice and a short note. An attorney checks it against this case file at no cost.

Timeline

Case facts

Case notes

Questions about this case file

More California case files