Deaconess Illinois Medical Center Reports Data Security Incident

Deaconess Illinois Medical Center has officially reported a data security incident to the Illinois Attorney General. This public filing, submitted on February 24, 2026, confirms that a breach involving unauthorized access to the medical center's systems occurred.

The public filing indicates that personal information was exposed during this incident. The specific types of data involved have not been detailed in the official report, meaning general categories are not specified. This information will typically be provided to affected individuals directly through a notification letter.

At the time of the filing, Deaconess Illinois Medical Center stated that an investigation into the breach was underway. This process aims to determine the full scope, nature, and impact of the security event, and may lead to further updates.

If you received a data breach notification letter from Deaconess Illinois Medical Center, it indicates that your personal information was stored within the compromised systems. It is important to carefully read this letter as it will contain the most specific details available about your situation.

As a general best practice after any data security incident, remain vigilant for any unusual activity. Monitor your accounts for unexpected transactions or communications that seem suspicious. Be cautious of unsolicited requests for private information, especially those claiming to be from Deaconess Illinois Medical Center or other official entities.