Notice of Data Event

October 16, 2026 – On August 18, 2026, Chicago Uptown Medical Center experienced a network disruption that impacted certain systems. Upon discovery, we immediately took action to address and investigate the event, which included engaging third-party computer forensic specialists to assist with determining the nature and scope of the event. A thorough investigation determined that certain information stored on our network was subject to unauthorized access between July 26, 2026, and August 18, 2026. Upon discovering this event, Chicago Uptown Medical Center changed network passwords and reviewed its policies and procedures. Chicago Uptown Medical Center is currently working to conduct a comprehensive review to determine the type(s) of information contained within the data and to whom that information is related.

We are also providing potentially impacted individuals with access to credit monitoring and identity protection services. If you have questions about this event or would like to enroll in the credit monitoring and identity protection services, please call 1-800-791-9016 between the hours of 8 AM and 8 PM ET (excluding major U.S. holidays). You may also write to us at 2333 W Irving Park Road Suite 1, Chicago, Illinois, 60618.

In general, we encourage potentially impacted individuals to remain vigilant against incidents of identity theft and fraud by reviewing credit reports/account statements and explanation of benefits forms for suspicious activity and to detect errors. Under U.S. law, individuals are entitled to one free credit report annually from each of the three major credit reporting bureaus, TransUnion, Experian, and Equifax. To order your free credit report, visit www.annualcreditreport.com or call 1-877-322-8228.

Individuals have the right to place an initial or extended fraud alert on a credit file at no cost. If individuals are a victim of identity theft, they are entitled to an extended fraud alert lasting seven years. As an alternative to a fraud alert, they have the right to place a credit freeze on a credit report. The credit freeze is designed to prevent credit, loans, and services from being approved without consent. Pursuant to federal law, individuals cannot be charged to place or lift a credit freeze on your credit report.

Should you wish to place a fraud alert or credit freeze, please contact the three major credit reporting bureaus
listed below:

TransUnion  1-800-680-7289 www.transunion.com

Experian 1-888-397-3742 www.experian.com

Equifax 1-888-298-0045 www.equifax.com

Individuals can further educate themselves regarding identity theft, fraud alerts, credit freezes, and the steps to protect their personal information by contacting the credit reporting bureaus, the Federal Trade Commission (FTC), or their state Attorney General. The FTC also encourages those who discover that their information has been misused to file a complaint with them. The FTC may be reached at 600 Pennsylvania Ave. NW, Washington, D.C. 20580; www.identitytheft.gov; 1-877-ID-THEFT (1-877-438-4338); and TTY: 1-866-653-4261. Instances of known or suspected identity theft