RUSH UNIVERSITY SYSTEM FOR HEALTH data breach
Incident readout
- Company
- RUSH UNIVERSITY SYSTEM FOR HEALTH
- Reported to
- Illinois Attorney General
- Filed
- December 15, 2025
- People affected
- Not stated in the filing
- Incident type in filing
- Not stated
- Our review
- Investigation Open
Was this a ransomware attack?
The filing does not say ransomware was involved. We do not label an incident ransomware unless the company’s report says so. Whatever the cause, the steps to protect yourself and the legal question are the same.
What we know
Rush University System for Health is a prominent academic health system providing comprehensive medical care, research, and clinical education services. As a healthcare provider, the organization maintains highly sensitive patient information, including medical history, diagnostic records, insurance details, and personal identification data required for treatment and billing. In 2025, the organization officially reported a data security incident to the Illinois Attorney General, confirming that unauthorized access to their systems occurred. If you received a data breach notification letter from Rush, it indicates that your personal or health-related information may have been involved in this event. This notification is intended to inform you of the incident and provide guidance on the steps you can take to protect your identity and medical privacy.
See every breach reported in Illinois or read what to do after a ransomware attack.
After the RUSH UNIVERSITY SYSTEM FOR HEALTH incident: what to do and your options
- What should I do after getting the RUSH UNIVERSITY SYSTEM FOR HEALTH data breach notice?
- Keep the letter and the envelope, and note the date it arrived. Freeze your credit with Equifax, Experian and TransUnion, change any passwords the notice mentions, and sign up for any free credit monitoring the letter offers. Then check whether you may have a claim.
- Did RUSH UNIVERSITY SYSTEM FOR HEALTH offer free credit monitoring?
- Check your letter from RUSH UNIVERSITY SYSTEM FOR HEALTH. If free credit or identity monitoring is offered, the enrollment code and deadline are printed in the notice itself. Using the free service won't stop you from joining a lawsuit or settlement later.
- Can I sue RUSH UNIVERSITY SYSTEM FOR HEALTH over the data breach?
- It depends on what was exposed, the law in Illinois and your own state, and whether you've been harmed. Most people take part through a class action rather than suing alone. Keep your notification letter — it's the proof that connects you to the breach.
- Do I need a RUSH UNIVERSITY SYSTEM FOR HEALTH data breach lawyer or attorney?
- Whether the company's systems were encrypted by ransomware or data was simply taken, the legal question is the same: did it protect your information the way the law requires? An attorney can review your notice for free, and these cases are usually handled on contingency.
- Is there a RUSH UNIVERSITY SYSTEM FOR HEALTH data breach class action lawsuit?
- Law firms often open an investigation after a breach notice like this one, and a class action lawsuit may follow. This page doesn't confirm that a lawsuit has been filed against RUSH UNIVERSITY SYSTEM FOR HEALTH. You usually don't have to join a class action to be included — if a settlement is reached, class members are notified and can file a claim.
- Is the RUSH UNIVERSITY SYSTEM FOR HEALTH data breach letter legit or a scam?
- A notice from RUSH UNIVERSITY SYSTEM FOR HEALTH in the mail matches the breach RUSH UNIVERSITY SYSTEM FOR HEALTH reported to the Illinois Attorney General on December 15, 2025. Check that the company name and dates in your letter match that filing. A real notice of data security incident won't ask for your password, Social Security number or a payment — if it does, contact RUSH UNIVERSITY SYSTEM FOR HEALTH through a phone number or website you find yourself.
- How much could a RUSH UNIVERSITY SYSTEM FOR HEALTH data breach settlement or claim be worth?
- There is no set amount, and no RUSH UNIVERSITY SYSTEM FOR HEALTH settlement is confirmed here. In past data breach settlements, payments depended on what data was exposed and on documented losses — fraud, out-of-pocket costs and time spent dealing with the breach. Keep receipts and records; they're what damages claims are built on.
Other breaches reported in Illinois
- The University Of Illinois College Of Medicine - ChicagoIllinois Attorney General · Filed July 14, 2026Count not stated
- Abbott Cancer Diagnostics (Formerly Known As Exact Sciences)Illinois Attorney General · Filed July 8, 2026Count not stated
- Aspire Rural Health SystemIllinois Attorney General · Filed July 7, 2026Count not stated
- EVERSANA LIFE SCIENCES SERVICESIL Attorney General · Filed June 30, 2026Count not stated
- EVERSANA LIFE SCIENCES SERVICESIllinois Attorney General · Filed June 30, 2026Count not stated
- EduPath Learning PlatformIllinois Attorney General · Filed June 25, 202678,000 affected
Attorney advertising. This page reflects a public regulator filing; it does not mean a lawsuit has been filed or that the company did anything unlawful. Submitting a review request does not create an attorney-client relationship.