HHS OCR report · 2024
Ann & Robert H. Lurie Children's Hospital of Chicago data breach
OCR report facts
- Covered entity
- Ann & Robert H. Lurie Children's Hospital of Chicago
- Entity type
- Healthcare Provider
- State
- Illinois
- Individuals affected
- 775,860
- Submission date
- Jun 27, 2024
- Type of breach
- Hacking/IT Incident
- Location of breached information
- Network Server
- Business associate present
- No
- Status
- Archive (closed)
OCR description
Ann & Robert H. Lurie Children’s Hospital of Chicago, the covered entity (CE), reported that it experienced a cyberattack that affected the protected health information (PHI) 775,860 individuals. The PHI involved included names, addresses, dates of birth, drivers’ license and social security numbers, claims and financial information, diagnoses and conditions, lab results, medications, and other treatment information. The CE notified HHS, the affected individuals, and the media. In its mitigat...
Text as published on the HHS OCR breach portal.
Other reports by Ann & Robert H. Lurie Children's Hospital of Chicago
| Covered entity | State | Entity type | Individuals | Submitted | Type of breach | Status |
|---|---|---|---|---|---|---|
| Ann & Robert H. Lurie Children's Hospital of Chicago | IL | Healthcare Provider | 4,824 | May 4, 2020 | Unauthorized Access/Disclosure | Archive (closed) |
| Ann & Robert H. Lurie Children's Hospital of Chicago | IL | Healthcare Provider | 4,195 | Dec 26, 2019 | Unauthorized Access/Disclosure | Archive (closed) |
Frequently asked questions
How many people were affected by the Ann & Robert H. Lurie Children's Hospital of Chicago data breach?
The report to HHS OCR lists 775,860 individuals affected.
When was it reported to HHS?
It was submitted to HHS OCR on Jun 27, 2024.
What type of breach was it?
The OCR portal lists the type of breach as Hacking/IT Incident, with the breached information located in: Network Server.
Is the investigation still open?
No. The report is in the OCR portal archive, which holds reports where OCR has closed its review.
Is a breach notice letter from Ann & Robert H. Lurie Children's Hospital of Chicago legitimate?
This site cannot verify letters. Check the sender against the organisation's official website and the HHS OCR breach portal, and avoid calling numbers or clicking links only listed in an unexpected message. See our guide on what to do after a data breach notice.
Source: HHS OCR Breach Portal, OCR export October 2026. Network USA is not affiliated with HHS or Ann & Robert H. Lurie Children's Hospital of Chicago.