HHS OCR report · 2024
University of Chicago Medical Center data breach
OCR report facts
- Covered entity
- University of Chicago Medical Center
- Entity type
- Healthcare Provider
- State
- Illinois
- Individuals affected
- 10,332
- Submission date
- May 24, 2024
- Type of breach
- Hacking/IT Incident
- Location of breached information
- Business associate present
- No
- Status
- Archive (closed)
OCR description
The covered entity (CE), University of Chicago Medical Center, reported that multiple employees were the subjects of an email phishing attack that affected the protected health information (PHI) of 10,332 individuals. The PHI involved included names, dates of birth, Social Security numbers, passport numbers, drivers’ license or state identification numbers, financial information, diagnoses, medications, and health insurance and other treatment information. The CE notified HHS, the affected in...
Text as published on the HHS OCR breach portal.
Other reports by University of Chicago Medical Center
| Covered entity | State | Entity type | Individuals | Submitted | Type of breach | Status |
|---|---|---|---|---|---|---|
| University of Chicago Medical Center | IL | Healthcare Provider | 2,568 | May 27, 2022 | Hacking/IT Incident | Archive (closed) |
Frequently asked questions
How many people were affected by the University of Chicago Medical Center data breach?
The report to HHS OCR lists 10,332 individuals affected.
When was it reported to HHS?
It was submitted to HHS OCR on May 24, 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: Email.
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 University of Chicago Medical Center 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 University of Chicago Medical Center.