HHS OCR report ยท 2010
Cook County Health & Hospitals System data breach
OCR report facts
- Covered entity
- Cook County Health & Hospitals System
- Entity type
- Healthcare Provider
- State
- Illinois
- Individuals affected
- 7,081
- Submission date
- Aug 20, 2010
- Type of breach
- Theft
- Location of breached information
- Laptop
- Business associate present
- No
- Status
- Archive (closed)
OCR description
An employee's laptop was stolen out of a locked office; evidence shows that the laptop was password protected but not encrypted. The laptop contained the protected health information (PHI) of approximately 7,000 individuals. The PHI stored on the laptop included names, dates of birth, Social Security numbers, internal encounter numbers, and other administrative codes. Following the breach, the covered entity notified those individuals reasonably believed to have been affected by the breach...
Text as published on the HHS OCR breach portal.
Other reports by Cook County Health & Hospitals System
| Covered entity | State | Entity type | Individuals | Submitted | Type of breach | Status |
|---|---|---|---|---|---|---|
| Cook County Health & Hospitals System | IL | Healthcare Provider | 727 | Oct 27, 2017 | Unauthorized Access/Disclosure | Archive (closed) |
| Cook County Health & Hospitals System | IL | Healthcare Provider | 22,511 | Jan 11, 2014 | Other | Archive (closed) |
| Cook County Health & Hospitals System | IL | Healthcare Provider | 556 | Dec 17, 2010 | Theft | Archive (closed) |
Frequently asked questions
How many people were affected by the Cook County Health & Hospitals System data breach?
The report to HHS OCR lists 7,081 individuals affected.
When was it reported to HHS?
It was submitted to HHS OCR on Aug 20, 2010.
What type of breach was it?
The OCR portal lists the type of breach as Theft, with the breached information located in: Laptop.
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 Cook County Health & Hospitals System 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 Cook County Health & Hospitals System.