HHS OCR report · 2017
Silver Cross Hospital data breach
OCR report facts
- Covered entity
- Silver Cross Hospital
- Entity type
- Healthcare Provider
- State
- Illinois
- Individuals affected
- 8,862
- Submission date
- Aug 11, 2017
- Type of breach
- Unauthorized Access/Disclosure
- Location of breached information
- Network Server
- Business associate present
- Yes
- Status
- Archive (closed)
OCR description
Beginning on or around November 30, 2016, Silver Cross Hospital’s business associate (BA), Demi & Cooper Advertising, updated its software. The software upgrade reconfigured security settings such that data in completed web forms was potentially made available on the internet without password protection. This breach affected 8,862 individuals. The types of protected health information involved in the breach included demographic, financial and clinical information. Following the breach, the co...
Text as published on the HHS OCR breach portal.
Frequently asked questions
How many people were affected by the Silver Cross Hospital data breach?
The report to HHS OCR lists 8,862 individuals affected.
When was it reported to HHS?
It was submitted to HHS OCR on Aug 11, 2017.
What type of breach was it?
The OCR portal lists the type of breach as Unauthorized Access/Disclosure, 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 Silver Cross Hospital 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 Silver Cross Hospital.