HHS OCR report ยท 2025
Black Hills Regional Eye Institute data breach
OCR report facts
- Covered entity
- Black Hills Regional Eye Institute
- Entity type
- Healthcare Provider
- State
- South Dakota
- Individuals affected
- 106,763
- Submission date
- Mar 31, 2025
- Type of breach
- Hacking/IT Incident
- Location of breached information
- Network Server
- Business associate present
- No
- Status
- Archive (closed)
OCR description
The covered entity (CE), Black Hills Regional Eye Institute, reported that it was the subject of a cybersecurity incident that affected the protected health information (PHI) of 106,763 individuals. The PHI involved included clinical, demographic, and financial information. The CE notified HHS, the affected individuals, the media, and provided substitute notice. In response to the breach, the CE implemented additional administrative, technical, and security safeguards.
Text as published on the HHS OCR breach portal.
Frequently asked questions
How many people were affected by the Black Hills Regional Eye Institute data breach?
The report to HHS OCR lists 106,763 individuals affected.
When was it reported to HHS?
It was submitted to HHS OCR on Mar 31, 2025.
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 Black Hills Regional Eye Institute 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 Black Hills Regional Eye Institute.