HHS OCR report ยท 2025
Rocky Mountain Oncology Care data breach
OCR report facts
- Covered entity
- Rocky Mountain Oncology Care
- Entity type
- Healthcare Provider
- State
- Wyoming
- Individuals affected
- 5,615
- Submission date
- Oct 24, 2025
- Type of breach
- Hacking/IT Incident
- Location of breached information
- Network Server
- Business associate present
- Yes
- Status
- Archive (closed)
OCR description
Rocky Mountain Oncology Care, the covered entity (CE), reported that its business associate (BA) experienced a hacking incident that affected the protected health information (PHI) of 5,615 individuals. The PHI included clinical and demographic information. The CE notified HHS, the affected individuals, the media, and provided substitute notice. In response to the breach, the CE provided complimentary credit monitoring services to the affected individuals and the BA implemented additional adm...
Text as published on the HHS OCR breach portal.
Other reports by Rocky Mountain Oncology Care
| Covered entity | State | Entity type | Individuals | Submitted | Type of breach | Status |
|---|---|---|---|---|---|---|
| Rocky Mountain Oncology Care | WY | Healthcare Provider | 10,268 | Jun 27, 2025 | Hacking/IT Incident | Archive (closed) |
Frequently asked questions
How many people were affected by the Rocky Mountain Oncology Care data breach?
The report to HHS OCR lists 5,615 individuals affected.
When was it reported to HHS?
It was submitted to HHS OCR on Oct 24, 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 Rocky Mountain Oncology Care 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 Rocky Mountain Oncology Care.