Rocky Mountain Oncology Care
ent_e9470e5e074db643bc68c8d2
Disclosures
4
State AG · HHS OCR · 2 jurisdictions
Incidents
1
filings grouped by incident
Max affected reported
10,268
nationwide · HHS OCR WY
Leak-site claims
0
none in sample
Identity resolution
- Canonical name
- Rocky Mountain Oncology Care
- Normalized
- rocky mountain oncology care— dedupe via name-norm; Microsoft / MSFT collapse to one row
- GLEIF LEI
- No match
- SEC EDGAR CIK
- None — not an SEC registrant
- Domain
- None on record
Disclosure history (4)newest first
- 🦬Montana State AGas victim2025-10-29
Rocky Mountain Oncology Care reported a data breach to the Montana Attorney General. The breach was reported on 2025-10-29. The breach occurred from 03/31/2025 to 04/10/2025. 10 Montana residents were affected.
- WYHHS OCRas victim2025-10-24
Rocky Mountain Oncology Care (WY) reported to HHS on 2025-10-24 a Hacking/IT Incident affecting 5,615 individuals. The breach occurred at a business associate's network server. PHI exposed included clinical and demographic information. The CE notified HHS, affected individuals, and media, and offered credit monitoring. The BA implemented additional administrative, technical, and security safeguards.
- 🦬Montana State AGas victim2025-07-15
Rocky Mountain Oncology Care reported a data breach to the Montana Attorney General. The breach was reported on 2025-07-15. The breach occurred from 12/13/2024 to 12/16/2024. 38 Montana residents were affected.
- WYHHS OCRas victim2025-06-27
Rocky Mountain Oncology Care reported to HHS on 2025-06-27 a Hacking/IT Incident affecting 10,268 individuals. Breached information located on Email. A business associate's employees were subjected to an email phishing scheme, compromising clinical, demographic, and financial PHI. The CE provided credit monitoring and implemented additional safeguards.