Sierra Vista Hospital & Clinics
bd_f8afe2f84d5db6b5 · schema v1 · pii pii-v2
Full breach record for Sierra Vista Hospital & Clinics →SIERRA VISTA HOSPITAL & CLINICS filed a data-breach notice with the Illinois Attorney General in October 2025 (case 25-10-500). The register records the breach as discovered on August 13, 2025. Personal information types reported: medical information, ssn. Illinois does not publish the number of people affected — 815 ILCS 530/10 permits the Attorney General to publish only the entity name, the types of personal information and the date range.
J jump to incidentP pin to compareR raw source
Incident timeline
Aug 13, 2025
Discovered
Oct 1, 2025
Filed
Linked disclosures
Why this link?Regulatory filings (5) · sorted by filing gap
- HHS OCRbd_c1f6fbbed29347c22025-10-06 · +5dVerified
- Massachusetts State AGbd_316f34b8c14802c12025-10-07 · +6dVerified
- Texas State AGbd_98e33e96be702bb62025-10-07 · +6dVerified
- Montana State AGbd_1f24d3d9561cf6f32025-10-08 · +7dVerified
Show 1 more filing ↓Show fewer ↑up to 9d gap
- New Hampshire State AGbd_46d90a4b9876e76f2025-10-10 · +9dVerified
Filing propagation · 6 filings · 6 states
View merged incident ↗Pattern: first filing Oct 1 (IL), last Oct 10 (NH) — a 9-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?
Evidence ladder
Attacker assertion only. Establishes: claim date, group, alleged victim.
Unlocks: incident narrative, operational impact. Still no compliance clock.
Unlocks: discovery date, data types, affected count, compliance clock.
Unlocks: materiality, stated response, full audit trail. Ceiling removed.