OCH Regional Medical Center
bd_df39de9b398c03cc · schema v1 · pii pii-v2
Full breach record for OCH Regional Medical Center →OCH REGIONAL MEDICAL CENTER filed a data-breach notice with the Illinois Attorney General in June 2025 (case 25-06-231). The register records the breach as discovered on September 14, 2023. 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.
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Incident timeline
Sep 14, 2023
Discovered
Jun 1, 2025
Filed
Linked disclosures
Why this link?Regulatory filings (2) · sorted by filing gap
- Massachusetts State AGbd_1bb0ed625dc7f3db2025-06-13 · +12dCandidate
- Nebraska State AGbd_178413f86a3c75112025-06-18 · +17dVerified
Filing propagation · 3 filings · 3 states
View merged incident ↗Pattern: first filing Jun 1 (IL), last Jun 18 (NE) — a 17-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.