Westchester Ellenville Hospital d.b.a. Ellenville Regional Hospital
bd_9d56991a1a361677 · schema v1 · pii pii-v2
Full breach record for Westchester Ellenville Hospital d.b.a. Ellenville Regional Hospital →Westchester Ellenville Hospital dba Ellenville Regional Hospital reported a data breach to the Indiana Attorney General. The breach occurred on 2025-12-18 and was reported on 2026-09-16. 19 Indiana residents were affected. 73,304 individuals affected in total.
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Incident timeline
Dec 18, 2025
Begins
Sep 16, 2026
Filed
Linked disclosures
Why this link?Regulatory filings (2) · sorted by filing gap
- New Hampshire State AGbd_4cbd8aa41605a4482026-09-15 · +1dVerified
- Massachusetts State AGbd_15016353cb2d9edf2026-09-01 · +15dCandidate
Filing propagation · 3 filings · 3 states
View merged incident ↗Pattern: first filing Sep 1 (MA), last Sep 16 (IN) — a 15-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.