INDIANAHackingHealthcareHealthcareCustomer Data InvolvedHealth (basic)Identity (basic)High
Horizon Healthcare RCM
bd_2494d37011c4c79c · schema v1 · pii pii-v1
Full breach record for Horizon Healthcare RCM →2 incidents on fileHorizon Healthcare RCM reported to HHS on 06/27/2025 a Hacking/IT Incident affecting 210901 individuals. Breached information located on Network Server.
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HIPAA clock✓ HHS notified
⚠ no discovery dateNo discovery date was extracted, so no notification clock can be evaluated.
⚠ No discovery dateThe OCR public portal omits the discovery date, so the 60-day notification clock cannot be evaluated from this source — only that the filing was submitted.
Incident timeline — partial
? — ?
Breach window unknown
Jun 27, 2025
Filed
No interval is drawn: no breach start or discovery date is on record for this filing.
This filing is one of 8 filings about the same incident.View merged incident
Linked disclosures
Why this link?Regulatory filings (7) · sorted by filing gap
- Indiana State AGbd_25fcf4be90ea13492025-06-27Verified
- South Carolina State AGbd_2c30bdb47fb3604a2025-06-27Verified
- Nebraska State AGbd_683236bfcdb2a0902025-06-27Verified
- Massachusetts State AGbd_8ff54dbb0d7f4d762025-06-27Verified
Show 3 more filings ↓Show fewer ↑up to 4d gap
- New Hampshire State AGbd_a3ed180e1ba972d72025-06-27Verified
- Maine State AGbd_b9ed9343a285ba772025-06-27Verified
- Illinois State AGbd_5a1984ac023e4ba82025-07-01 · +4dVerified
Filing propagation · 8 filings · 7 states
View merged incident ↗Indiana State AGJun 27 · first
South Carolina State AGJun 27 · first
Nebraska State AGJun 27 · first
Massachusetts State AGJun 27 · first
New Hampshire State AGJun 27 · first
Maine State AGJun 27 · first
HHS OCRJun 27 · first · this page
Evidence ladder
Leak-site claim
Attacker assertion only. Establishes: claim date, group, alleged victim.
Press / market report
Unlocks: incident narrative, operational impact. Still no compliance clock.
State AG / regulator filingThis record
Unlocks: discovery date, data types, affected count, compliance clock.
SEC 8-K / victim statement
Unlocks: materiality, stated response, full audit trail. Ceiling removed.