CHANGE HEALTHCARE INC.
bd_6c170b3ed5a97da5 · schema v1 · pii pii-v1
Full breach record for CHANGE HEALTHCARE INC. →7 incidents on fileChange Healthcare, Inc. disclosed a cybersecurity incident where a cybercriminal accessed its computer system between Feb 17-20, 2024. The breach exposed PHI, PII (SSN, DL), and financial data. CHC turned off systems, engaged law enforcement, and offered 2 years of credit monitoring. Notification to affected individuals began June 20, 2024.
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Incident timeline
Feb 17, 2024
Begins
Feb 21, 2024
Discovered
Aug 5, 2024
Filed
vs. sector median
+13 wks slower
Linked disclosures
Why this link?Regulatory filings (10) · sorted by filing gap
- California State AGbd_6999730badb3aebb2024-08-03 · +2dVerified
- Oregon State AGbd_788f5843714453cb2024-08-03 · +2dVerified
- Massachusetts State AGbd_969ae8733a313abf2024-08-03 · +2dVerified
- Washington State AGbd_dc48a09555e80a912024-08-03 · +2dVerified
Show 6 more filings ↓Show fewer ↑up to 88d gap
- Montana State AGbd_20fef244fbf67f712024-08-02 · +3dVerified
- New Hampshire State AGbd_546b3d03391ed1822024-08-02 · +3dVerified
- Illinois State AGbd_475102911ae1328e2024-08-01 · +4dVerified
- Vermont State AGbd_1467986906075ca02024-07-29 · +7dVerified
- Oregon State AGbd_1091c4bb67ec440a2024-09-16 · +42dVerified
- Illinois State AGbd_99990548386b282d2024-11-01 · +88dVerified
Showing first 10 of 13 linked disclosures.
Filing propagation · 11 filings · 9 states
View merged incident ↗Pattern: first filing Jul 29 (VT), last Nov 1 (IL) — a 95-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?
Cascade drawn from the first 10 linked disclosures of 13 — the full spread may be wider.
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.