CHANGE HEALTHCARE INC.
bd_1f98946b9f90517c · schema v1 · pii pii-v1
Full breach record for CHANGE HEALTHCARE INC. →7 incidents on fileChange Healthcare reported a data breach to the Delaware Attorney General. Notice was filed on 2025-07-31. 534,372 Delaware residents were affected. 192,700,000 individuals affected in total.
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Incident timeline — partial
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Breach window unknown
Jul 31, 2025
Filed
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Corroborated · see linked filings
Compliance clocks stay unassessable until a regulatory filing lands. Dashed segments fill in automatically when corroboration arrives.
Linked disclosures
Why this link?Regulatory filings (1) · sorted by filing gap
- New Hampshire State AGbd_f6ce723161ae67cf2025-07-31Candidate
Filing propagation · 2 filings · 2 states
View merged incident ↗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.