DisclosureLens
FEDERALHackingHealthcareFinancial ServicesHealthcareSupply Chain (3P Vendor)Customer Data InvolvedPIIPHILowActive

Change Healthcare

bd_36e4f538febdd83a · schema v1 · pii pii-v1

Severity

Low

Discovered

Filed

Mar 12, 2024

To disclose

Affected

Not disclosed

Confidence

65%

Bioventus (reporting entity) disclosed in its 10-K Item 1C that Change Healthcare (victim/third-party vendor) experienced a cybersecurity incident where a threat actor gained access to its IT systems. Bioventus states the incident has not materially affected its financial condition, though patient billing and claims processing were disrupted. Bioventus identified an alternative intermediary and resumed some submissions. UnitedHealth Group (Change Healthcare's parent) was investigating as of March 7, 2024.

Incident timeline — partial

? — ?

Breach window unknown

Mar 12, 2024

Filed

No filing yet · watching

Compliance clocks stay unassessable until a regulatory filing lands. Dashed segments fill in automatically when corroboration arrives.

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 filing

Unlocks: discovery date, data types, affected count, compliance clock.

SEC 8-K / victim statementThis record

Unlocks: materiality, stated response, full audit trail. Ceiling removed.