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Confirmed2 filings · 2 statesUnverified claimConfirmedEnforcedmoderate sensitivity

Merged incident · 2 filings

UNITEDHEALTHCARE INSURANCE COMPANY — February 2023 breach

Clustered 2 filings across 2 jurisdictions · filing window Apr 28, 2023 → Jun 9, 2023. View entity profile → Other incidents for this victim →

⚠ 1 cross-filing discrepancy →Merge100%

Determination

Confirmed

Members

2 filings

States

Affected · reported

16,844

First → last filing

Apr 28, 2023 → Jun 9, 2023

Merge confidence

100%

incident inc_e9fe0352495844f5 · merged by deterministic · confidence 100%

Confirmed breach. Merged as one breach: 2 regulatory filings. The filing describes a phishing attack. Intrusion Feb 19, 2023–Feb 25, 2023, discovered Feb 20, 2023 — the first regulatory filing landed 67 days later (flagged late). 16,844 individuals reported across the linked filings. Data reported: Identity (basic), Health (basic), and PHI. Each member filing remains the legal record for its jurisdiction.

Litigation Timing

Notification delay

67days

Discovered → first regulatory filing

Discovery variance

2days

Range of discovered_at dates across filings

Filing span

42days

Time between earliest and latest filing

Not recorded for this incident

Leak precedence · Materiality delta · SEC filing delay — no leak-site claim in this cluster; no SEC 8-K in this cluster.

Regulatory clocksOregon✗ OR AG >45dFull clock table in Litigation Timeline

No cross-filing comparison data available for this incident.

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