Partnership HealthPlan of California — March 2022 breach

Clustered 9 filings across 8 jurisdictions · filing window May 18, 2022 → May 23, 2022. View entity profile → Other incidents for this victim →

⚠ 2 cross-filing discrepancies →Merge100%

Determination

Confirmed

Members

9 filings

States

Affected · reported

854,913

First → last filing

May 18, 2022 → May 23, 2022

Merge confidence

100%

incident inc_1abf495f11024771 · merged by deterministic · confidence 100%

Confirmed breach. Merged as one breach: 9 regulatory filings. Intrusion Mar 19, 2022, discovered Mar 19, 2022 — the first regulatory filing landed 60 days later. 854,913 individuals reported across the linked filings. Data reported: Government ID, PHI, Health (basic), and 5 more. Notifications rolled out on a 5-day schedule across 9 filings beginning May 18, 2022. Each member filing remains the legal record for its jurisdiction.

Litigation Timing

Supplemental

Notification delay

60days

Discovered → first regulatory filing

Discovery variance

45days

Range of discovered_at dates across filings

Filing span

5days

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 clocksWashington⏱ WA AG >30dHIPAA✓ HHS notifiedCalifornia✓ CA 60-day OK · 60dMaine✓ ME AG ≤30d · 15dMassachusetts✓ MA credit monitoring dueFull clock table in Litigation Timeline

No cross-filing comparison data available for this incident.

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