Advanced Care Hospital of Montana — January 2024 breach

Clustered 2 filings across 1 jurisdiction · filing window Mar 29, 2024 → Apr 2, 2024. View entity profile → Other incidents for this victim →

⚠ 1 cross-filing discrepancy →Merge100%

Determination

Confirmed

Members

2 filings

States

Affected · reported

2,331

First → last filing

Mar 29, 2024 → Apr 2, 2024

Merge confidence

100%

incident inc_ebd051b608b04697 · merged by deterministic · confidence 100%

Confirmed breach. Merged as one breach: 2 regulatory filings. The filings describe unauthorized access. Intrusion Jan 16, 2024–Feb 4, 2024, discovered Feb 1, 2024 — the first regulatory filing landed 57 days later. 2,331 individuals reported across the linked filings. Data reported: Government ID, PII, Identity (basic), and 2 more. Each member filing remains the legal record for its jurisdiction.

Litigation Timing

Notification delay

57days

Discovered → first regulatory filing

Filing span

4days

Time between earliest and latest filing

Not recorded for this incident

Discovery variance · Leak precedence · Materiality delta · SEC filing delay — no leak-site claim in this cluster; no SEC 8-K in this cluster; needs two dated filings.

Regulatory clocksHIPAA✓ HHS notifiedFull clock table in Litigation Timeline

No cross-filing comparison data available for this incident.

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