Central Ozarks Medical Center — May 2025 breach

Clustered 4 filings across 4 jurisdictions · filing window Jan 9, 2026 → Jan 27, 2026. View entity profile → Other incidents for this victim →

⚠ 1 cross-filing discrepancy →Merge100%

Determination

Confirmed

Members

4 filings

States

Affected · reported

11,818

First → last filing

Jan 9, 2026 → Jan 27, 2026

Merge confidence

100%

incident inc_4a3f85ff1d6249c4 · merged by deterministic · confidence 100%

Confirmed breach. Merged as one breach: 4 regulatory filings. Intrusion May 14, 2025, discovered Nov 10, 2025 — the first regulatory filing landed 60 days later. 11,818 individuals reported across the linked filings. Data reported: Government ID, PHI, PII, and 4 more. Notifications rolled out on a 18-day schedule across 4 filings beginning Jan 9, 2026. Each member filing remains the legal record for its jurisdiction.

Litigation Timing

Notification delay

60days

Discovered → first regulatory filing

Filing span

18days

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.

The weekly clock on records like this one

The Disclosure Clock is a weekly briefing on what landed in the disclosure record, and the gap between the criminals' post and the regulator's filing — measured on the whole record, with the method shown.

Weekly. Double opt-in, one-click unsubscribe, and the address goes nowhere else.