HHS OCRState AGConfirmed3 filings · 3 statesLifecycle stage 2 of 3: ConfirmedUnverified claimConfirmedEnforcedhigh sensitivity
Merged incident · 3 filings
Monongalia Health System, Inc. — May 2021 breach
Clustered 3 filings across 3 jurisdictions · filed Dec 21, 2021. View entity profile → Other incidents for this victim →
⚠ 1 cross-filing discrepancy →Merge100%
incident inc_c969a1520c5c4319 · merged by deterministic · confidence 100%
Confirmed breach. Merged as one breach: 3 regulatory filings. The filings describe social engineering. Intrusion May 10, 2021–Aug 15, 2021, discovered Jul 28, 2021 — the first regulatory filing landed 146 days later. 398,164 individuals reported across the linked filings. Data reported: Government ID, Identity (basic), Health (basic), and 1 more. Each member filing remains the legal record for its jurisdiction.
Litigation Timing
Notification delay
146days
Discovered → first regulatory filing
Filing span
0days
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 notifiedMassachusetts✓ MA credit monitoring dueFull clock table in Litigation Timeline
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