Regulator-posted notice

Breach notice filed by Monongalia Health System, Inc. (December 2021)

Organization named: Monongalia Health System, Inc. Provisional: identity as filed, not yet matched to the directory
Type as the source lists it: Hacking/IT Incident

What the sources say

HHS OCR breach portal (HIPAA breaches affecting 500 or more individuals) Primary notice

Posted on the HHS Office for Civil Rights breach portal with a submission date of Dec. 21, 2021.

Organization as reported: Monongalia Health System, Inc., WV
Entity type as reported: Healthcare Provider
Category as reported: Hacking/IT Incident
Location of information as reported: Email
Submission date: Dec. 21, 2021
Observed by BreachRecords: 2026-10-18 16:15 UTC (revision 11719, row:2858)
Archived copy: Held in the private archive (provenance)

The covered entity (CE), Monongalia Health System, reported that multiple employees were the victims of an email phishing attack affecting the protected health information (PHI) of 398,164 individuals. The PHI involved included names, addresses, Social Security numbers, health insurance and claims information, and other treatment information. The CE notified HHS, affected individuals, the media, and posted substitute notice on its website. In response to the breach, the CE implemented additional technical safeguards and provided complimentary credit monitoring services to affected individuals.
The source's own words, from the revision above.

Figures, per source

398,164 individuals affected (total reported), according to the HHS Office for Civil Rights breach portal, source date Dec. 21, 2021, revision observed 2026-10-18.

Each figure is one source's figure with the basis that source gave. Figures from different sources are shown side by side and are not added, averaged or chosen between.

Timeline

Source dates are the dates the sources give. Observation dates are when BreachRecords recorded each revision.

2021-12-21Submission date (HHS Office for Civil Rights breach portal)
2026-10-18Observed by BreachRecords (revision 11719)
2026-10-19Approved by a reviewer

Organizations linked by a reviewer

Monongalia Health System, Inc. Named as the covered entity Provisional: identity as filed, not yet matched to the directory Linked 2026-10-19, method provisional.

Archived evidence

3dbc27dd5742e041cc1e7fe18cc669e2901fbd3b86b7007ed27948ff4d406e1f
text/csv, 5,530,996 bytes, retrieved from HHS Office for Civil Rights breach portal, 2026-10-18 16:15 UTC. Archived privately · Provenance · Source page

Records reflect source filings as of the dates shown. BreachRecords is not a regulator.

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