Every public data breach

47 disclosed this week · 26,367 on record

Jefferson County Health Center

Disclosed Jan 13, 2023115,940 affectedConfirmed

Official notice

The covered entity (CE), Jefferson County Health Center, reported that it was the subject of a ransomware attack that affected the protected health information (PHI) of 53,827 individuals. The PHI involved included names, dates of birth, Social Security numbers, claims information, diagnoses, medications, and other treatment information. The CE notified HHS, the affected individuals, the media, and provided substitute notice. In response to the breach, the CE provided complimentary credit monitoring services and implemented additional administrative, technical, and security safeguards to better protect its PHI.

What is known

People affected115,940 (as reported to HHS)
DisclosedJan 13, 2023
AttackHacking
Data exposedNamesHealth
SectorHealthcare · US
StatusConfirmed

Sources

Notices filed

History of this record
records2026-09-25
53827 to 115940by backfillSource
disclosed2026-09-25
2023-07-28 to 2023-01-13by backfillSource
attack2026-09-25
unknown to hackingby backfillSource
data_types2026-09-25
[] to ["names","health"]by backfillSource
records_basis2026-09-25
empty to hhsby backfillSource
records2026-09-25
empty to 53827by backfillSource
disclosed2026-09-25
2023-08-02 to 2023-07-28by backfillSource
summary2026-09-25
empty to The covered entity (CE), Jefferson County Health Center, reported that it was the subject of a ransomware attack that affected the protected health information (PHI) of 53,827 individuals. The PHI involved included names, dates of birth, Soby backfillSource
Added2026-09-25
First recordedby backfillSource

First seen 2026-09-25 (Vermont AG), confirmed by Vermont AG. Record counts are as reported. Not legal advice.

Everything about Jefferson County Health Center