Every public data breach

44 disclosed this week · 26,355 on record

Monterey Health Center

Disclosed Oct 11, 20195,400 affectedConfirmed

Official notice

Monterey Health Center, the covered entity (CE), reported that it was the victim of a ransomware attack which affected the electronic protected health information of approximately 5,400 individuals. The ePHI involved included names, birthdates, drivers' license numbers, Social Security numbers, claims information, diagnoses and conditions, lab results, medications prescribed, and other treatment information. The CE notified HHS, affected individuals, the media, and posted substitute notice on its website. The CE provided complimentary credit monitoring and identity theft restoration services to affected individuals. During the course of the investigation, OCR confirmed that the CE officially closed and is no longer in business.

What is known

People affected5,400 (as reported to HHS)
DisclosedOct 11, 2019
AttackHacking
Data exposedNamesHealth
SectorHealthcare · US
StatusConfirmed

Sources

Notices filed

History of this record
Added2026-09-25
First recordedby backfillSource

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

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