Every public data breach

47 disclosed this week · 26,367 on record

Mountain View Family Practice

Disclosed Aug 31, 20235,139 affectedConfirmed

Official notice

The covered entity (CE), Mountain View Family Practice, reported that it was the subject of a ransomware attack that affected the protected health information (PHI) of 5,139 individuals. The PHI involved included names, addresses, dates of birth, Social Security numbers, diagnoses, lab results, medications, and claims and other treatment information. The CE notified HHS, the affected individuals, and the media. In response to the breach, the CE provided complimentary credit monitoring services and implemented additional administrative, technical, and security safeguards.

What is known

People affected5,139 (as reported to HHS)
DisclosedAug 31, 2023
AttackHacking
Data exposedNamesHealth
SectorHealthcare · US
StatusConfirmed

Sources

Notices filed

History of this record
sector2026-09-25
other to healthby 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 5139by backfillSource
summary2026-09-25
empty to The covered entity (CE), Mountain View Family Practice, reported that it was the subject of a ransomware attack that affected the protected health information (PHI) of 5,139 individuals. The PHI involved included names, addresses, dates of by 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.

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