Every public data breach

44 disclosed this week · 26,355 on record

Dental Care Alliance

Disclosed Oct 28, 20201,723,375 affectedConfirmed

Official notice

The business associate (BA), Dental Care Alliance, LLC, reported that it was the victim of a ransomware attack that affected the electronic protected health information (ePHI) of 1,723,375 individuals. The ePHI involved included names, addresses, clinical information, financial information, and other treatment information. The BA notified HHS, affected individuals, and the media. In response to the breach, the BA implemented additional administrative and technical safeguards and retrained its employees.

What is known

People affected1,723,375 (as reported to HHS)
DisclosedOct 28, 2020
DiscoveredOct 11, 2020
HappenedSep 18, 2020
AttackHacking
Data exposedNamesHealthInsuranceCredentials and tokens
SectorHealthcare · US
StatusConfirmed

Sources

Notices filed

History of this record
attack2026-09-25
unknown to hackingby backfillSource
records_basis2026-09-25
organization to hhsby backfillSource
records2026-09-25
1004304 to 1723375by backfillSource
summary2026-09-25
empty to The business associate (BA), Dental Care Alliance, LLC, reported that it was the victim of a ransomware attack that affected the electronic protected health information (ePHI) of 1,723,375 individuals. The ePHI involved included names, addrby backfillSource
disclosed2026-09-25
2020-12-07 to 2020-10-28by backfillSource
Added2026-09-25
First recordedby backfillSource

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

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