Every public data breach

47 disclosed this week · 26,367 on record

Alliance Health Networks

Disclosed Feb 15, 201642,372 affectedConfirmed

Official notice

On December 17, 2015, the covered entity (CE), Alliance Health Networks, LLC., discovered that a test database containing protected health information (PHI) was accessible to the public via the Internet. The breach affected approximately 42,372 individuals, and their unsecured PHI included names, addresses, telephone numbers, email addresses, medications, and some clinical information. The CE provided breach notification to affected individuals, the media, and HHS. The CE also mitigated the effects of the breach by immediately securing the database, implementing monitoring of its test databases, performing weekly vulnerability scans of its systems, and updating its policies to ensure that production data is not used in test databases. In resolving the breach, OCR provided the CE with technical assistance regarding necessary changes to its policies and procedures, as well its risk management process.

What is known

People affected42,372 (as reported to HHS)
DisclosedFeb 15, 2016
AttackHacking
Data exposedNamesHealth
SectorHealthcare · US
StatusConfirmed

Sources

Notices filed

History of this record
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 42372by backfillSource
summary2026-09-25
empty to On December 17, 2015, the covered entity (CE), Alliance Health Networks, LLC., discovered that a test database containing protected health information (PHI) was accessible to the public via the Internet. The breach affected approximately 42by backfillSource
Added2026-09-25
First recordedby backfillSource

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

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