Alliance Health Networks
Disclosed Feb 15, 201610 years ago42,372 affectedConfirmed
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 affected | 42,372 (as reported to HHS) |
|---|---|
| Disclosed | Feb 15, 2016 |
| Attack | Hacking |
| Data exposed | Names, Health |
| Sector | Healthcare · US |
| Status | Confirmed |
Sources
| Source | |
|---|---|
| California Attorney General breach notice: Alliance Health Networksoag.ca.gov · Official notice | Official notice |
| HHS OCR breach report (archive, resolved): Alliance Health Networks (Healthcare Provider, UT)ocrportal.hhs.gov · Official notice | Official notice |
Notices filed
| Where | Filed | People |
|---|---|---|
| California AGresidents of CA | Feb 15, 2016 | |
| HHS archivetotal | Feb 15, 2016 | 42,372 |
History of this record
- 2026-09-25 · attack: unknown to hacking · backfill source
- 2026-09-25 · data_types: [] to ["names","health"] · backfill source
- 2026-09-25 · records_basis: empty to hhs · backfill source
- 2026-09-25 · records: empty to 42372 · backfill source
- 2026-09-25 · summary: 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 42 · backfill source
- 2026-09-25 · added · backfill source
First seen 2026-09-25 (California AG), confirmed by California AG. Record counts are as reported. Not legal advice.