Advent Health Partners
Disclosed Jan 6, 20224 years ago37,183 affectedConfirmed
The business associate (BA), Advent Health Partners, Inc., reported that several employees were the targets of an email phishing attack that compromised the protected health information (PHI) of 37,183 individuals. The PHI involved included names, Social Security numbers, dates of birth, and treatment information. The BA provided breach notification to the affected individuals, the media, the HHS Secretary, and affected covered entities. In response to the breach, the BA implemented additional administrative, technical, and security safeguards, and retrained workforce members to better protect PHI.
What is known
| People affected | 37,183 (as reported to HHS) |
|---|---|
| Disclosed | Jan 6, 2022 |
| Discovered | Dec 2, 2021 |
| Happened | Jul 14, 2021 |
| Attack | Hacking |
| Data exposed | Names, Health, Insurance |
| Sector | Healthcare · US |
| Status | Confirmed |
Sources
| Source | |
|---|---|
| California Attorney General breach notice: Advent Health Partnersoag.ca.gov · Official notice | Official notice |
| Notice letter filed with the Delaware DOJ: Advent Health Partnersattorneygeneral.delaware.gov · Official notice | Official notice |
| HHS OCR breach report (archive, resolved): Advent Health Partners (Business Associate, TN)ocrportal.hhs.gov · Official notice | Official notice |
Notices filed
| Where | Filed | People |
|---|---|---|
| California AGresidents of CA | Jan 6, 2022 | |
| HHS archivetotal | Jan 6, 2022 | 37,183 |
| Delaware DOJresidents of DE | Feb 4, 2022 | 13 |
| California AGresidents of CA | Apr 27, 2022 |
History of this record
- 2026-09-25 · attack: unknown to hacking · backfill source
- 2026-09-25 · records_basis: organization to hhs · backfill source
- 2026-09-25 · records: 30021 to 37183 · backfill source
- 2026-09-25 · summary: empty to The business associate (BA), Advent Health Partners, Inc., reported that several employees were the targets of an email phishing attack that compromised the protected health information (PHI) of 37,183 individuals. The PHI involved included · backfill source
- 2026-09-25 · data_types: [] to ["names","health","insurance"] · backfill source
- 2026-09-25 · records_basis: empty to organization · backfill source
- 2026-09-25 · records: empty to 30021 · backfill source
- 2026-09-25 · discovered: empty to 2021-12-02 · backfill source
- 2026-09-25 · disclosed: 2022-04-27 to 2022-01-06 · 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.