Cerenade
Disclosed Nov 30, 20259 months ago1,697 affectedConfirmed
The business associate (BA), Cerenade, reported that it experienced a ransomware incident that affected the protected health information (PHI) of 1,697 individuals. The PHI involved demographic information. The BA notified the affected CE, notified HHS and the affected individuals. In response to the breach, the BA implemented additional technical and administrative safeguards.
What is known
| People affected | 1,697 (as reported to HHS) |
|---|---|
| Disclosed | Nov 30, 2025 |
| Discovered | Oct 2, 2025 |
| Happened | Oct 2, 2025 |
| Attack | Hacking |
| Data exposed | Dates of birth, Addresses, Names, Health |
| Sector | Healthcare · US |
| Status | Confirmed |
Sources
| Source | |
|---|---|
| California Attorney General breach notice: Cerenadeoag.ca.gov · Official notice | Official notice |
| Texas Attorney General data security breach report BR-0004823: Cerenadeoag.my.site.com · Official notice | Official notice |
| Indiana Attorney General 2026 data breach report: Cerenadein.gov · Official notice | Official notice |
| HHS OCR breach report (archive, resolved): Cerenade (Business Associate, CA)ocrportal.hhs.gov · Official notice | Official notice |
Notices filed
| Where | Filed | People |
|---|---|---|
| HHS archivetotal | Nov 30, 2025 | 1,697 |
| California AGresidents of CA | Jan 2 | |
| Indiana AGresidents of IN | Feb 6 | 2 |
| Texas AGresidents of TX | Feb 9 | 535 |
| Indiana AGresidents of IN | Mar 3 | 1 |
History of this record
- 2026-09-25 · sector: other to health · backfill source
- 2026-09-25 · attack: unknown to hacking · backfill source
- 2026-09-25 · data_types: ["dob","addresses","names"] to ["dob","addresses","names","health"] · backfill source
- 2026-09-25 · records_basis: organization to hhs · backfill source
- 2026-09-25 · records: 1663 to 1697 · backfill source
- 2026-09-25 · disclosed: 2026-01-02 to 2025-11-30 · backfill source
- 2026-09-25 · summary: empty to The business associate (BA), Cerenade, reported that it experienced a ransomware incident that affected the protected health information (PHI) of 1,697 individuals. The PHI involved demographic information. The BA notified the affected CE, · backfill source
- 2026-09-25 · source: empty to https://www.in.gov/attorneygeneral/consumer-protection-division/id-theft-prevention/files/DB-Year-to-Date-Report-7_2026.pdf · backfill source
- 2026-09-25 · data_types: [] to ["dob","addresses","names"] · backfill source
- 2026-09-25 · records_basis: empty to organization · backfill source
- 2026-09-25 · records: empty to 1663 · backfill source
- 2026-09-25 · discovered: empty to 2025-10-02 · 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.