Peerstar
Disclosed Oct 16, 20232 years ago11,438 affectedConfirmed
Peerstar, the covered entity (CE), reported that it experienced a security incident that affected the protected health information (PHI) of 11,438 individuals. The PHI involved included names, addresses, phone numbers, email addresses, dates of birth, drivers’ license and Social Security numbers, government issued identification numbers, financial information, health insurance information, diagnoses, and other treatment information. The CE notified HHS, affected individuals, and the media. In its mitigation efforts, the CE implemented additional administrative, technical, and security safeguards to better protect its sensitive data. OCR provided technical assistance regarding the HIPAA Rules.
What is known
| People affected | 11,438 (as reported by the organization) |
|---|---|
| Disclosed | Oct 16, 2023 |
| Happened | Feb 22, 2023 |
| Attack | Hacking |
| Data exposed | Names, Health |
| Sector | Healthcare · US |
| Status | Confirmed |
Sources
| Source | |
|---|---|
| Vermont Attorney General: 2023-10-16 Peerstar Data Breach Notice to Consumersago.vermont.gov · Official notice | Official notice |
| Indiana Attorney General 2023 data breach report: Peerstarin.gov · Official notice | Official notice |
| HHS OCR breach report (archive, resolved): Peerstar (Healthcare Provider, PA)ocrportal.hhs.gov · Official notice | Official notice |
Notices filed
| Where | Filed | People |
|---|---|---|
| Vermont AGresidents of VT | Oct 16, 2023 | |
| Indiana AGresidents of IN | Oct 16, 2023 | 4 |
| HHS archivetotal | Oct 16, 2023 | 11,438 |
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: [] to ["names","health"] · backfill source
- 2026-09-25 · summary: empty to Peerstar, the covered entity (CE), reported that it experienced a security incident that affected the protected health information (PHI) of 11,438 individuals. The PHI involved included names, addresses, phone numbers, email addresses, date · backfill source
- 2026-09-25 · records_basis: empty to organization · backfill source
- 2026-09-25 · records: empty to 11438 · backfill source
- 2026-09-25 · occurred: empty to 2023-02-22 · backfill source
- 2026-09-25 · added · backfill source
First seen 2026-09-25 (Vermont AG), confirmed by Vermont AG. Record counts are as reported. Not legal advice.