Warren Clinic
Disclosed Oct 7, 20169 years ago2,938 affectedConfirmed
An unauthorized user deployed ransomware to invade the covered entity’s (CE) computer server and demanded payment to recover the CE’s patient data. The breach involved the protected health information (PHI) of 2,938 individuals and included demographic and clinical information. The CE, the Warren Clinic, operated by St. Francis Health Systems, provided breach notification to HHS, affected individuals and the media and provided affected individuals with complimentary identity protection coverage. As a result of the breach the CE implemented safeguards and restricted its computer servers from internet access. OCR obtained assurances that the CE implemented the corrective actions listed above.
What is known
| People affected | 2,938 (as reported to HHS) |
|---|---|
| Disclosed | Oct 7, 2016 |
| Attack | Hacking |
| Data exposed | Names, Health |
| Sector | Healthcare · US |
| Status | Confirmed |
Sources
| Source | |
|---|---|
| HHS OCR breach report (archive, resolved): Warren Clinic (Healthcare Provider, OK)ocrportal.hhs.gov · Official notice | Official notice |
Notices filed
| Where | Filed | People |
|---|---|---|
| HHS archivetotal | Oct 7, 2016 | 2,938 |
History of this record
- 2026-09-25 · added · backfill source
First seen 2026-09-25 (HHS archive), confirmed by HHS OCR. Record counts are as reported. Not legal advice.