Klickitat Valley Health
Disclosed Mar 14, 20251 year ago26,339 affectedConfirmed
The covered entity (CE), Klickitat Valley Health, reported that it experienced a ransomware incident that affected the electronic protected health information (ePHI) of 26,339 individuals. The PHI involved clinical, demographic, and financial information. The CE notified HHS, the affected individuals, the media, and provided substitute notice. In response to the breach, the CE provided complimentary credit monitoring services to the affected individuals, implemented additional administrative, technical, and security safeguards, and retrained workforce members to better protect its PHI.
What is known
| People affected | 26,339 (as reported to HHS) |
|---|---|
| Disclosed | Mar 14, 2025 |
| Discovered | Feb 23, 2025 |
| Happened | Feb 18, 2025 |
| Attack | Hacking |
| Data exposed | Names, Health |
| Sector | Healthcare · US |
| Status | Confirmed |
Sources
| Source | |
|---|---|
| Washington Attorney General breach notice: Klickitat Valley Healthatg.wa.gov · Official notice | Official notice |
| HHS OCR breach report (archive, resolved): Klickitat Valley Health (Healthcare Provider, WA)ocrportal.hhs.gov · Official notice | Official notice |
Notices filed
| Where | Filed | People |
|---|---|---|
| Washington AGresidents of WA | Mar 14, 2025 | 11,960 |
| HHS archivetotal | Mar 14, 2025 | 26,339 |
History of this record
- 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 26339 · backfill source
- 2026-09-25 · summary: empty to The covered entity (CE), Klickitat Valley Health, reported that it experienced a ransomware incident that affected the electronic protected health information (ePHI) of 26,339 individuals. The PHI involved clinical, demographic, and financi · backfill source
- 2026-09-25 · added · backfill source
First seen 2026-09-25 (Washington AG), confirmed by Washington AG. Record counts are as reported. Not legal advice.