Whitman County Public Hospital District No. 3

Disclosed Apr 11, 202563,453 affectedConfirmed

The covered entity (CE), Whitman County Public Hospital District No. 3, reported that it experienced a cyber-attack that affected the protected health information (PHI) of 63,453individuals. The PHI involved included clinical and demographic information. The CE notified HHS, the affected individuals, the media, and provided substitute notice. In its mitigation efforts, the CE implemented additional administrative, technical, and security safeguards to better protect its PHI. In addition, the CE retrained its workforce members to better protect its PHI.

What is known

People affected	63,453 (as reported to HHS)
Disclosed	Apr 11, 2025
Discovered	Feb 28, 2025
Happened	Dec 26, 2024
Attack	Hacking
Data exposed	NamesHealth
Sector	Healthcare · US
Status	Confirmed

Sources

Official noticeatg.wa.gov

Washington Attorney General breach notice: Whitman County Public Hospital District No. 3

Official noticeocrportal.hhs.gov

HHS OCR breach report (archive, resolved): Whitman County Public Hospital District No. 3 (Healthcare Provider, WA)

Notices filed

Residents of WAApr 11, 2025

Washington AG48,174 people

TotalApr 11, 2025

HHS archive63,453 people

History of this record

data_types2026-09-25

[] to ["names","health"]by backfillSource

records_basis2026-09-25

empty to hhsby backfillSource

records2026-09-25

empty to 63453by backfillSource

summary2026-09-25

empty to The covered entity (CE), Whitman County Public Hospital District No. 3, reported that it experienced a cyber-attack that affected the protected health information (PHI) of 63,453individuals. The PHI involved included clinical and demographiby backfillSource

Added2026-09-25

First recordedby backfillSource

First seen 2026-09-25 (Washington AG), confirmed by Washington AG. Record counts are as reported. Not legal advice.

Everything about Whitman County Public Hospital District No. 3