Every public data breach

47 disclosed this week · 26,367 on record

Washington State Department of Social and Health Services

Disclosed Nov 16, 2017515 affectedConfirmed

Official notice

On September 20, 2017, the covered entity (CE), Washington State Department of Social and Health Services, discovered that a breach incident occurred when a Western State Hospital staff member emailed a spreadsheet to another staff member and misdirected the email to a private email address. The breach involved the names, hospital admission dates, medical record numbers, birthdates, and diagnoses of 515 individuals. The CE provided breach notification to HHS, affected individuals, and the media. Following the breach, the CE contacted the recipient of the email and ensured that the email and the attachment were deleted. As a result of OCR’s investigation, the CE implemented new procedures to further restrict access to patient information maintained by the hospital, implemented new procedures, performed a risk analysis, and retrained workforce members.

What is known

People affected515 (as reported to HHS)
DisclosedNov 16, 2017
AttackInsider
Data exposedNamesHealth
SectorHealthcare · US
StatusConfirmed

Sources

Notices filed

Other breaches at Washington State Department of Social and Health Services

History of this record
Added2026-09-25
First recordedby backfillSource

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

Everything about Washington State Department of Social and Health Services