DisclosureLens
UnknownHigh

Healthcare Services Group, Inc.

bd_4999f3b28468b2fa · schema v1 · pii pii-v1

Severity

High

Discovered

Jun 3, 2025

Filed

Aug 25, 2025

To disclose

12 weeks

Affected

624,496

Linked

16 filings

Confidence

95%
Full breach record for Healthcare Services Group, Inc. →

Healthcare Services Group, Inc reported a data breach to the Oregon Attorney General. The breach was reported on 2025-08-25. The breach occurred during 9/27/2024 - 10/3/2024. The breach was discovered on 6/3/2025. 624,496 individuals were affected. Notice was sent on 8/25/2025.

Oregon clock✗ OR AG >45d12 weeks discovery → filing
⚠ AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.

Incident timeline

undetected · 249 days
discovery → filing · 12 weeks / 83 days

Sep 27, 2024

Begins

Jun 3, 2025

Discovered

Aug 25, 2025

Filed

This filing is one of 16 about the same incident.View merged incident
A leak claim by underground about this victim predates this filing by 303 days.View originating leak claim

Linked disclosures

Why this link?

Regulatory filings (10) · sorted by filing gap

Show 6 more filings ↓up to 8d gap

Showing first 10 of 15 linked disclosures.

Filing propagation · 11 filings · 11 states

View merged incident ↗
New Hampshire State AGAug 25 · first
Nebraska State AGAug 25 · first
Washington State AGAug 25 · first
Montana State AGAug 25 · first
Vermont State AGAug 25 · first
Delaware State AGAug 25 · first
Indiana State AGAug 25 · first
Oregon State AGAug 25 · first · this page
Texas State AG+1d
South Carolina State AG+1d
Rhode Island State AG+8d

Pattern: first filing Aug 25 (NH), last Sep 2 (RI) — a 8-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

Cascade drawn from the first 10 linked disclosures of 15 — the full spread may be wider.

Evidence ladder

Leak-site claim

Attacker assertion only. Establishes: claim date, group, alleged victim.

Press / market report

Unlocks: incident narrative, operational impact. Still no compliance clock.

State AG / regulator filingThis record

Unlocks: discovery date, data types, affected count, compliance clock.

SEC 8-K / victim statement

Unlocks: materiality, stated response, full audit trail. Ceiling removed.