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ARC Community Services

Disclosed Feb 2, 20251 year ago25,290 affectedConfirmed

Official notice

What is known

People affected25,290 (as reported by the organization)
DisclosedFeb 2, 2025
HappenedNov 1, 2024
AttackHacking
Data exposedNames, Health
SectorHealthcare · US
StatusConfirmed

Sources

Source
HHS OCR breach report: ARC Community Services (Healthcare Provider, WI)ocrportal.hhs.gov · Official notice
Indiana Attorney General 2025 data breach report: ARC Community Servicesin.gov · Official notice

Notices filed

WhereFiledPeople
HHS OCRtotalFeb 2, 2025501
Indiana AGresidents of INOct 6, 20256
History of this record
  • 2026-09-25 · records_basis: hhs to organization · backfill source
  • 2026-09-25 · records: 501 to 25290 · backfill source
  • 2026-09-25 · occurred: empty to 2024-11-01 · backfill source
  • 2026-09-25 · added · backfill source

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

Everything about ARC Community Services

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