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CareSource

Disclosed Nov 11, 20205 years ago8,730 affectedConfirmed

Official notice

The covered entity (CE), CareSource, reported that its business associate (BA) inadvertently mailed the protected health information (PHI) of 8,730 individuals to the wrong recipients. The PHI involved included names, clinical information, and diagnoses/conditions. The CE notified HHS, affected individuals, and the media. To mitigate this breach and prevent similar errors, the CE implemented additional administrative safeguards. OCR obtained assurances that the CE implemented the corrective actions noted.

What is known

People affected8,730 (as reported to HHS)
DisclosedNov 11, 2020
HappenedJan 14, 2021
AttackInsider
Data exposedNames, Health
SectorHealthcare · US
StatusConfirmed

Sources

Source
Indiana Attorney General 2021 data breach report: CareSourcein.gov · Official notice
HHS OCR breach report (archive, resolved): CareSource (Health Plan, OH)ocrportal.hhs.gov · Official notice

Notices filed

WhereFiledPeople
HHS archivetotalNov 11, 20208,730
Indiana AGresidents of INMar 22, 20211

Other breaches at CareSource

BreachAffected
MOVEit hack exposes CareSource members' health and personal dataJul 27, 20233 years agoSupply chain3.2M
Disclosed May 6, 2022May 6, 20224 years agoInsider959
History of this record
  • 2026-09-25 · attack: unknown to insider · backfill source
  • 2026-09-25 · data_types: [] to ["names","health"] · backfill source
  • 2026-09-25 · records_basis: organization to hhs · backfill source
  • 2026-09-25 · records: 17 to 8730 · backfill source
  • 2026-09-25 · disclosed: 2021-03-22 to 2020-11-11 · backfill source
  • 2026-09-25 · summary: empty to The covered entity (CE), CareSource, reported that its business associate (BA) inadvertently mailed the protected health information (PHI) of 8,730 individuals to the wrong recipients. The PHI involved included names, clinical information, · backfill source
  • 2026-09-25 · added · backfill source

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

Everything about CareSource

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