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Prime Therapeutics

Disclosed Dec 28, 20205 years ago1,863 affectedConfirmed

Official notice

The business associate (BA), Prime Therapeutics, LLC, reported that an employee inadvertently mailed documents containing the protected health information (PHI) of 1,863 individuals to the wrong recipients. The PHI involved included names, addresses, and medication information. The BA notified HHS, affected individuals, and the media. In response to the breach, the BA instituted additional quality assurance checks for mailings and retrained its staff. OCR obtained assurances that the CE implemented the corrective actions noted.

What is known

People affected1,863 (as reported to HHS)
DisclosedDec 28, 2020
DiscoveredDec 2, 2020
HappenedNov 30, 2020
AttackLost or stolen device
Data exposedNames, Health
SectorHealthcare · US
StatusConfirmed

Sources

Source
Washington Attorney General breach notice: Prime Therapeuticsatg.wa.gov · Official notice
HHS OCR breach report (archive, resolved): Prime Therapeutics (Business Associate, MN)ocrportal.hhs.gov · Official notice

Notices filed

WhereFiledPeople
Washington AGresidents of WADec 28, 2020897
HHS archivetotalJan 28, 20211,863

Other breaches at Prime Therapeutics

BreachAffected
Disclosed Aug 25, 2025Aug 25, 20251 year agoInsider2,576
Disclosed Aug 23, 2023Aug 23, 20233 years agoHacking6,050
History of this record
  • 2026-09-25 · data_types: [] to ["names","health"] · backfill source
  • 2026-09-25 · records_basis: empty to hhs · backfill source
  • 2026-09-25 · records: empty to 1863 · backfill source
  • 2026-09-25 · summary: empty to The business associate (BA), Prime Therapeutics, LLC, reported that an employee inadvertently mailed documents containing the protected health information (PHI) of 1,863 individuals to the wrong recipients. The PHI involved included names, · backfill source
  • 2026-09-25 · added · backfill source

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

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