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ReproSource Fertility Diagnostics

Disclosed Oct 8, 20214 years ago350,000 affectedConfirmed

Official notice

The covered entity (CE), ReproSource Fertility Diagnostics, was the victim of a ransomware attack that affected the electronic protected health information (ePHI) of 253,774 individuals. The ePHI involved included names, addresses, dates of birth, drivers’ license numbers, financial and claims information, Social Security numbers, diagnoses, lab results, medications prescribed, and other treatment information. The CE notified OCR, affected individuals, and the media. In response to the breach, the CE implemented additional technical safeguards.

What is known

People affected350,000 (as reported by the organization)
DisclosedOct 8, 2021
DiscoveredAug 10, 2021
HappenedAug 8, 2021
AttackRansomware
Data exposedNames, Health, Insurance
SectorHealthcare · US
StatusConfirmed

Sources

Notices filed

WhereFiledPeople
California AGresidents of CAOct 8, 2021
Washington AGresidents of WAOct 8, 20217,781
Delaware DOJresidents of DEOct 8, 2021115
Oregon DOJresidents of OROct 8, 2021350,000
Indiana AGresidents of INOct 8, 2021839
HHS archivetotalOct 8, 2021253,774
California AGresidents of CAJan 27, 2022
Oregon DOJresidents of ORJan 31, 2022350,000
History of this record
  • 2026-09-25 · summary: empty to The covered entity (CE), ReproSource Fertility Diagnostics, was the victim of a ransomware attack that affected the electronic protected health information (ePHI) of 253,774 individuals. The ePHI involved included names, addresses, dates of · backfill source
  • 2026-09-25 · source: empty to https://www.in.gov/attorneygeneral/consumer-protection-division/id-theft-prevention/files/Data-Breach-Year-to-date-Report-2021-1.pdf · backfill source
  • 2026-09-25 · data_types: [] to ["names","health","insurance"] · backfill source
  • 2026-09-25 · records_basis: empty to organization · backfill source
  • 2026-09-25 · records: empty to 350000 · backfill source
  • 2026-09-25 · attack: unknown to ransomware · backfill source
  • 2026-09-25 · discovered: empty to 2021-08-10 · backfill source
  • 2026-09-25 · disclosed: 2022-01-27 to 2021-10-08 · backfill source
  • 2026-09-25 · added · backfill source

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

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