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US Oncology

Disclosed May 9, 20197 years ago5,168 affectedConfirmed

Official notice

What is known

People affected5,168 (as reported by the organization)
DisclosedMay 9, 2019
DiscoveredMar 27, 2019
HappenedJun 7, 2018
AttackNot stated
Data exposedNot stated
SectorHealthcare · US
StatusConfirmed

Sources

Source
Oregon DOJ breach notice: US Oncologyjustice.oregon.gov · Official notice
Indiana Attorney General 2019 data breach report: US Oncologyin.gov · Official notice

Notices filed

WhereFiledPeople
Oregon DOJresidents of ORMay 9, 20195,168
Indiana AGresidents of INMay 9, 201922
History of this record
  • 2026-09-25 · records_basis: empty to organization · backfill source
  • 2026-09-25 · records: empty to 5168 · backfill source
  • 2026-09-25 · added · backfill source

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

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