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Choctaw Nation Health Services Authority

Disclosed Aug 23, 20197 years ago550 affectedConfirmed

Official notice

The covered entity (CE), Choctaw Nation Health Service Authority, reported that an employee was the subject of an email phishing scheme that affected the protected health information (PHI) of 550 individuals. The PHI involved included names, Social Security numbers, dates of birth, diagnoses, medications, and other treatment information. The CE notified HHS, the affected individuals, the media, and provided substitute notice. In response to the breach, the CE provided complimentary credit monitoring services and implemented additional administrative, technical, and security safeguards to better protect its PHI.

What is known

People affected550 (as reported to HHS)
DisclosedAug 23, 2019
AttackHacking
Data exposedNames, Health
SectorHealthcare · US
StatusConfirmed

Sources

Notices filed

WhereFiledPeople
HHS archivetotalAug 23, 2019550
History of this record
  • 2026-09-25 · added · backfill source

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

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