Every public data breach

53 disclosed this week · 26,385 on record

Harris County Hospital District

Disclosed Jul 21, 2023455,676 affectedConfirmed

Official notice

The covered entity (CE), Harris County Hospital District dba Harris Health System, reported that a software application exposed the protected health information (PHI) of 455,676 individuals. The PHI involved included names, dates of birth, addresses, Social Security and drivers’ license numbers, diagnoses, lab results, 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 PHI.

What is known

People affected455,676 (as reported to HHS)
DisclosedJul 21, 2023
AttackHacking
Data exposedNamesHealth
SectorHealthcare · US
StatusConfirmed

Sources

Notices filed

Other breaches at Harris County Hospital District

History of this record
Added2026-09-25
First recordedby backfillSource

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

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