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44 disclosed this week · 26,355 on record

Memorial Hermann Health System

Disclosed Aug 29, 201410,604 affectedConfirmed

Official notice

On July 7, 2014, Memorial Hermann Health System's audit program identified that a workforce member had inappropriately accessed the protected health information (PHI) of approximately 10,600 individuals. The covered entity (CE) provided breach notification to HHS, affected individuals, and the media. It also promptly terminated the involved workforce member. OCR reviewed copies of the CE's policies and procedures related to the incident and information related to its HIPAA training program and audit protocols in place at the time of the incident. Following the incident, the CE took corrective actions including expanding its IT audit program and hiring additional audit staff.

What is known

People affected10,604 (as reported to HHS)
DisclosedAug 29, 2014
AttackInsider
Data exposedNamesHealth
SectorHealthcare · US
StatusConfirmed

Sources

Notices filed

Other breaches at Memorial Hermann Health System

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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