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Memorial Hospital Clinic West

Disclosed Apr 26, 2017521 affectedConfirmed

Official notice

Seminole Hospital District of Gaines County Texas, the covered entity (CE), was a victim of a ransomware attack on a shared computer server for Memorial Hospital Clinic West (MHCW) and Memorial Hospital Clinic South (MHCS), part of the CE. As a result of the attack, the protected health information (PHI) of approximately 521 patients from MHCW and 842 patients from MHCS was held for ransom. The types of PHI involved in the breach included demographic and clinical information. The CE provided breach notification to HHS, affected individuals and the media. Following the breach, the CE retrained staff and deployed additional software to block ransomware attacks. OCR obtained assurances that the CE implemented the corrective actions noted above.

What is known

People affected521 (as reported to HHS)
DisclosedApr 26, 2017
AttackHacking
Data exposedNamesHealth
SectorHealthcare · US
StatusConfirmed

Sources

Notices filed

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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