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44 disclosed this week · 26,355 on record

Hawai'i Medical Service Association

Disclosed Jan 15, 201610,179 affectedConfirmed

Official notice

Between April and November 2015, the covered entity (CE), Hawai'i Medical Service Association, mistakenly sent care management letters to incorrect addresses, affecting approximately 10,179 patients’ protected health information (PHI). The types of PHI involved in the breach included names and the implied suggestion that individuals may have certain medical conditions. The CE provided breach notification to HHS, affected individuals, and the media. Following the breach, the CE updated its risk analysis and risk management plan and enhanced physical security. OCR obtained assurances that the CE implemented the corrective actions noted above.

What is known

People affected10,179 (as reported to HHS)
DisclosedJan 15, 2016
AttackInsider
Data exposedNamesHealth
SectorInsurance · 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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