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J&J MEDICAL SERVICE NETWORK

Disclosed Sep 25, 20182,500 affectedConfirmed

Official notice

J & J Medical Service Network, Inc., the business associate (BA), reported that it was the victim of a cyber-attack involving ransomware. This attack affected the electronic protected health information (ePHI) of 17,479 individuals and the ePHI involved included names, addresses, birthdates, Social Security numbers, and clinical information. The BA was able to recover the data and a third-party forensic analysis found no evidence to conclude that the attacker accessed or exfiltrated the data. The BA notified HHS, affected individuals, and the media. Following this breach incident, the BA implemented additional administrative, technical, and security safeguards and retrained its workforce members. OCR obtained assurances that the business associate implemented the aforementioned corrective actions. Further, the BA notified OCR that it had closed its business.

What is known

People affected2,500 (as reported to HHS)
DisclosedSep 25, 2018
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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