Every public data breach

47 disclosed this week · 26,367 on record

Northwest Rheumatology

Disclosed Jul 31, 20177,468 affectedConfirmed

Official notice

On April 10, 2017, the covered entity (CE), Northwest Rheumatology, experienced a ransomware incident which left a limited portion of its computer system encrypted and inaccessible. Upon investigation the CE determined that 7,468 individuals’ electronic protected health information (ePHI) may have been affected, including clinical and demographic information. The CE provided breach notification to HHS, the affected individuals, and the media. In response to OCR’s investigation, the CE strengthened password requirements, implemented new technical safeguards, revised business associate contracts, and retrained workforce members.

What is known

People affected7,468 (as reported by the organization)
DisclosedJul 31, 2017
HappenedMar 30, 2017
AttackHacking
Data exposedNamesHealth
SectorHealthcare · US
StatusConfirmed

Sources

Notices filed

History of this record
sector2026-09-25
other to healthby backfillSource
attack2026-09-25
unknown to hackingby backfillSource
summary2026-09-25
empty to On April 10, 2017, the covered entity (CE), Northwest Rheumatology, experienced a ransomware incident which left a limited portion of its computer system encrypted and inaccessible. Upon investigation the CE determined that 7,468 individualby backfillSource
data_types2026-09-25
[] to ["names","health"]by backfillSource
Added2026-09-25
First recordedby backfillSource

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

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