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44 disclosed this week · 26,355 on record

Timberline Billing Service

Disclosed Oct 30, 2020117,088 affectedConfirmed

Official notice

The business associate (BA), Timberline Billing Service, reported that it experienced a cyber-attack that compromised the protected health information (PHI) of 117,088 individuals. The PHI involved included names, Social Security numbers, addresses, birthdates, diagnoses, and claims and other treatment information. The BA notified HHS, affected individuals, the media, and provided substitute notice. Complimentary credit and identity monitoring services were also provided. In response to the breach, the BA strengthened its administrative, technical, and security safeguards to better protect its sensitive data. OCR provided the BA with technical assistance regarding its HIPAA Security Rule obligations.

What is known

People affected117,088 (as reported to HHS)
DisclosedOct 30, 2020
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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