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Trillium Community Health Plan
ArchivedSubmitted 03/03/2021
Updated 19 hours ago ()
- State
- OR
- Covered entity type
- Health Plan
- Individuals affected
- 87,761
- Business associate present
- Yes
- Type of breach
- Hacking/IT Incident
- Location of breached information
- Network Server
- First seen by InfoSec Signals
- Sep 23, 2026
- Last seen in OCR export
- Oct 25, 2026
OCR description
The covered entity (CE), Trillium Community Health Plan, reported that its business associate (BA) experienced a cyber-attack that affected the electronic protected health information (ePHI) of 87,761 individuals. The ePHI involved included names, addresses, dates of birth, health insurance information, diagnoses, medications prescribed, and other treatment information. The CE notified HHS, affected individuals, the media, and provided substitute notice. Following the breach, the CE provided complimentary identity protection services to affected individuals and terminated its contract with the BA.
Change history
- Sep 23, 2026Added to OCR's archive list
Source: HHS OCR Breach Portal, U.S. Department of Health and Human Services, Office for Civil Rights about this source
Records are reproduced as published; entity names and figures are OCR's.