Health Data Breach Tracker/WI

Healthcare Provider · Archived

Exact Sciences Laboratories LLC

2,658 individuals · submitted December 29, 2025

About this report

The covered entity (CE), Exact Sciences Laboratories LLC, reported that an employee mailed the protected health information (PHI) of 2,658 individuals to the wrong recipients. The PHI involved included clinical and demographic information. The CE notified HHS, the media and affected individuals. In response to the breach, the CE implemented additional administrative and technical safeguards and retrained the employee to better protect PHI.

Summary as published by the HHS Office for Civil Rights.

Organization
Exact Sciences Laboratories LLC
State
WI
Entity type
Healthcare Provider
Individuals affected
2,658
Submission date
December 29, 2025
Breach type
Unauthorized Access/Disclosure
Location of information
Paper/Films
Business associate present
No
OCR status
Archived

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