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Jefferson Healthcare

ArchivedSubmitted 01/11/2021
State
WA
Covered entity type
Healthcare Provider
Individuals affected
2,543
Business associate present
No
Type of breach
Hacking/IT Incident
Location of breached information
Email
First seen by InfoSec Signals
9/23/2026
Last seen in OCR export
9/23/2026

OCR description

The covered entity (CE), Jefferson Healthcare, reported that an employee was the victim of an email phishing attack that affected the electronic protected health information (ePHI) of approximately 2,543 individuals. The ePHI involved included names, addresses, dates of birth, drivers’ license numbers, Social Security numbers, financial information, claims information, diagnoses, lab results, medications prescribed, and other treatment information. The CE notified HHS, affected individuals, the media, and provided substitute notice on its website. In response to the breach, the CE implemented additional technical safeguards and retrained its staff on the importance of recognizing and responding to fraudulent email communications and other cybersecurity threats.

Change history

  • 9/23/2026Added to OCR's archive list

Source: U.S. Department of Health and Human Services, Office for Civil Rights, Breach Portal. Records are reproduced as published; entity names and figures are OCR's.

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