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Highmark Inc

ArchivedSubmitted 02/10/2023
State
PA
Covered entity type
Business Associate
Individuals affected
36,600
Business associate present
Yes
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

Highmark, the business associate (BA), reported that an employee was the subject of an email phishing scheme that compromised the protected health information (PHI) of 36,600 individuals. The PHI involved included names, addresses, birthdates, Social Security and drivers’ license numbers, diagnoses, medications, claims and financial information, and other treatment information. The BA notified HHS, affected individuals, and the media. In response to the incident, the BA provided complimentary credit monitoring services and implemented additional administrative, technical, and security safeguards. Staff were retrained on email security.

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.