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Mojave Radiation Oncology Medical Group

ArchivedSubmitted 06/27/2025
State
CA
Covered entity type
Healthcare Provider
Individuals affected
4,403
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

The covered entity (CE), Mojave Radiation Oncology Medical Group, reported that an employee of its business associate (BA) was the target of an email phishing scheme that compromised the protected health information (PHI) of 4,403 individuals. The PHI involved included clinical, demographic, and financial information. The CE notified HHS, the affected individuals, the media, and provided substitute notice. In response to the breach, the CE provided complimentary credit monitoring services to the affected individuals and the CE and BA implemented additional administrative, technical, and security safeguards, and retrained workforce members to better protect its PHI.

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.