The Radiation Oncology Network of Southern California, LLC Data Breach: Incident Facts and Free Case Review

Radiation Oncology Network of Southern California, LLC is a specialized healthcare provider focused on cancer treatment and radiation therapy services. As a medical entity, the company maintains highly sensitive patient records, including clinical histories, diagnostic imaging, and insurance billing details necessary for coordinating complex oncology care. In 2025, the organization officially reported a data security incident to the California Attorney General, confirming that unauthorized parties may have accessed or acquired sensitive patient information. If you have received a formal data breach notification letter from the network, it indicates that your personal or medical data was likely involved in this incident. This notice is intended to inform you of the event and provide guidance on the steps you should take to protect your identity and medical privacy.

Received a Radiation Oncology Network of Southern California, LLC notification letter? Find out in minutes if you qualify for compensation.

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State: California
Breach date: December 13, 2024
Reported: July 15, 2025

Received the Radiation Oncology Network of Southern California, LLC notification letter? The Radiation Oncology Network of Southern California, LLC case file tracks this filing.

What to do if you were affected

These general steps can help limit the risk of identity theft and fraud after any data breach.

Stay alert to targeted scams
Be cautious of calls, texts, or emails that reference this breach. Legitimate organizations won't ask you to confirm sensitive details through an unsolicited message.
Keep your notification letter
Save the notice you received. It documents that your information was involved and is often needed to enroll in any credit monitoring offered or to join a related legal claim.

Were you affected by the Radiation Oncology Network of Southern California, LLC breach?

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