Data Breach Law Group Investigates the Radiation Oncology Network of Southern California, LLC Data Breach
By Data Breach Law Group | Posted on July 15, 2025 · California
Miami, FL — Data Breach Law Group is investigating a data breach involving Radiation Oncology Network of Southern California, LLC, reported to the California Attorney General on July 15, 2025. The firm is reviewing whether affected individuals have legal claims arising from the incident.
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.
If you were affected
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.
Did you receive a letter from Radiation Oncology Network of Southern California, LLC?
A case review is free and confidential. Tell us about your letter and we will explain your options.