Question 1

What happened in the Radiation Oncology Network of Southern California, LLC data breach?

Accepted Answer

Radiation Oncology Network of Southern California, LLC experienced a phishing breach that occurred on Invalid Date. The breach was discovered on June 13, 2025 and publicly disclosed on December 13, 2024.

Question 2

What data was exposed in the Radiation Oncology Network of Southern California, LLC breach?

Accepted Answer

The following types of data were exposed: Social Security Numbers, Names, Addresses, Dates of Birth, Email Addresses, Phone Numbers, medical.

Question 3

What should I do if I was affected by the Radiation Oncology Network of Southern California, LLC breach?

Accepted Answer

If you were affected, you should: monitor your accounts and health records for suspicious activity, consider placing a fraud alert or credit freeze with the major credit bureaus, watch for official notification letters from Radiation Oncology Network of Southern California, LLC, report any suspicious use of your health information to HHS, and be cautious of phishing attempts that may reference this breach.

Radiation Oncology Network of Southern California, LLC Data Breach

Data Exposed

Timeline

Sources