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Investigation OpenCalifornia AG filing · October 31, 2025

The Beverly Hills Oncology Medical Group Data Breach: Reported Filing Facts

Beverly Hills Oncology Medical Group is a specialized healthcare provider focused on the diagnosis and treatment of cancer patients. As a medical entity, the organization maintains highly sensitive patient records, including clinical documentation, health insurance details, and personal identifiers required for billing and treatment coordination. In 2025, the organization officially reported a data security incident to the California Attorney General, confirming that unauthorized access to their systems occurred. If you have received a formal data breach notification letter, it indicates that your personal or protected health information was potentially involved in this incident. This notice is intended to provide you with clarity regarding the nature of the event and the steps the medical group is taking to protect your information moving forward.

State
California
Breach date
February 7, 2025
Reported
October 31, 2025

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.

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