Data Breach Law Group Investigates the Kaiser Foundation Health Plan Data Breach
By Data Breach Law Group | Posted on March 12, 2026 · CA
Miami, FL — Data Breach Law Group is investigating a data breach involving Kaiser Foundation Health Plan, reported to the CA Attorney General on March 12, 2026. The notice indicates approximately 13,400,000 people were affected. The firm is reviewing whether affected individuals have legal claims arising from the incident.
Online tracking technologies transmitted member information to third-party vendors.
If you were affected
Check for medical identity theft
Review the Explanation of Benefits statements from your health insurer for services or claims you never received, which can signal misuse of your medical identity.
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 Kaiser Foundation Health Plan?
A case review is free and confidential. Tell us about your letter and we will explain your options.