Blue Shield of California disclosed it suffered a data breach after exposing protected health information of 4.7 million members to Google's analytics and advertisement platforms.

A hot potato: Health insurance provider Blue Shield of California is notifying customers that it had been sharing the private health information of up to 4.7 million members with Google's ...

Per a legally required disclosure with the U.S. government’s health department, Blue Shield of California said it is notifying 4.7 million individuals affected by the breach.