Health-Care Companies Are Sending Your Data to Big Tech

  • Largest US insurers, hospitals and labs deployed web trackers
  • Health companies have faced lawsuits concerning data exposures

A CVS pharmacy store in San Francisco,.

Photographer: David Paul Morris/Bloomberg
Lock
This article is for subscribers only.

California-based health system Kaiser Permanente recently alerted millions of people that their private information was inappropriately shared with tech giants, angering patients who weren’t aware of the practice.

A Bloomberg News analysis showed the same kinds of online trackers remain on the websites of the nation’s largest health-care companies, often unknown to their millions of patients.