Key facts
- Quest Diagnostics confirmed a cyberattack and data breach affecting patient information.
- The breach targeted the Quanum lab testing system.
- The company is investigating what specific types of data were taken.
Medical lab testing giant Quest Diagnostics has confirmed a cyberattack and data breach affecting sensitive patient information stored in its systems. The company disclosed in an 8-K filing with the U.S. Securities and Exchange Commission that it learned of the incident on Wednesday, which targeted its Quanum lab testing system. This platform handles patient lab test requests, billing, and stores health, medical, diagnostic, and billing data. Quest stated that the unauthorized access involved "certain patient records" and that it has notified law enforcement and is conducting an investigation. This incident is the latest in a series of cyberattacks impacting the healthcare industry, with healthtech companies frequently targeted by financially motivated cybercriminals.