Quest Diagnostics Data Breach

On Monday, June 3, 2019, Quest Diagnostics revealed that American Medical Collection Agency (AMCA), one of its billing collection services, notified Quest Diagnostics that patient information was exposed to an unauthorized user between August 1, 2018 and March 30, 2019. The unauthorized user had access to credit card numbers, bank account information, medical information (not including lab results), and other sensitive data, including Social Security numbers. Approximately 11.9 million people are impacted by this data breach.

Levi & Korsinsky, LLP is investigating the Quest Diagnostics data breach incident. If you entrusted your personal and financial information to Quest Diagnostics, believe you are a victim of the data breach, and wish to discuss your legal rights, please contact Rosemary Rivas, Esq. ( or Courtney Maccarone, Esq. ( of Levi & Korsinsky, LLP.

To get more information regarding the investigation of Quest Diagnostics Incorporated; American Medical Collection Agency, Inc.; Optum 360 LLC, without cost or obligation, please call us at 415-373-1671 or complete our contact form.

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