Quest Diagnostics Introduces AI Companion to Help Patients Understand Lab Test Results

New feature analyzes personal lab data to explain results and uncover potential health risks

Published on Mar. 2, 2026

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Quest Diagnostics has launched a new AI-powered chat feature called Quest AI Companion that helps individuals analyze, understand, and act on their Quest laboratory test results within the company's secure MyQuest patient portal. The tool seamlessly accesses up to five years of a user's lab data to identify trends and patterns, define medical terminology, and translate lab values, empowering patients to have more informed conversations with their healthcare providers.

Why it matters

The new Quest AI Companion aims to address the common challenge of patients struggling to understand their lab test results. By providing personalized, easy-to-understand explanations within a trusted healthcare platform, the tool helps patients take a more active role in managing their health and wellness.

The details

Quest AI Companion is powered by Google's Gemini AI models and is the result of a strategic collaboration between Quest Diagnostics and Google Cloud. The tool operates within the secure MyQuest platform, allowing users to access the benefits of AI technology without having to manually input their private health data into a public system. In addition to explaining test results, the AI Companion can also assist users in composing questions for their healthcare providers.

  • Quest Diagnostics announced the launch of Quest AI Companion on March 2, 2026.
  • The company established its strategic collaboration with Google Cloud in March 2025 to integrate advanced AI technologies.

The players

Quest Diagnostics

A leader in diagnostic information services that provides laboratory testing and other healthcare services to half the physicians and hospitals in the United States and one in three American adults each year.

Google Cloud

The cloud computing division of Google that provides a range of cloud-based services, including advanced AI and machine learning technologies.

Nicole Antonson

Vice president of digital solutions and interoperability at Quest Diagnostics.

Yuri Fesko, M.D.

Senior vice president and chief medical officer at Quest Diagnostics.

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What they’re saying

“Patients often tell us they want help simplifying and understanding their test results and what the results communicate about their health.”

— Nicole Antonson, Vice president of digital solutions and interoperability (PRNewswire)

“People want to understand their lab data, but not everyone feels comfortable uploading their health data to public AI platforms. Quest AI Companion empowers people to access the benefits of gen AI from a healthcare services provider they already know and trust to manage their most personal lab information.”

— Yuri Fesko, M.D., Senior vice president and chief medical officer (PRNewswire)

What’s next

Quest Diagnostics and Google Cloud plan to continue working together to aid patients and providers through further innovation.

The takeaway

The launch of Quest AI Companion demonstrates how healthcare providers are leveraging advanced AI technologies to empower patients to better understand and manage their health, while addressing concerns around data privacy and security.