Insights

Scale and Reach Quest Diagnostics serves a vast network across major US metros plus Mexico, UK, and India, testing around 550,000 patients daily. This expansive footprint suggests strong opportunities for enterprise partnerships, health systems integration, and expanded contract lab services with large employers, insurers, and government programs seeking broad access and reliability.

Broad Test Menu With over 3,000 tests and leadership in cancer diagnostics, AP services, and interpretive medical staff, Quest offers a comprehensive, one-stop diagnostic solution. Sales opportunities exist in integrating advanced panels into payer networks, expanding pre-employment screening programs, and embedding trial testing capabilities for pharma and biotech collaborations.

Data & Connectivity Quest emphasizes state-of-the-art connectivity solutions and leverages its large clinical database. This positions the company well for partnerships around data-driven insights, population health analytics, and customized reporting dashboards for health plans, providers, and life sciences clients seeking outcome-based care and efficiency.

Strategic Alliances Recent collaborations with Renalytix, Roche, and the launch of AD-Detect innovations indicate an openness to co-development and strategic partnerships. This creates openings for joint development opportunities, co-marketing of novel biomarkers, and participation in large-scale clinical trials or precision medicine initiatives.

Consumer and Market Trends Consumer-facing initiatives like Humanity Biological Age and the consumer testing platform expand direct-to-consumer opportunities and health awareness-driven demand. Sales teams can explore consumer diagnostic services, wellness programs for employers, and partnerships with insurers seeking value-based care offerings and preventive health strategies.

Similar companies to Quest Diagnostics

Quest Diagnostics Tech Stack

Quest Diagnostics uses 8 technology products and services including Docker, SAP, Figma, and more. Explore Quest Diagnostics's tech stack below.

Media & News

Quest Diagnostics's Email Address Formats

Quest Diagnostics uses at least 8 email formats:
Quest Diagnostics Email FormatsExamplePercentage
LastFi@medfusionsvs.comDoeJo@medfusionsvs.com
53%
FLast@medfusionsvs.comJDoe@medfusionsvs.com
39%
Last@medfusionsvs.comDoe@medfusionsvs.com
7%
LFirst@medfusionsvs.comDJohn@medfusionsvs.com
1%
F.Last@questdiagnostics.comJ.Doe@questdiagnostics.com
65%
LastF@questdiagnostics.comDoeJ@questdiagnostics.com
25%
First.Last@questdiagnostics.comJohn.Doe@questdiagnostics.com
8%
First.M.Last@questdiagnostics.comJohn.M.Doe@questdiagnostics.com
2%

Frequently Asked Questions

What is Quest Diagnostics's phone number?

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You can contact Quest Diagnostics's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Quest Diagnostics's stock symbol?

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Quest Diagnostics is a publicly traded company; the company's stock symbol is DGX.

What is Quest Diagnostics's official website and social media links?

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Quest Diagnostics's official website is questdiagnostics.com and has social profiles on LinkedIn and Crunchbase.

How much revenue does Quest Diagnostics generate?

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As of August 2026, Quest Diagnostics's annual revenue is estimated to be $1B - $10B.

What is Quest Diagnostics's NAICS code?

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Quest Diagnostics's NAICS code is 6215 - Medical and Diagnostic Laboratories.

How many employees does Quest Diagnostics have currently?

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As of August 2026, Quest Diagnostics has approximately 33K employees across 6 continents, including North America, Asia and Europe. Key team members include Chief Executive Officer: P. Z., Chief Executive Officer: A. S. and Ceo, Founder - Ctp Solutions, Llc: A. W. Explore Quest Diagnostics's employee directory with LeadIQ.

What industry does Quest Diagnostics belong to?

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Quest Diagnostics operates in the Medical and Diagnostic Laboratories industry.

What technology does Quest Diagnostics use?

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Quest Diagnostics's tech stack includes Docker, SAP, Figma, Pardot, Stripe, MuleSoft, SAP Concur and VMware.

What is Quest Diagnostics's email format?

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Quest Diagnostics's email format typically follows the pattern of LastFi@medfusionsvs.com. Find more Quest Diagnostics email formats with LeadIQ.

When was Quest Diagnostics founded?

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Quest Diagnostics was founded in 1967.
Quest Diagnostics logo

Quest Diagnostics

Medical and Diagnostic LaboratoriesNew Jersey, United States10001+ Employees

Quest Diagnostics is a medical and diagnostic laboratory company based in Secaucus, New Jersey. It offers a broad menu of more than 3,000 tests and provides cancer diagnostics, anatomic pathology services, and interpretive consultation through a medical and scientific staff of about 900 MDs and PhDs. It serves about one in three adult Americans and roughly half of the physicians and hospitals in the United States. Its network includes laboratories in most major metropolitan areas and facilities in Mexico, the United Kingdom, and India, and it operates about 2,250 patient service centers. On a typical workday it processes testing for about 550,000 patients, and in 2026 it announced investments to enhance digital ordering and electronic health record connectivity.

Section iconCompany Overview

Phone number
Stock Symbol
DGX
NAICS Code
6215 - Medical and Diagnostic Laboratories
Founded
1967
Employees
10001+

Section iconFunding & Financials

  • $1B - $10B

    Quest Diagnostics's revenue is estimated to be in the range of $1B - $10B

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