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Quest Diagnostics

Insights That Lead To Informed Decisions

Insights that lead to more informed decisions

Delivering the best care to the diverse patients in the New York metropolitan area requires a diverse toolkit. With over 3,500 tests available, our extensive test menu is designed to serve your needs and those of your patients.

From routine screening to highly specialized testing, such as genetic and molecular diagnostics, we deliver the insights that can lead to better patient outcomes.

Reliable turnaround times

Get results quickly with fast turnaround times on over 3,500 tests. Thanks to the support of thousands of local employees and a 24- hour testing facility in Teterboro, NJ, Quest Diagnostics helps ensure you get the answers quickly to make the right decisions for patient care.

Personalized genetic testing

Quest Diagnostics offers one of the most comprehensive testing menus in the industry today, providing you the personalized insights you need to support enhanced patient care. From maternal serum screening to late-onset disease testing, our innovative test menu gives you access to diagnostic capabilities including:

  • Cancer diagnostics, including tests for genetic mutations associated with gynecologic cancers and leukemia

  • Testing for conditions such as autism and developmental delay

  • Pharmacogenetic tests to help determine appropriate patient treatments

  • CFVantage® Cystic Fibrosis Expanded Screen, which analyzes 155 mutations that have been proven to cause cystic fibrosis

  • Spinal Muscular Atrophy (SMA) carrier testing

  • BRCAvantage™, a suite of BRCA1 and BRCA2 genetic tests to help diagnose Hereditary Breast and Ovarian Cancer Snydrome (HBOC), as well as other clinically-focused genes
     

The Quest Diagnostics Genetics Center offers answers, assistance, and advice from board-certified geneticists, medical directors, and genetic counselors. Call 1.866.GENE.INFO (1.866.436.3463). See our full range of genetic tests.


 

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Our company

Quest® is the brand name used for services offered by Quest Diagnostics Incorporated and its affiliated companies. Quest Diagnostics Incorporated and certain affiliates are CLIA-certified laboratories that provide HIPAA-covered services.  Other affiliates operated under the Quest® brand, such as Quest Consumer Inc., do not provide HIPAA-covered services. 

 

Quest®, Quest Diagnostics®, any associated logos, and all associated Quest Diagnostics registered or unregistered trademarks are the property of Quest Diagnostics. All third-party marks—® and ™—are the property of their respective owners. © 2025 Quest Diagnostics Incorporated. All rights reserved. Image content features models and is intended for illustrative purposes only.