Clinical Trials Expertise

Therapeutic Expertise and Technology

Quest Diagnostics provides you access to new technologies, exclusive methodologies and a comprehensive laboratory test menu to support your clinical trial.

Our Medical and Scientific Affairs teams offer advice and consultation in interpreting results and protocol design. Involving our scientific and medical teams early in the protocol-planning process can help you with the selection of study methodologies and parameters.

The clinical trials staff collaborates with the Center for Diagnostic Innovation and Esoteric Testing at Quest Diagnostics Nichols Institute to leverage insight from medical and scientific experts and over 35 Academic Associates — all leading research clinicians and scientists engaged in pioneering diagnostic, scientific and clinical research worldwide.

Quest Diagnostics Extensive Test Offerings by Disease Category

  • Anti-inflammatory
  • Cardiovascular
  • Central Nervous System
  • Dermatological
  • Gastrointestinal
  • Genitourinary/Gynecological
  • Immunological
  • Infectious Disease
  • Endocrine Metabolic Disorders
  • Oncology and Hematology
  • Psychiatric Disorders
  • Pulmonary

Research and Development

Quest Diagnostics combines innovative research and development capabilities to streamline the process of developing an assay or transferring a technology to our laboratory. If necessary, we can quickly develop and validate an assay to meet the unique needs of your protocol. We can also transfer new assay technologies to our clinical laboratory for implementation during your trial.

Easy Project Set-up

Our Medical and Scientific Affairs staff, Academic Associates and Scientific Directors are available to consult on assay development and technology transfer to make sure Quest Diagnostics meets your unique protocol requirements. Quest Diagnostics' customized services can save you valuable time at the outset of your study.


  • U.S. and European laboratories are accredited by the College of American Pathologists
  • U.S. facility holds relevant state licenses, Europe is accredited by Clinical Pathology Accreditation (CPA)
  • Both facilities hold ISO 9001-2000 certification
  • Our alliance laboratories are accredited by the local regulatory bodies RCPAus (Australia) and Department of Health (Singapore)
  • All facilities adhere to the principles of ICH, GCP and GLP

Documents Available for Download:

Accreditation Information

U.K. Licensures/Accreditations

U.K. Laboratory CAP Certificate
U.K. Laboratory CAP Accreditation Letter
U.K. Laboratory ISO 9001 Certificate
U.K. CPA Certificate of Accreditation — Hematology 2007
U.K. CPA Certificate of Accreditation — BioChemistry 2007
U.K. Laboratory Medical Director CV
Download all U.K. accreditations

U.S. Licensures/Accreditations

U.S. Laboratory State of California Licensing
U.S. Laboratory CAP Certificate
U.S. Laboratory CAP Accreditation Letter
U.S. Laboratory ISO 9001 Certificate
U.S. Laboratory CLIA Certificate
U.S. Laboratory Medical Director CV
NYS CTLLAB Certificate
Download all U.S. accreditations

To find out how you can benefit from Quest Diagnostics' services, contact us today.

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