Diverse testing for diverse needs

Quest Diagnostics helps you protect your practice and your patients with state-of-the-art testing, including a broad range of drug tests to meet medical necessity needs to identify the presence of prescribed and non-prescribed or illicit drugs.

Diverse testing for diverse needs

State-of-the-art technologies and 650 toxicology and medical experts—a powerful combination

With fast turnaround, accurate results confirmation, an industry-leading testing portfolio, and an array of on-staff toxicologists and medical experts, Quest Diagnostics provides the most trusted and reliable drug monitoring services available today.

  State-of-the-art technologies and 650 toxicology and medical experts—a powerful combination

Latest in drug testing

New Case Study now available: When considering Opioid therapy—the importance of baseline drug testing for amphetamines and methamphetamines

When following CDC guidelines and ordering baseline drug testing prior to initiating opioid therapy, it can be challenging to identify potential amphetamine and methamphetamine misuse. This case study illustrates some steps that could be appropriate to take to better understand your patient’s potential use or misuse of these two drugs.

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Industry-leading expertise from Quest Diagnostics

Over 650 MDs, PhDs, genetic counselors, and toxicologists are available for results interpretation and consultation on all of our drug tests.

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J. Gudin, MD

Dr. Gudin is board-certified in pain medicine, anesthesiology, addiction medicine, and hospice/palliative medicine, and is a medical acupuncturist.

 
Meet our experienced team