NAICS Code for Drug Testing
The primary NAICS code for Drug Testing is 621511 — Medical Laboratories. Businesses classified under NAICS 621511 (Medical Laboratories) are involved in: this U.S. industry comprises establishments known as medical laboratories primarily engaged in providing analytic or diagnostic services, including body fluid analysis, generally to the medical profession or to the patient on referral from a health practitioner. Typical activities include: Providing analytic or diagnostic services, This U. Related codes include 621512 (Diagnostic Imaging Centers).
Primary NAICS Code
621511Medical LaboratoriesAbout Drug Testing
Businesses classified under NAICS 621511 (Medical Laboratories) are involved in: this U.S. industry comprises establishments known as medical laboratories primarily engaged in providing analytic or diagnostic services, including body fluid analysis, generally to the medical profession or to the patient on referral from a health practitioner.
Typical Business Activities
What's Included
- +Providing analytic or diagnostic services
- +This U
How to Determine Your NAICS Code
While 621511 (Medical Laboratories) is the most common classification for drug testing, your specific code depends on your primary revenue-generating activity. Review the included and excluded activities above to confirm this code fits your business. If your operations span multiple categories, use the code that best represents your largest source of revenue. You can also use the search tool below to describe your specific business activities and find the most accurate match.
Related NAICS Codes
Businesses in drug testing may also fall under these codes:
Example Companies
Labcorp
Labcorp helps patients, providers, organizations, and biopharma companies to guide vital healthcare decisions each and every day.
Burlington, North Carolina, United States
Quest Diagnostics
Conveniently pay your Quest Diagnostics invoice or update your insurance information using our secure online form.
Morristown, New Jersey, United States
APPLIED SPECTRAL IMAGING
Applied Spectral Imaging (ASI) improves patient care through advanced image analysis.
Carlsbad, California, United States
Natera
Natera is a global leader in cell-free DNA (cfDNA) testing, dedicated to oncology, women's health, and organ health.
San Carlos, California, United States
SYNLAB
Our ESG strategy supports our mission to provide actionable diagnostic information for healthy lives and well-being for all and our vision to lead through excellence in service to patients and the medical community with reliable and high-quality diagnostics and value-added services.
Munich, Bavaria, Germany
Describe Your Business
Need a more specific NAICS code? Search by your business activity or company name: