NHS is affiliated with National Drug Testing         Programs including:
  • eScreen
  • LabCorp
  • Quest
  • Pembrooke
  • LexisNexis
  • FirstLab
  • ChoicePoint

1325 Northcrest Drive
Crescent City, California  95531
1-707-465-1036

DOT Services Include: (certified meeting Federal Regulations 49CFR Part 391)

Non-DOT Services:

Other Services Include:
Testing at your Jobsite
Computer Generated Random Testing
Classroom Training & Workshops
email me
Workplace Drug Testing and Consulting