Workplace and Medical Drug Testing Services

Diagnostic Laboratory Services is committed to providing the highest quality drug testing services through the State's most experienced Toxicology staff. We have been providing companies and physicians with timely and accurate drug testing results and support services since 1980. Let our customer services associates help you with your workplace or medical drug testing needs.


  • Medical / Clinical Toxicology
  • Workplace Drug Testing
  • DOT Drug Collections and Breath Alcohol
  • Random Selection Services
  • Job-site Collection Services
  • Bundled Collection and Drug Testing With MRO Services
  • Personal Drug Testing (VERI-5)
  • Occupational Medical Lab Tests
  • State-Wide Network of Collection Sites
  • Assistance With Mainland Drug Tests

    Toxicology Bulletins

    March 2020:ViewAdding Hydrocodone to the 810M Urine Drug Screen #2 (Medical) Panel
    May 2019:ViewGC-MS Clinical Claims Validations
    March 2019:ViewLower Cutoff Levels for Barbiturates, Benzodiazepines, and Methadone metabolite
    March 2019:ViewAnnouncing the addition of 6-Acetylmorpine, Buprenorphine and Hydrocodone for Urine Drug Screens

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