Saint Louis, Missouri Drug Test Services


Saint Louis, Missouri Drug Screening & Workplace Testing Services

Why Choose WSI in Saint Louis, Missouri?

Our Services in Saint Louis, Missouri

Drug Test

Random Management Programs

Physical Exams

Specialized Testing

Expert Training Programs

Background Check Services

Core Services


Reason for Test


  • Pre-Employment Test
  • Random Test
  • Post-Accident Test
  • Reasonable Suspicion Test
  • Return to Duty Test
  • Follow-up Test
  • Periodic Test

Physicals & Health Testing


  • DOT Physical
  • Physical
    • Respirator Physicals: For workers who handle hazardous substances.
    • Pulmonary Function Test
    • OSHA Medical Questionnaire
    • Lift Test
    • Chest X-Rays
    • Kraus Weber
    • EKG
    • Vision Test
      • Vision Snellen
      • Vision Titmus
      • Vision Ishihara
      • Vision Jager
  • Titer Test
    • Hepatitis A
    • Hepatitis B
    • Hepatitis C
    • TransFERRON Gold Tuberculosis
    • Measles
  • Wellness Testing

Workplace Programs and Training


Additional Services


  • FMCSA Clearinghouse Support
  • Background Checks
    • County Background Search Check
    • State Background Search Check
    • Federal Background Search Check
    • Name Alias Background Search Check
    • Sex Offender Background Search Check
    • OIG Background Search Check
    • SSN Trace Background Search Check
    • Global Terror Watch List Background Search Check
    • Adverse Action Background Search Check Assistance

FMCSA Clearinghouse Compliance Support

Interested? Contact Us

Our Locations in Saint Louis, Missouri

NameAddressCityStateZIP Code
WSI Testing Location3100 Market Street Saint Louis Missouri 63103
WSI Testing Location31846 COUNTRY CLUB DR Saint Louis Missouri 63103
WSI Testing Location40 N KINGSHIGHWAY Saint Louis Missouri 63108
WSI Testing Location5000 MANCHESTER AVE Saint Louis Missouri 63110
WSI Testing Location28 RONNIES PLZ Saint Louis Missouri 63126
WSI Testing Location9701 LANDMARK PARKWAY DR Saint Louis Missouri 63127
WSI Testing Location8340 N BROADWAY Saint Louis Missouri 63147
WSI Testing LocationPO BOX 503861 Saint Louis Missouri 63150
WSI Testing LocationP O BOX 60548 Saint Louis Missouri 63160