77521 Drug Test Services


77521 Drug Screening & Workplace Testing Services

Why Choose WSI in 77521?

Our Services in 77521

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 77521

NameAddressCityStateZIP Code
WSI Testing Location1876 East Freeway Service Road Baytown Texas 77521
WSI Testing Location2215 Rollingbrook Drive Baytown Texas 77521
WSI Testing Location2800 GARTH RD Baytown Texas 77521
WSI Testing Location3920 Garth Road Baytown Texas 77521
WSI Testing Location4002 Garth Road Baytown Texas 77521
WSI Testing Location4201 Garth Road Baytown Texas 77521
WSI Testing Location4404 North Main Street Baytown Texas 77521
WSI Testing Location6040 Garth Road Baytown Texas 77521