Corona, California Drug Test Services


Corona, California Drug Screening & Workplace Testing Services

Why Choose WSI in Corona, California?

Our Services in Corona, California

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 Corona, California

NameAddressCityStateZIP Code
WSI Testing Location91 E. GRAND BLVD Corona California 92879
WSI Testing Location120 West Parkridge Avenue Corona California 92880
WSI Testing Location1820 Fullerton Ave Corona California 92881
WSI Testing Location100 West Ontario Avenue Corona California 92882
WSI Testing Location1171 RAILROAD ST. Corona California 92882
WSI Testing Location118 W 9TH ST Corona California 92882
WSI Testing Location1690 W. 6TH ST Corona California 92882
WSI Testing Location2250 South Main Street Corona California 92882
WSI Testing Location760 S. WASHBURN STE 5 & 6 Corona California 92882