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Welcome to OmniLab Diagnostics

where precision meets compassion. We are a nationwide diagnostics and compliance company specializing in DOT and Non-DOT testing, FMCSA consortium management, and MRO-reviewed results.


Our certified team provides accurate, reliable, and confidential testing solutions to support employers, drivers, and individuals across all 50 states.

Our Story

Founded with a vision to make high-quality diagnostic services accessible to everyone, OmniLab Diagnostics began as a trusted partner for local businesses and now proudly serves clients nationwide.


From workplace testing and DNA analysis to full TPA/Consortium management, we deliver dependable results backed by integrity and compliance. Our goal remains the same. Helping organizations and individuals stay safe, informed, and compliant with confidence.

Our Mission

At OmniLab Diagnostics, our mission is to simplify testing and compliance through accuracy, innovation, and exceptional service.
We’re dedicated to supporting employers, DOT-regulated companies, and individuals with secure and compliant testing solutions.

We stand for:

  • Accuracy: Lab-based testing with MRO-reviewed results for every client.

  • Compliance: Full FMCSA & DOT adherence, including random selections, Return-to-Duty, and Clearinghouse support.

  • Confidentiality: Strict privacy and chain-of-custody protocols in every test.

  • Nationwide Access: Convenient testing in all 50 states.

  • Professionalism: Certified collectors and compliance specialists ensuring a seamless experience.

Our Services

We provide a full range of professional testing and compliance services, including:

  • DOT & Non-DOT Drug and Alcohol Testing — Urine, oral fluid, and breath alcohol testing (BAT) for all industries.

  • Consortium/TPA Management — FMCSA-compliant random testing, MIS reporting, Return-to-Duty, and Follow-Up testing.

  • MRO Services — All lab-based results are verified by certified Medical Review Officers.

  • Employment & Background Screening — Nationwide background checks, verifications, and drug/alcohol integration.

  • DNA Testing — Legal and non-legal paternity, family relationship, and immigration testing.

  • Nationwide Coverage — Reliable collection sites and mobile testing available across the U.S.

Why Partner with OmniLab Diagnostics?

Partnering with OmniLab Diagnostics means choosing a trusted leader in compliance, accuracy, and service excellence.

  • Expertise: Certified collectors, MROs, and compliance experts ensure accuracy every time.

  • Client-Focused: Personalized support for employers, drivers, and individuals nationwide.

  • Compliance-Driven: Full FMCSA, DOT, and Clearinghouse program integration.

  • Reliable: Fast turnaround, secure reporting, and consistent testing accuracy.

Contact Us

Get Started with OmniLab Diagnostics

Discover how OmniLab Diagnostics can support your compliance and workplace testing needs. Whether you require DOT or Non-DOT testing, random program management, or employer onboarding we’re ready to help.

At OmniLab Diagnostics, we deliver more than testing, we provide dependable compliance and support you can trust. Let’s move forward together. Reach out today.

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    Main Office Location: 4193 Flat Rock Drive Ste 200-248 Riverside, CA 92505 (By Appointment Only)

    Serving areas in Riverside County, Orange County, Los Angeles County, San Diego County, San Bernardino County, and throughout California. Nationwide services available.

    Office: (951) 452-2130
    Fax: (951) 636-6633
    Email: info@omnilabdiagnostics.com

    Monday – Friday 8:00 am – 5:00 pm
    Saturday 8:00 am – 1:00 pm
    Sunday – Closed
    Before and after-hours services available upon request. Call for availability

     © 2026 Omni Lab Diagnostics. All rights reserved.

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