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Book an Appointment – By Appointment Only

At OmniLab Diagnostics, we offer flexible and convenient scheduling for employers and individuals. Our on-site and mobile appointments make testing efficient, discreet, and accessible, ensuring a confidential and professional experience every time.

Address: 4193 Flat Rock Road Ste 200-248 Riverside, CA 92505 (By Appointment Only)

Fax: (951) 633-1163

Appointment Hours:
✔ Monday – Friday: 8:00 AM – 5:00 PM
✔ Saturday: 8:00 AM – 1:00 PM
✔ Sunday: Closed
✔ Before & After-Hours Testing Available Upon Request

We are committed to providing reliable, secure, professional testing services that fit your busy schedule. Whether you need employment screenings, DOT compliance testing, DNA testing, or alcohol testing, OmniLab Diagnostics is your trusted partner in safety and compliance.

📅 Schedule your appointment today!

📞 Call us today to schedule an appointment or learn more about our services!

Seamless & Confidential Testing Solutions:

Effortless Scheduling – Book your appointment at your convenience, with flexible options available.
On-Site & Mobile Testing – We bring our services to you, making the process hassle-free.
Fast & Accurate Results – Get reliable answers without delay.
Discreet & Secure – Your privacy is our priority, ensuring a stress-free experience.
Keeping Workplaces Safe – Supporting employers with compliance-driven testing solutions.

Main Office Location: 4193 Flat Rock Road 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

 © 2025 Omni Lab Diagnostics. All rights reserved.

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