We specialize in DOT and Non-DOT Drug Testing, including urine and blood drug screening, as well as physical examinations for pre-employment, return-to-duty, or personal use. We also offer Medical Review Officer (MRO) services, mobile testing, and secure online ordering.

Yes, walk-ins are welcome during business hours based on availability. However, we encourage you to schedule an appointment or order your test online for faster service and guaranteed time slots.

DOT drug testing is regulated by the U.S. Department of Transportation and is required for safety-sensitive positions such as CDL drivers, bus drivers, and federal transportation workers. Non-DOT testing is not federally regulated and is typically used by private employers, courts, or individuals.

Yes! You can order your test directly from our website. After placing your order, you’ll receive a confirmation email with instructions and a unique order number. Simply bring this information to your appointment or schedule a time that works for you.

• Urine tests: 24–48 hours

• Blood tests: 2–3 business days

• Physical exam certifications: Same day All results are delivered electronically through secure channels.

Absolutely. We are fully HIPAA-compliant, and all test results and personal data are handled with the strictest confidentiality. Results are only shared with authorized individuals, such as you, your employer (with consent), or regulatory agencies (when required).

Please bring a valid photo ID, any authorization form from your employer (if applicable), and your online order confirmation number if you ordered through our website.

We accept cash, major credit/debit cards, and employer billing accounts. Payment is due at the time of service unless otherwise arranged.

Yes, we do offer mobile testing services for companies, events, and group testing needs. Please contact us directly at 229-507-2521 or email Tanya@toptierlaboratory.com to discuss mobile or onsite options.

Top Tier Laboratory LLC

110 East 4th Street, Adel, GA 31620

Yes, we provide Non-DOT drug testing suitable for court, probation, family services, or personal reasons. We can also send test results directly to your caseworker or attorney upon request.

Absolutely. We work with companies across South Georgia to provide routine and random testing, employee physicals, and compliance programs. Contact us today to set up an employer account.