DOT physicals & workplace testing in Greenville, TX

For drivers, employers, and families. Walk-ins welcome, open 7:30am.

Fast, Friendly Testing in Greenville, TX

Our Testing Services

At Drug Testing of Texas, we know every minute off the road or away from work matters. Need us to come to you? Our trained technicians can travel to your workplace or job site and provide testing where you are. On-site services include an additional fee, call us for details.

DOT Physicals

DOT physicals performed by our FMCSA-certified medical examiner for commercial drivers and safety-sensitive employees. We also provide DOT drug and alcohol testing and random pool enrollment through our consortium program.

DNA Testing

Confidential DNA paternity and relationship testing, collected in our office and processed by AABB-accredited labs. We offer legal chain-of-custody testing for court and official use, and private peace-of-mind testing for personal answers.

Drug & Alcohol Testing

Pre-employment, random, post-accident, and reasonable-suspicion testing for DOT and non-DOT employers. Our DOT-certified technicians perform urine collections and breath alcohol testing.

Occupational Health

Employer health services under one roof: pre-employment physicals, respirator fit testing, spirometry, audiometry, and digital X-rays. On-site testing & ongoing programs are available at your workplace.
drug testing of texas dot physicals greenville tx

Drug Testing of Texas

Greenville’s local clinic for DOT physicals, drug and alcohol testing, and DNA paternity testing- all in one place. 

CDL & Non-CDL Drivers

Driver-friendly DOT physicals and related exams to help you stay compliant and keep your medical card current.

Employers & Employees

Drug and alcohol testing for pre-employment, random, and post-accident needs, with options to set up ongoing programs and bulk employer agreements.

Families Needing Answers

Confidential DNA paternity testing collected in-office and submitted to accredited laboratories for reliable results.

Testimonials

What Our Clients Say

About Our Office

Since 2004, Drug Testing of Texas has provided occupational health and testing services to drivers, employers, and families across Greenville and Hunt County. Our FMCSA-certified medical examiner and DOT-certified collection staff deliver efficient, objective testing performed to federal standards, with results you can rely on and a process that respects your time.

Why Choose Us

DNA Testing & Drug Testing Services

Improve Safety

Deter drug use, alcohol misuse, and promote a safe and healthy work environment.

Certified Care

Our FMCSA Certified Medical Examiner will keep you safe & compliant for your workplace.

Convenient Scheduling

We offer walk-ins for most services, and are open early at 7:30a for convenient appointments.

DOT Physical Exams In Greenville, TX

Need to renew your DOT medical card? Our FMCSA-listed medical examiner provides DOT physicals for CDL and non-CDL drivers with a clear, efficient exam process. Book your DOT Physical today!