DOT Physical Exams - Liberty, TX

Locations, All Cities, All States

FMCSA | FAA | USCG | FTA | FRA | PHMSA

With 38 testing centers in the Liberty area, we offer drug and alcohol testing for employment, probation and DOT requirements. Additional services include DOT consortium enrollment, DNA Testing and background checks. Order your tests and services online or call (800) 221-4291.

38 DOT Drug-Testing Centers in Liberty

Minutes Away, Test Today

202 N Church St

0.14 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
202 N Church St
Dayton, TX 77535

113 S Main St

0.19 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
113 S Main St
Dayton, TX 77535

107 N Winfree St

2.27 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
107 N Winfree St
Dayton, TX 77535

720 Travis St

5.39 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
720 Travis St
Liberty, TX 77575

1353 N Travis St

5.42 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1353 N Travis St
Liberty, TX 77575

3820 Beaumont Ave

6.87 mi
🕑 Testing Hours: ✓ Walk-in with Electronic Donor Pass
3820 Beaumont Ave
Liberty, TX 77575

2718a N Main St

15.05 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2718a N Main St
Liberty, TX 77575

7702 Fm 1960 E Ste 106

16.46 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
7702 Fm 1960 E Ste 106
Humble, TX 77346

9235 N Highway 146 Ste 4

17.83 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
9235 N Highway 146 Ste 4
Baytown, TX 77523

9235 N Highway 146 Ste 5a

17.83 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
9235 N Highway 146 Ste 5a
Mont Belvieu, TX 77523

2601 W Lake Houston Pkwy

17.99 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2601 W Lake Houston Pkwy
Kingwood, TX 77339

108 S William Barnett Ave

18.85 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
108 S William Barnett Ave
Cleveland, TX 77327

2508 Highway 59 North Byp

18.85 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2508 Highway 59 North Byp
Cleveland, TX 77327

610 S Main St

19.38 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
610 S Main St
Highlands, TX 77562

5003 Woodland Meadows Ln

19.51 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
5003 Woodland Meadows Ln
Humble, TX 77346

4401 Garth Rd

19.96 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
4401 Garth Rd
Baytown, TX 77521

1610 W Baker Rd Ste B

20.00 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1610 W Baker Rd Ste B
Baytown, TX 77521

1658 W Baker Rd Ste A

20.00 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1658 W Baker Rd Ste A
Baytown, TX 77521

4002 Garth Rd Ste 150

20.13 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
4002 Garth Rd Ste 150
Baytown, TX 77521

1450 Kingwood Dr

20.79 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1450 Kingwood Dr
Kingwood, TX 77339

1331 Northpark Drive

21.04 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1331 Northpark Drive
Kingwood, TX 77339

1700 James Bowie Dr

21.06 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1700 James Bowie Dr
Baytown, TX 77520

2800 Garth Rd

21.06 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2800 Garth Rd
Baytown, TX 77521

2610 N Alexander Dr

21.07 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2610 N Alexander Dr
Baytown, TX 77520

2802 Garth Rd Ste 213,

21.08 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2802 Garth Rd Ste 213,
Baytown, TX 77521

1120 Kingwood Dr Ste 100

21.34 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1120 Kingwood Dr Ste 100
Kingwood, TX 77339

1515 N Alexander Dr Ste 115

21.65 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1515 N Alexander Dr Ste 115
Baytown, TX 77520

24420 Fm 1314 Rd Suite 101

21.70 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
24420 Fm 1314 Rd Suite 101
Porter, TX 77365

18951 N Memorial Dr

23.57 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
18951 N Memorial Dr
Humble, TX 77338

18648 Mckay Blvd # 216

23.78 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
18648 Mckay Blvd # 216
Humble, TX 77338

19333 Highway 59 N Ste 230

23.96 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
19333 Highway 59 N Ste 230
Humble, TX 77338

8901 Fm 1960 Bypass Rd W Ste 204

24.01 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
8901 Fm 1960 Bypass Rd W Ste 204
Humble, TX 77338

8901 Farm To Market 1960 Rd W,

24.37 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
8901 Farm To Market 1960 Rd W,
Humble, TX 77338

13601 Woodforest Blvd

25.03 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
13601 Woodforest Blvd
Houston, TX 77015

13469 East Fwy

26.22 mi
🕑 Testing Hours: Mon–Fri: 9:00 AM-6:00 PM✓ Walk-in with Electronic Donor Pass
13469 East Fwy
Houston, TX 77015

1140 Westmont Dr Ste 505

26.47 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1140 Westmont Dr Ste 505
Houston, TX 77015

13125 East Fwy

26.55 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
13125 East Fwy
Houston, TX 77015

1140 Westmont Dr Ste 510,

26.55 mi
🕑 Testing Hours: Mon–Fri: 10:00 AM-3:30 PM✓ Walk-in with Electronic Donor Pass
1140 Westmont Dr Ste 510,
Houston, TX 77015

Liberty, TX DOT Physical - What You Need to Know

DOT Physical: A thorough checkup mandated by DOT for all drivers of commercial motor vehicles. This evaluation confirms that drivers possess the physical, mental, and emotional capability to handle large vehicles on public roads safely. A certified medical examiner from the NRCME conducts the exam. Upon clearing it, drivers obtain a DOT medical certificate, essential for maintaining a CDL license as per FMCSA norms. For assistance on specific DOT physical queries, contact us at 800-221-4291.

During your exam, the medical examiner will complete a thorough health assessment to determine if you meet the Federal Motor Carrier Safety Administration (FMCSA) medical standards. The process typically includes:

What Does a DOT Physical Include?

Health History Review
Vision Test

Hearing Test
Urinalysis

Vital Signs
Physical Examination

DOT Testing | DOT Breath Alcohol | DOT Consortium Services | MVR Reports Also Available


What is checked in a DOT Physical?

  • Health history assessment and medication review
  • Vision assessment (corrective lenses acceptable; minimum criteria apply)
  • Hearing assessment (whisper test or audiometry)
  • Blood pressure measurement and pulse check
  • Physical exam (systematic review)
  • Urinalysis (specific gravity, protein, glucose levels)

On successful completion, your Medical Examiner's Certificate (MEC) may be issued for up to 24 months; some conditions may demand shorter certification or specialist verification, including in Liberty, GA.

Who needs a DOT Physical?

In Liberty, CO, a valid DOT medical certificate (card) is necessary if you:

  • Hold a commercial driver's license (CDL) - class A, B, or C for interstate commerce
  • Operate a vehicle over 10,001 lbs. GVWR in interstate commerce
  • Transport over 8 passengers (for hire) or over 15 passengers (not for hire)
  • Transport hazardous materials requiring placarding under DOT rules
  • Are employed by entities under DOT agencies like FMCSA, FAA, FRA, FTA, or USCG needing DOT medical qualification

What to bring with you to a DOT Physical?

  • Government-issued photo 
  • Glasses/contacts & prescription
  • List of medications & dosages
  • CPAP usage data (if applicable)
  • Specialist clearances (cardiology, sleep apnea, diabetes, etc.)
  • Recent A1C/blood pressure logs if monitored

Ensure all required documents are up-to-date, especially when operating outside your home state, like Liberty, HI.

What happens if I fail a DOT Physical?

  • No Medical card will be issued
  • Temporary disqualification
  • Referral for treatment to your primary care doctor
  • FMCSA exemptions for certain medical conditions
  • Employer Notification
  • Next Steps (address the medical issues and retake the exam)

If you're in Liberty, VT, make sure to address these issues promptly before attempting the exam again.

What Will Fail a DOT Physical?

Medical Conditions That Can Fail a DOT Physical

  • Vision & Hearing: Vision not meeting 20/40 in each eye (even with correction), failing to identify traffic colors, or hearing deficiently.
  • Blood Pressure & Heart Disease: Uncontrolled high blood pressure, recent cardiac events, or certain heart devices.
  • Diabetes: Poorly controlled diabetes causing dangerous conditions or nerve damage interfering with driving.
  • Sleep Apnea & Respiratory: Untreated apnea causing sleepiness or serious lung conditions.
  • Neurological: Epilepsy or conditions causing blackouts.
  • Substance Abuse: Illegal drug use or unsafe prescription medication use.
  • Psychiatric & Cognitive: Severe mental illness or cognitive issues affecting judgment.

Sometimes, such conditions may only result in temporary disqualification while waiting for medical documentation like blood pressure control.

Liberty Drug Testing

Quickly find trusted local drug testing centers in Liberty, TX — fast, convenient, and reliable every time!

Liberty DOT Drug Testing

Quickly find a local DOT drug testing center in Liberty, TX — fast, reliable, convenient nationwide service!

Liberty DNA Testing

DNA testing for legal and non-legal purposes including child support, and child custody around Liberty, TX.

Liberty Industry Training

Including specimen collector training, DER training, reasonable suspicion training and much more in Liberty, TX.v

Liberty Hair Drug Testing

Get fast, accurate hair drug testing at our convenient Liberty, TX locations—results you can trust, every time!

Liberty Alcohol Testing

Fast, reliable alcohol testing to keep your workplace safe and compliant every single day in Liberty, TX.

Liberty Drug Testing Services

Reliable nationwide drug testing services ensuring accuracy, compliance, and quick results for businesses and individuals in Liberty, TX.

Liberty 5 Panel Drug Test

Accurate 5 panel drug testing with fast, confidential results—trusted by Liberty, TX employers and individuals nationwide.

Liberty 10 Panel Drug Test

Comprehensive 10 panel drug testing with fast, reliable results—trusted for Liberty, TX workplace and personal testing needs.

Liberty On Site Drug Testing

Convenient on-site mobile drug testing with fast, reliable results—saving time while keeping your Liberty, TX workplace compliant.

Liberty DOT Physicals

Certified DOT physicals with quick, reliable exams to keep Liberty, TX drivers compliant and on the road with confidence.

DOT Consortium

Join our DOT consortium for hassle-free compliance, random testing management, and reliable driver safety solutions.


Frequently Asked Questions

A DOT physical typically includes a review of the driver’s health history and medications, vision screening, hearing assessment, vital signs (blood pressure, pulse), urinalysis (checking specific gravity, protein, glucose), and a full physical examination by a certified medical examiner. Upon passing, a Medical Examiner’s Certificate (DOT medical card) may be issued for up to 24 months.
You must have a valid DOT medical certificate if you: hold a commercial driver’s license (CDL) Class A, B or C for interstate commerce; operate a vehicle over 10,001 lbs GVWR in interstate commerce; transport more than eight passengers (for hire) or over fifteen passengers (not for hire); or transport hazardous materials requiring placarding under DOT regulations.
DOT physicals are offered at test centres in all cities and all states, through Accredited Drug Testing’s nationwide network. You can schedule by calling 1-800-221-4291.
You should bring a government-issued photo ID; glasses or contact lenses and the prescription; a list of medications and dosages; CPAP usage data if applicable; and any specialist clearance letters or physician documentation (for conditions like heart disease, sleep apnea, diabetes) to your DOT physical.
If you fail the DOT physical, you will not receive the medical card; you may be temporarily or permanently disqualified depending on the condition; you will need to address any medical issues (e.g., uncontrolled hypertension, untreated sleep apnea, recent myocardial infarction) and then be re-examined.

Customer Reviews

ADT is truly the best

Where do I start?!! ADT is truly the best!! I had the pleasure of speaking with Tori today! She was excellent, professional and truly went above and beyond in her kind, compassionate care and commitment to providing me with the best service possible. I was in such a time crunch, but I was able to call, order the test, pay for it over the phone and get the test I needed within the hour. Not only did this put my mind at ease, they saved my job!! I am forever grateful for this team of hard workers, that care, with such great work ethics! Thank you from the very bottom of my heart!!! If you need a drug, alcohol, etc… screening, this team will be your lifesavers!!

Sarah Patterson - 4/8/2025

phone support has been excellent

I have used ADT several times. Their phone support has been excellent, both when putting in the orders and when asking for help to interpret results.

Tee Ess - 12/19/2024

quick to assist

They are very quick to assist with your orders and they helped when I needed to find a new testing facility.

Gary Matkin - 2/19/2025


(800) 221-4291