DOT Physical Exams - O'Fallon, MO

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With 30 testing centers in the O'fallon 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.

(800) 221-4291

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30 DOT Drug-Testing Centers in O'Fallon

Minutes Away, Test Today

300 Winding Woods Dr Ste 100

0.57 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
300 Winding Woods Dr Ste 100
O Fallon, MO 63366
Call (800) 221-4291 Get Donor Pass

2967 Highway K

1.10 mi
🕑 Testing Hours: Mon–Fri: 7:00 AM-6:00 PM • Sat: 8:00 AM-12:00 PM✓ Walk-in with Electronic Donor Pass
2967 Highway K
O Fallon, MO 63368
Call (800) 221-4291 Get Donor Pass

4 Abington Ct

1.96 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
4 Abington Ct
St. Peters, MO 63376
Call (800) 221-4291 Get Donor Pass

5551 Winghaven Blvd Ste 100

2.28 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
5551 Winghaven Blvd Ste 100
O Fallon, MO 63368
Call (800) 221-4291 Get Donor Pass

1901 Trade Center Dr

2.77 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
1901 Trade Center Dr
Saint Peters, MO 63376
Call (800) 221-4291 Get Donor Pass

1051 Wolfrum Rd

4.97 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1051 Wolfrum Rd
Saint Charles, MO 63304
Call (800) 221-4291 Get Donor Pass

107 Piper Hill Dr Ste 100 St. Peters Care Center

5.72 mi
🕑 Testing Hours: Mon–Fri: 6:00 AM-12:00 PM • Sat:,Sun: 8:00 AM-6:00 PM✓ Walk-in with Electronic Donor Pass
107 Piper Hill Dr Ste 100 St. Peters Care Center
Saint Peters, MO 63376
Call (800) 221-4291 Get Donor Pass

300 Saint Peters Centre Blvd Ste 150

6.22 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
300 Saint Peters Centre Blvd Ste 150
St. Peters, MO 63376
Call (800) 221-4291 Get Donor Pass

205 First Executive Avenue

6.82 mi
🕑 Facility: Mon–Fri: 07:30 AM - 04:30 PM⚡ Drug Screens: Mon–Fri: 08:00 AM - 04:00 PM
205 First Executive Avenue
Saint Peters, MO 63376
Call (800) 221-4291 Get Donor Pass

1405 Jungermann Rd Ste B

7.08 mi
🕑 Testing Hours: Mon–Fri: 7:00 AM-7:00 PM • Sat: 8:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
1405 Jungermann Rd Ste B
Saint Peters, MO 63376
Call (800) 221-4291 Get Donor Pass

60 Gailwood Dr Ste B

7.20 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-6:00 PM • Sat: 10:00 AM-3:00 PM • Sun: 10:00 AM-2:00 PM✓ Walk-in with Electronic Donor Pass
60 Gailwood Dr Ste B
Saint Peters, MO 63376
Call (800) 221-4291 Get Donor Pass

4101 Mexico Rd Ste E,

7.42 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
4101 Mexico Rd Ste E,
Saint Peters, MO 63376
Call (800) 221-4291 Get Donor Pass

251 E Pearce Blvd

7.93 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
251 E Pearce Blvd
Wentzville, MO 63385
Call (800) 221-4291 Get Donor Pass

1111 W Pearce Blvd

8.65 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-5:00 PM • Sat: 8:00 AM-12:00 PM✓ Walk-in with Electronic Donor Pass
1111 W Pearce Blvd
Wentzville, MO 63385
Call (800) 221-4291 Get Donor Pass

1201 Wentzville Pkwy Ste 117,

8.84 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1201 Wentzville Pkwy Ste 117,
Wentzville, MO 63385
Call (800) 221-4291 Get Donor Pass

17838 Chesterfield Airport Rd

8.98 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
17838 Chesterfield Airport Rd
Chesterfield, MO 63005
Call (800) 221-4291 Get Donor Pass

17300 N Outer 40 Ste 104,

9.51 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-2:30 PM✓ Walk-in with Electronic Donor Pass
17300 N Outer 40 Ste 104,
Chesterfield, MO 63005
Call (800) 221-4291 Get Donor Pass

801 Medical Dr, Ste 200

9.59 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
801 Medical Dr, Ste 200
Wentzville, MO 63385
Call (800) 221-4291 Get Donor Pass

2101 Collier Corporate Pkwy

9.76 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2101 Collier Corporate Pkwy
Saint Charles, MO 63303
Call (800) 221-4291 Get Donor Pass

1794 Zumbehl Rd

9.85 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
1794 Zumbehl Rd
Saint Charles, MO 63303
Call (800) 221-4291 Get Donor Pass

30 W Highway D Ste 201

10.52 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
30 W Highway D Ste 201
New Melle, MO 63365
Call (800) 221-4291 Get Donor Pass

2621 Raymond Dr

10.54 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2621 Raymond Dr
Saint Charles, MO 63301
Call (800) 221-4291 Get Donor Pass

400 Fountain Lakes Blvd

10.62 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
400 Fountain Lakes Blvd
St Charles, MO 63301
Call (800) 221-4291 Get Donor Pass

16091 Swingley Ridge Rd Ste 150

11.42 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
16091 Swingley Ridge Rd Ste 150
Chesterfield, MO 63017
Call (800) 221-4291 Get Donor Pass

50 Monroe St

12.39 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
50 Monroe St
Saint Charles, MO 63301
Call (800) 221-4291 Get Donor Pass

224 S Woods Mill Rd Ste 360 S Med Bldg

13.11 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
224 S Woods Mill Rd Ste 360 S Med Bldg
Chesterfield, MO 63017
Call (800) 221-4291 Get Donor Pass

11501 Page Service Dr

13.90 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
11501 Page Service Dr
Saint Louis, MO 63146
Call (800) 221-4291 Get Donor Pass

15421 Clayton Rd Ste 301

14.05 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
15421 Clayton Rd Ste 301
Ballwin, MO 63011
Call (800) 221-4291 Get Donor Pass

233 Clarkson Rd

14.19 mi
🕑 Testing Hours: ✓ Walk-in with Electronic Donor Pass
233 Clarkson Rd
Ellisville, MO 63011
Call (800) 221-4291 Get Donor Pass

1066 Executive Parkway Dr Ste 200

14.74 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1066 Executive Parkway Dr Ste 200
Saint Louis, MO 63141
Call (800) 221-4291 Get Donor Pass

O'Fallon, MO DOT Physical - What You Need to Know

A DOT physical is an all-encompassing health evaluation mandated by the Department of Transportation for commercial motor vehicle operators. This assessment guarantees drivers are fit on physical, mental, and emotional levels to safely handle large vehicles on public roadways. A certified medical examiner from the National Registry performs the exam. Successful completion awards a DOT medical certificate, necessary for a valid CDL per FMCSA rules. Questions? Call 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?

  • Review of health history and medication
  • Vision test (corrective lenses okay; minimum standards apply)
  • Hearing test (forced whisper/audiometry)
  • Blood pressure and pulse check
  • Physical exam (systems check)
  • Urinalysis (specific gravity, protein, glucose)

Upon successful completion, the Medical Examiner's Certificate (MEC) can be issued for up to 24 months. In some cases, shorter certification or specialist documentation might be required. This applies in the O'Fallon, DC and beyond.

Who needs a DOT Physical?

Possession of a valid DOT medical certificate (card) is necessary if you:

  • Have a CDL class A, B, or C for interstate commerce
  • Operate a vehicle over 10,001 lbs. gross vehicle weight rating in interstate transit
  • Transport 8+ paid passengers or 15+ unpaid passengers
  • Convey hazardous materials requiring placarding by DOT
  • Work for DOT-governed employers like FMCSA, FAA, FRA, FTA, or USCG, needing medical qualification

This applies in O'Fallon, SD too.

DOT Physical Near O'Fallon, MO

Nearby Testing Centers in Missouri

Kansas City, MO

St. Louis, MO

Springfield, MO

Columbia, MO

Independence, MO

Lee's Summit, MO

St. Joseph, MO

St. Charles, MO

St. Peters, MO

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

These requirements are essential for drivers in O'Fallon, WY undergoing a DOT physical.

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)

Residents of O'Fallon, DE must follow these steps if disqualified.

What Will Fail a DOT Physical?

Medical Conditions That Can Fail a DOT Physical

  • Vision & Hearing: If vision is worse than 20/40 per eye, color blind to signals, or cannot hear a whisper at 5 feet, it poses issues.
  • Blood Pressure & Heart Disease: Unmanaged high blood pressure, recent cardiac events, or implanted medical devices without a clearance can disqualify.
  • Diabetes: If uncontrolled with frequent hypoglycemia or complications, it can hinder driving ability.
  • Sleep Apnea & Respiratory Issues: Untreated apnea causing daytime fatigue or severe lung conditions can be problematic.
  • Neurological Disorders: Conditions like epilepsy or frequent dizziness are generally disqualifying unless exempted.
  • Substance Abuse: Use of illegal drugs, dependence on alcohol, or misuse of prescription drugs affecting driving can disqualify.
  • Psychiatric & Cognitive Disorders: Severe mental health conditions or cognitive issues impacting safety are concerns.

Temporary vs. Permanent Disqualification: Issues may be temporary if controlled with documentation but certain conditions like untreated seizures or defibrillators are typically permanent under FMCSA standards.

References:
- FMCSA Medical Examiner Physical Qualification Standards (§391.41)
- 49 CFR Part 391 - Qualification of Drivers
- Medical Examiner's Handbook
- FMCSA Driver Exemptions

O'Fallon Drug Testing

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O'Fallon DOT Drug Testing

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O'Fallon DNA Testing

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O'Fallon Industry Training

Including specimen collector training, DER training, reasonable suspicion training and much more in O'Fallon, MO.v

O'Fallon Hair Drug Testing

Get fast, accurate hair drug testing at our convenient O'Fallon, MO locations—results you can trust, every time!

O'Fallon Alcohol Testing

Fast, reliable alcohol testing to keep your workplace safe and compliant every single day in O'Fallon, MO.

O'Fallon Drug Testing Services

Reliable nationwide drug testing services ensuring accuracy, compliance, and quick results for businesses and individuals in O'Fallon, MO.

O'Fallon 5 Panel Drug Test

Accurate 5 panel drug testing with fast, confidential results—trusted by O'Fallon, MO employers and individuals nationwide.

O'Fallon 10 Panel Drug Test

Comprehensive 10 panel drug testing with fast, reliable results—trusted for O'Fallon, MO workplace and personal testing needs.

O'Fallon On Site Drug Testing

Convenient on-site mobile drug testing with fast, reliable results—saving time while keeping your O'Fallon, MO workplace compliant.

O'Fallon DOT Physicals

Certified DOT physicals with quick, reliable exams to keep O'Fallon, MO 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

Kind and very helpful

Called around for hours and posted from company to person and got nowhere and had to fight to get a refund die to there miss information, well save time and sanity Acredited is the ONLY place the person was kind and very helpful, said what I needed and Faith the lady I dealt with made it simple and she did above and beyond everything I needed, as I'm going through a devorse this was a great help and made my day 100 stars from me.

Steven Harrison - 12/19/2024

Super Easy to Schedule

Super easy to schedule and get what you need, weather for a job, personal, or court ordered! I believe I spoke with Justine who was helpful in answering all my questions and stayed on the phone with me until she was sure I was all set and got the emails I needed.

Mandy Ryan - 12/14/2024

Polite

I ran into a situation because the Guthrie had closed and I had to go to well care and they were right on it. I had no problems when I called to get connected with welcare everything worked out and I didn't even have to wait.they were polite and talked with the receptionist for me once I got them on the phone.

Sayre - 8/19/2024

Super Helpful

Detricia was super helpful in making sure that the drug test is sent my worker for was the right one I needed for my company to be compliant with my customers drug test requirements.

Kevin Howell - 12/19/2024

Everything was great

Everything was great, the staff was very polite. Thank you.

Olga Petrova - 9/19/2024

Great service

Great service easy use quick processing! Need a hair follicle for my DCFS case , quick and convenient!

Jesse Dupre - 4/12/2025

Reception is kind and helpful

Reception is kind and helpful , everything quick and simple , best urgent care

Yusuf Narmuradov - 11/19/2024

Very easy to get scheduled

Very easy to get scheduled and easy process once checked in and the staff were all extremely friendly! I would recommend this company!

Ronickia Moore - 11/19/2024

Hassle Free Experience

It was easy to make the arrangements to get to someone in regards to renewing my DOT medical certificate. They took care of everything over the phone which made my experience hassle free. I will definitely be using them again and you should too.

Jim Raymond - 10/18/2024

they have made my job much easier

I always have a good experience setting up company driver drug screens through ADT. I'm really happy I found them while searching online, they have made my job much easier.

Exodus Heath - 2/13/2025


(800) 221-4291