DOT Physical Exams - Knowlton, WI

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With 38 testing centers in the Knowlton 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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38 DOT Drug-Testing Centers in Knowlton

Minutes Away, Test Today

385 Orbiting Dr

4.83 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
385 Orbiting Dr
Mosinee, WI 54455
Call (800) 221-4291 Get Donor Pass

5805 74th Avenue North

8.16 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
5805 74th Avenue North
Brooklyn, MN 54443
Call (800) 221-4291 Get Donor Pass

3301 Cranberry Blvd 2nd Fl

13.27 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
3301 Cranberry Blvd 2nd Fl
Weston, WI 54476
Call (800) 221-4291 Get Donor Pass

3501 Cranberry Blvd

13.27 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-8:00 PM • Sat:,Sun: 9:00 AM-4:00 PM✓ Walk-in with Electronic Donor Pass
3501 Cranberry Blvd
Weston, WI 54476
Call (800) 221-4291 Get Donor Pass

4005 Community Center Dr

13.50 mi
🕑 Testing Hours: M-Sun: 8:00 AM-8:00 PM✓ Walk-in with Electronic Donor Pass
4005 Community Center Dr
Weston, WI 54476
Call (800) 221-4291 Get Donor Pass

320 Ross Ave Ste 14

14.17 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
320 Ross Ave Ste 14
Schofield, WI 54476
Call (800) 221-4291 Get Donor Pass

734 Ross Ave Facility 16

14.38 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-8:00 PM • Sat:,Sun: 9:00 AM-4:00 PM✓ Walk-in with Electronic Donor Pass
734 Ross Ave Facility 16
Schofield, WI 54476
Call (800) 221-4291 Get Donor Pass

5412 Us Highway 10 E

15.69 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-8:00 PM • Sat:,Sun: 9:00 AM-4:00 PM✓ Walk-in with Electronic Donor Pass
5412 Us Highway 10 E
Stevens Point, WI 54481
Call (800) 221-4291 Get Donor Pass

2600 Stewart Avenue Suite 154

16.69 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2600 Stewart Avenue Suite 154
Wausau, WI 54401
Call (800) 221-4291 Get Donor Pass

2727 Plaza Dr

17.11 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2727 Plaza Dr
Wausau, WI 54401
Call (800) 221-4291 Get Donor Pass

5409 Vern Holmes Dr

17.15 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
5409 Vern Holmes Dr
Stevens Point, WI 54482
Call (800) 221-4291 Get Donor Pass

808 3rd St Ste 108

17.27 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
808 3rd St Ste 108
Wausau, WI 54403
Call (800) 221-4291 Get Donor Pass

425 Wind Ridge Dr

17.43 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
425 Wind Ridge Dr
Wausau, WI 54401
Call (800) 221-4291 Get Donor Pass

220 24th St S

23.34 mi
🕑 Testing Hours: M-Sun: 8:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
220 24th St S
Wisconsin Rapids, WI 54494
Call (800) 221-4291 Get Donor Pass

2031 Peach St

23.47 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2031 Peach St
Wisconsin Rapids, WI 54494
Call (800) 221-4291 Get Donor Pass

130 25th Ave S

23.67 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
130 25th Ave S
Wisconsin Rapids, WI 54495
Call (800) 221-4291 Get Donor Pass

202 E Upham St

23.67 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
202 E Upham St
Marshfield, WI 54449
Call (800) 221-4291 Get Donor Pass

1210 Parkwood Dr

24.29 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1210 Parkwood Dr
Wisconsin Rapids, WI 54494
Call (800) 221-4291 Get Donor Pass

1000 N Oak Ave

24.42 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1000 N Oak Ave
Marshfield, WI 54449
Call (800) 221-4291 Get Donor Pass

1015 Angelus Dr

29.71 mi
🕑 Testing Hours: Mon–Fri: 6:30 AM-2:30 PM✓ Walk-in with Electronic Donor Pass
1015 Angelus Dr
Nekoosa, WI 54457
Call (800) 221-4291 Get Donor Pass

110 Cedar St

30.52 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-12:00 PM & 1:00 PM-3:30 PM✓ Walk-in with Electronic Donor Pass
110 Cedar St
Tigerton, WI 54486
Call (800) 221-4291 Get Donor Pass

1205 O Day St

31.62 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1205 O Day St
Merrill, WI 54452
Call (800) 221-4291 Get Donor Pass

601 S Center Ave

31.72 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
601 S Center Ave
Merrill, WI 54452
Call (800) 221-4291 Get Donor Pass

3333 E Main St

31.90 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
3333 E Main St
Merrill, WI 54452
Call (800) 221-4291 Get Donor Pass

607 N Sales St

32.38 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
607 N Sales St
Merrill, WI 54452
Call (800) 221-4291 Get Donor Pass

111 Dehne Dr

34.02 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
111 Dehne Dr
Colby, WI 54421
Call (800) 221-4291 Get Donor Pass

6493 Valley Circle Rd

35.74 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
6493 Valley Circle Rd
Plainfield, WI 54966
Call (800) 221-4291 Get Donor Pass

1019 Squire Ct

36.03 mi
🕑 Testing Hours: Mon–Fri: 8:30 AM-4:00 PM • Sat: 8:00 AM-1:00 PM✓ Walk-in with Electronic Donor Pass
1019 Squire Ct
Nekoosa, WI 54457
Call (800) 221-4291 Get Donor Pass

1160 Rome Center Dr

36.11 mi
🕑 Testing Hours: Mon–Fri: 9:00 AM-4:00 PM • Sat: 9:00 AM-2:00 PM✓ Walk-in with Electronic Donor Pass
1160 Rome Center Dr
Nekoosa, WI 54457
Call (800) 221-4291 Get Donor Pass

800 Riverside Dr

39.39 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
800 Riverside Dr
Waupaca, WI 54981
Call (800) 221-4291 Get Donor Pass

112 E 5th Ave

39.56 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
112 E 5th Ave
Antigo, WI 54409
Call (800) 221-4291 Get Donor Pass

502 E Elm Dr

39.71 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
502 E Elm Dr
Loyal, WI 54446
Call (800) 221-4291 Get Donor Pass

701 Grove Ave

42.67 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
701 Grove Ave
Wild Rose, WI 54984
Call (800) 221-4291 Get Donor Pass

601 Grove Ave

42.67 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
601 Grove Ave
Wild Rose, WI 54984
Call (800) 221-4291 Get Donor Pass

135 S Gibson St

43.81 mi
🕑 Testing Hours: ✓ Walk-in with Electronic Donor Pass
135 S Gibson St
Medford, WI 54451
Call (800) 221-4291 Get Donor Pass

102 Cannery St

45.16 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
102 Cannery St
Greenwood, WI 54437
Call (800) 221-4291 Get Donor Pass

370 S Main St

45.75 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
370 S Main St
Clintonville, WI 54929
Call (800) 221-4291 Get Donor Pass

216 Sunset Pl

46.75 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
216 Sunset Pl
Neillsville, WI 54456
Call (800) 221-4291 Get Donor Pass

Knowlton, WI DOT Physical - What You Need to Know

The DOT physical examination is a thorough health evaluation mandated by the Department of Transportation (DOT) for all commercial motor vehicle (CMV) drivers. This examination makes sure that drivers are capable physically, mentally, and emotionally of handling large road vehicles. A certified medical examiner listed on the National Registry conducts the test. Successfully passing grants a DOT medical certificate essential for a CDL under FMCSA rules. For guidance on which specific DOT physical you need, 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 review and medication assessment
  • Vision screening (corrective lenses allowed; minimum standards apply)
  • Hearing assessment (forced whisper or audiometry)
  • Blood pressure and pulse rate
  • Physical examination (systems review)
  • Urinalysis (specific gravity, protein, glucose)

Upon successful completion, your Medical Examiner's Certificate (MEC) may be issued for up to 24 months. Some conditions may require shorter certification or specialist documentation in Knowlton, WY.

Who needs a DOT Physical?

Ensure you possess a valid DOT medical certificate (card) if you:

  • Hold a commercial driver's license (CDL) - class A, B, or C for interstate activities
  • Operate a vehicle weighing over 10,001 lbs. GVWR across state lines
  • Transport over 8 passengers for payment or more than 15 passengers gratis
  • Handle hazardous materials that need placarding under DOT rules
  • Are employed by employers governed by DOT agencies such as FMCSA, FAA, FRA, FTA, or USCG where medical eligibility is mandated
Knowlton, ID.

DOT Physical Near Knowlton, WI

Nearby Testing Centers in Wisconsin

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Green Bay, WI

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Racine, WI

Appleton, WI

Waukesha, WI

Eau Claire, WI

Oshkosh, WI

Janesville, WI

What to bring with you to a DOT Physical?

  • Official photo ID issued by government
  • Glasses/contact lenses with prescription
  • Medication list including doses
  • Usage data for CPAP machines if needed
  • Clearances from specialists like cardiology, sleep apnea, or diabetes experts
  • Recent logs of A1C levels and blood pressure if monitored

State requirements in Knowlton, SD mandate these items.

What happens if I fail a DOT Physical?

  • No Medical card is provided
  • Experience a temporary disqualification
  • Directed to seek treatment with a primary care physician
  • Available FMCSA exemptions for specific medical issues
  • Employer is informed
  • Next Steps involve addressing health issues and retaking the examination
This process is consistent within Knowlton, DC.

What Will Fail a DOT Physical?

Medical Conditions That Can Fail a DOT Physical

  • Vision & Hearing: Suffering from vision loose with correction worse than 20/40 in each eye, inability to identify traffic light colors, or hearing loss preventing the detection of a whispered voice from 5 feet away.
  • Blood Pressure & Heart Disease: Uncontrolled high blood pressure, recent cardiac arrest, stroke, uncontrolled chest pain, or a heart implantable defibrillator lacking clearance.
  • Diabetes: Non-managed diabetes known for large low-blood-sugar episodes or issues like vision problems that hinder driving safely.
  • Sleep Apnea & Respiratory Issues: Untreated apnea causing daytime drowsiness, or serious lung disorder affecting oxygen levels.
  • Neurological Disorders: Epileptic disorders, conditions causing sudden blackout, dizziness, or uncontrolled shaking, barring exemptions.
  • Substance Abuse: Active illegal drug use, alcohol addiction, or improper prescription medicine use negatively impacting driving skills.
  • Psychiatric & Cognitive Disorders: Severe unmanaged mental disorders or cognitive dysfunction impairing quick thinking/reaction time.

Some medical issues can temporarily disqualify you until medical proof or documentation is given, like controlled blood pressure or managed diabetes. Some conditions are usually deemed permanently disqualifying under FMCSA rules, like untreated seizure issues or heart defibrillators.

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

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Knowlton DOT Physicals

Certified DOT physicals with quick, reliable exams to keep Knowlton, WI 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

Great experience

Great experience and great lab. Customer service agent was very helpful.

Jenna Bee - 2/19/2025

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

Smooth and Seamless

I use their service for new hire and DOT employee's. Spoke with Taisha Walker this morning, and she was very helpful. She made the process smooth and seamless.

Christina Galdos - 3/9/2025

Very Fun and Easy

Trish last week and Tatiana this week, very fun and easy folks to deal with. Well be using them more and more in the future.

Tom O - 12/19/2024

Quick, Polite, Informative

Everyone has been quick to respond, polite, informative. It's been easy to order tests. I would recommend them to anyone to use.

April Rogers - 2/15/2025

Extremely polite

They were very fast extremely polite walked you through every detail of the process if you had any questions they had no problems answering

Billy Williams - 2/19/2025

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

This is by far the easiest

This is by far the easiest way to get my lab work ordered and paid for. The phone calls are short and to the point. They don’t try to push extra sales on you and when I walk in to the clinic I simply show my donor pass and with in a matter of minutes I’m done. I will continue to use ADT in the future.

Jason Jackson - 7/19/2025

Quick, knowledgeable and courteous

Quick, knowledgeable and courteous Janelle worked diligently to support me. I am recommending their services to anyone looking.

Greensboro Joseph - 11/19/2024

Saved My CDL!

Time was running out before my Cdl got downgraded because of a violation I had on clearinghouse. I couldn't find an employer to send me for my return to duty test, but these guys had my test scheduled and done in the same day! They saved my cdl. Thank you again!

Michael Williams - 12/2/2024


(800) 221-4291