Drug Screening Near Me - Highland Park, TX

Employment, DOT, Court Ordered, Personal
Urine| Hair Follicle | Oral Fluid | Blood | ETG


29 Drug-Testing Centers in Highland Park

Minutes Away, Test Today

4617 N Central Expy0.80 miles

4617 N Central Expy
Dallas, TX 75205

4844 Greenville Ave1.54 miles

4844 Greenville Ave
Dallas, TX 75206

4501 Lemmon Ave1.60 miles

4501 Lemmon Ave
Dallas, TX 75219

5601 Greenville Ave1.93 miles

5601 Greenville Ave
Dallas, TX 75206

6350 E Mockingbird Lane2.17 miles

6350 E Mockingbird Lane
Dallas, TX 75214

8222 Douglas Ave Ste 3902.23 miles

8222 Douglas Ave Ste 390
Dallas, TX 75225

6071 Village Bend Dr Apt 8162.24 miles

6071 Village Bend Dr Apt 816
Dallas, TX 75206

2525 E Abrams St2.43 miles

2525 E Abrams St
Arlington, TX 76010

3801 Gaston Ave Ste 1042.93 miles

3801 Gaston Ave Ste 104
Dallas, TX 75246

3600 Gaston Ave Ste 7073.02 miles

3600 Gaston Ave Ste 707
Dallas, TX 75246

3900 Junius St, Ste 2403.03 miles

3900 Junius St, Ste 240
Dallas, TX 75246

5909 Harry Hines Blvd3.24 miles

5909 Harry Hines Blvd
Dallas, TX 75390

2600 N Stemmons Fwy Ste 1623.36 miles

2600 N Stemmons Fwy Ste 162
Dallas, TX 75207

6612 Harry Hines Blvd3.51 miles

6612 Harry Hines Blvd
Dallas, TX 75235

2920 N Stemmons Fwy3.72 miles

2920 N Stemmons Fwy
Dallas, TX 75247

701 Commerce St Ste 2053.88 miles

701 Commerce St Ste 205
Dallas, TX 75202

7502 Greenville Ave3.94 miles

7502 Greenville Ave
Dallas, TX 75231

1555 W Mockingbird Lane Ste 2024.03 miles

1555 W Mockingbird Lane Ste 202
Dallas, TX 75235

8267 Elmbrook Dr Ste 1004.34 miles

8267 Elmbrook Dr Ste 100
Dallas, TX 75247

1450 Empire Central Dr Ste 1004.54 miles

1450 Empire Central Dr Ste 100
Dallas, TX 75247

3141 Irving Blvd Ste 2204.65 miles

3141 Irving Blvd Ste 220
Dallas, TX 75247

1720 Regal Row Ste 2384.72 miles

1720 Regal Row Ste 238
Dallas, TX 75235

9330 Poppy Dr Ste 1004.93 miles

9330 Poppy Dr Ste 100
Dallas, TX 75218

8100 John W Carpenter Fwy Ste 1004.96 miles

8100 John W Carpenter Fwy Ste 100
Dallas, TX 75247

11613 N Central Expwy, Suite 1205.29 miles

11613 N Central Expwy, Suite 120
Dallas, TX 75243

214 W Colorado Blvd5.48 miles

214 W Colorado Blvd
Dallas, TX 75208

1111 W Mockingbird Ln Po Box 9104655.50 miles

1111 W Mockingbird Ln Po Box 910465
Dallas, TX 75247

12221 Merit Dr Ste 1005.71 miles

12221 Merit Dr Ste 100
Dallas, TX 75251

9901 Royal Lane Ste 1065.76 miles

9901 Royal Lane Ste 106
Dallas, TX 75231

Nationwide Convenience

Find a drug screening near you in minutes. Our team will schedule your visit and email your authorization form right away, no walk-in confusion.

Trusted Results

Lab-based testing with MRO review available. Chain-of-custody and defensible documentation for employers, legal needs, and compliance.

Fast Turnaround

Rapid screens with same-day results options, plus confirmatory lab testing. Clear timelines and proactive status updates.

Drug Screening Services Near You

Urine Drug Screening

  • 5, 10, 12, 14 panel options
  • Lab-based & rapid screens
  • DOT and non-DOT

Hair Drug Screening

  • 90-day lookback
  • Observed collection
  • Work, court, personal

Oral Fluid Drug Screening

  • On-site friendly
  • Recent-use detection
  • DOT oral fluid coming soon

Specialty Screening Panels

  • Child Guard Exposure
  • Alcohol (EtG/EtS)
  • Custom employer panels

For Employers

  • Pre-employment, random, post-accident, and reasonable suspicion
  • DOT compliance (FMCSA, FAA, FRA, FTA, PHMSA, USCG)
  • Electronic CCF, consolidated reporting, and MRO review
Employer Solutions

For Individuals

  • Personal, court, probation, school, and athletic programs
  • Confidential ordering with clear instructions
  • Results delivered securely
Order a Screening


What Is a Urine Drug Screen?

In Highland Park, TX, a urine drug screen (UDS) serves as a crucial diagnostic technique that examines a urine sample to identify drugs and their byproducts. This technique stands out as the most prevalent testing method within workplace and regulated environments, primarily because it is non-invasive, economically viable, and capable of detecting a vast array of substances across an effective detection window.

  • For regulated testing, adherence to chain-of-custody protocols during collection is mandatory.
  • The test identifies both the original drugs and/or their metabolites excreted in the urine.
  • It signifies previous substance exposure within a discernible detection window but does not reveal current intoxication levels.

Why Organizations Use Urine Drug Screening

  • In Highland Park, TX, pre-employment testing is crucial for ensuring a secure and drug-free work environment.
  • The state implements random, post-incident, reasonable cause, and return-to-duty tests to maintain workplace integrity.
  • Organizations comply with regulatory mandates, especially in safety-critical sectors.
  • These screenings aid in observing adherence to prescribed medications or rehabilitation programs.

How It Works

Collection

  • In Highland Park, TX, a donor provides a sample in a secured container, under observation if stipulated by the program rules.
  • Specimen validity is often assessed by checking creatinine levels, specific gravity, and pH to ensure authenticity.

Testing Methodology

Interpreting Results

  • An initial screening through immunoassay provides a swift and economical evaluation method in Highland Park, TX.
  • For presumptive positive results, confirmatory tests such as GC/MS or LC/MS/MS are employed.
  • Outcomes of the tests, whether positive or negative, are determined by cutoff concentrations measured in ng/mL.

Detection Windows

In Highland Park, TX, the detection of substances via urine tests varies significantly, influenced by several factors including substance type, metabolism rate, user hydration, and overall test sensitivity. Generally, many drugs can be identified within 1-3 days after use, though certain substances like cannabinoids in frequent users may be detectable for a more extended period.

Key Considerations for Regulated Programs Such as DOT

  • Adherence to federal regulations is crucial, and all testing should occur at certified laboratories.
  • Employ skilled, qualified collectors and maintain an airtight chain-of-custody.
  • Include validity tests on specimens to discourage any tampering.
  • Result reviews should be done by a qualified Medical Review Officer (MRO) when called for.
  • Maintain comprehensive documentation, careful record-keeping, and defined follow-up protocols after positive findings.

Benefits and Limitations

Benefits

  • In Highland Park, TX, the widespread acceptance and cost efficiency of urine drug tests provide broad drug coverage.
  • The detection window is well-suited for ongoing workplace monitoring in Highland Park, TX.

Limitations

  • The testing does not reflect current impairment levels.
  • Without confirmatory testing, there is a risk of false positive or negative results.
  • It may not capture very recent drug usage that falls outside the detection window.

Best Practices for Implementation

  • Implement a comprehensive written policy covering test purposes, panels, cutoffs, confidentiality, and resultant actions.
  • In Highland Park, TX, apply a dual-step procedure, encompassing an initial screening assay followed by confirmatory testing.
  • Provide education to employees and donors about the testing process and anticipated outcomes.
  • Analyze positivity trends to enhance safety and wellness strategies.
  • Collaborate with dependable collection networks and laboratories that comply with regulations.

Summary

Urine drug screening in Highland Park, TX represents a cornerstone for ensuring safety, adherence to regulatory standards, and managing risks effectively. Adherence to certified protocols, maintaining a verifiable chain-of-custody, implementing confirmatory tests, and conducting thorough reviews by qualified professionals empower organizations in Highland Park, TX to confidently detect prior substance use and foster a secure, efficient work atmosphere.





What Is a Hair Drug Screen?

Highland Park, TX utilizes hair drug screening for the analysis of small hair samples to identify the presence of drugs and their metabolites that have circulated through the bloodstream. As these become embedded in the hair shaft, this method presents one of the longest detection periods of any testing option, making it highly effective for spotting chronic or prolonged use of substances.

  • Collection typically involves trimming 100–120 strands near the scalp (approximately 1.5 inches of hair) in Highland Park, TX.
  • This provides detection over around 90 days depending on hair length, giving a detailed view of substance habits.
  • Highland Park, TX allows extensive testing for substances including amphetamines, opioids, cocaine, marijuana, and PCP.

Why Organizations Use Hair Drug Screening

  • In the Highland Park, TX, pre-employment screening serves to detect prolonged drug use among potential hires.
  • Random or scheduled testing within safety-sensitive sectors assures workplace safety over time.
  • Compliance tracking in treatment or judicially mandated programs ensures that participants abide by expectations.
  • Acts as verification of continuous abstinence, aligning with organizational drug-free policies.

How It Works

Collection

  • A qualified collector carefully trims a designated sample, usually from the crown area, ensuring adherence to chain-of-custody protocols.
  • The collected sample is securely sealed, clearly labeled, and efficiently dispatched to a certified laboratory.
  • If scalp hair is not sufficient, alternative collection sites such as body hair can be utilized.

Testing Methodology

  • Initially, samples are washed and prepared to eliminate any external contaminants, ensuring accuracy.
  • The first screening employs immunoassay technology designed to detect broad drug classes.
  • Any positive samples undergo confirmation using GC/MS or LC/MS/MS testing for precise identification.
  • Cutoff levels, set in nanograms per milligram (ng/mg), align with SAMHSA and established laboratory standards.

Interpreting Results

  • Negative: In Highland Park, TX, testing reveals no drugs or metabolites detected above the laboratory-set cutoff level.
  • Positive: Detection and confirmation of drugs/metabolites occur through secondary testing efforts.
  • Inconclusive/Rejected: The sample may not suffice or might be contaminated, necessitating further collection.

Detection Windows

Hair testing offers the longest period of drug detection among various testing methods, providing valuable insights into potential drug use over an extended timeframe. A standard 1.5-inch hair sample can reflect up to 90 days of drug exposure, with longer samples expanding this detection period. The method, however, does not capture recent use within the past 7–10 days.

Key Considerations for Regulated and Non-Regulated Testing

  • Despite the current absence of DOT requirements for hair testing, ongoing assessments by the Department of Transportation and HHS continue to explore potential guidelines.
  • In non-DOT contexts, hair testing is widely accepted as a robust method for detecting long-term drug use.
  • Collection should be performed by trained professionals following documented chain-of-custody procedures.
  • Certified laboratories, accredited by SAMHSA or CAP/CLIA, should be used to ensure accuracy and reliability.

Benefits

  • In Highland Park, TX, the long detection window of up to 90 days or more stands as an advantage of hair testing.
  • Hair samples are notably resistant to adulteration or substitution compared to urine specimens.
  • Provides a traceable pattern of habitual or repetitive drug use.
  • The collection is swift, non-intrusive, and does not necessitate restroom facilities.

Limitations

Best Practices for Implementation

  • In Highland Park, TX, organizations should have a specific written guideline outlining when and why hair testing should occur.
  • Collectors should be well-trained in obtaining appropriate sample sizes, identifying correct collection sites, and executing sealing procedures.
  • Opt for laboratories with sophisticated analytic capabilities that adhere to SAMHSA standards.
  • Educate individuals about the differences between hair, urine, and oral fluid drug testing methods.
  • Confidentiality and consistent documentation should be upheld throughout all testing procedures.

Summary

In Highland Park, TX, hair drug screening stands as an exceptionally reliable approach to identifying long-term substance use, creating a robust solution for employers, legal sectors, and treatment programs analyzing an individual's prolonged drug history. When administered by trained collectors and processed in certified laboratories, hair tests produce reliable, tamper-resistant results, supporting workplace integrity and ensuring safety.

Highland Park Drug Testing

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

Highland Park DOT Drug Testing

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

Highland Park DNA Testing

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

Highland Park Industry Training

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

Highland Park Hair Drug Testing

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

Highland Park Alcohol Testing

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

Highland Park Drug Testing Services

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

Highland Park 5 Panel Drug Test

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

Highland Park 10 Panel Drug Test

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

Highland Park On Site Drug Testing

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

Highland Park DOT Physicals

Certified DOT physicals with quick, reliable exams to keep Highland Park, 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

You can order online or call 800-221-4291 for same-day scheduling. After payment, an authorization form is emailed immediately for use at any of our 17,000+ testing centers.
Accredited Drug Testing provides urine, hair, oral fluid, and specialty panels such as EtG alcohol and exposure testing. Both DOT and non-DOT testing options are available nationwide.
Yes. DOT testing follows 49 CFR Part 40, using SAMHSA-certified labs, qualified collectors, strict chain-of-custody, and MRO review for all regulated modes (FMCSA, FAA, FRA, FTA, PHMSA, USCG).
Rapid tests often provide same-day results. Lab-based testing typically reports within 24–72 hours after specimen collection and laboratory analysis.
Yes. All results are handled in accordance with HIPAA and DOT privacy requirements. Accredited Drug Testing never shares personal data without consent or legal obligation.
Absolutely. We support workplace programs, legal and probation requirements, schools, athletics, and private personal testing needs across the United States.

Customer Reviews

Clear and Competent

I was so surprised with the quality of customer service I received today when I called Accredited Drug Testing. The representative was so clear and competent. She was able to reschedule an appointment at my preferred location. The representative whose name is Justice, was so polite and competent. She expedited the whole process. It was a relief to me.

Rachel Padian - 9/6/2024

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

Fast,easy and efficient

Fast,easy and efficient. They made the whole process stress free and simple. Thanks 😊

Micheal Ankenbrandt - 2/19/2025

Great experience

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

Jenna Bee - 2/19/2025

Unbelievably fast and Easy

Unbelievably fast and Easy, I wont be using Any other provider from now on.

Ren Wisby - 4/19/2025

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

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

test was quick and easy

Company New Hire Employee Process for DOT Drug test was quick and easy. No need to make appt. All employee had to do is show prepaid qr code I sent to employee show ID and was set. Would Recommend.

Maria Lopez - 11/19/2024

A very nice company

A very nice company of expertise. The staff will go above to help you out of your situation in a timely matter 👏

Tam Jack - 2/19/2025

Friendly and Knowledgeable

I reached out Accredited Drug Testing/Secure Screenings to partner for my drug testing business (Discovery Diagnostics Columbia SC) and the process was extremely easy. I worked with Sicilia who was amazing. She was friendly & knowledgeable, and answer all of my questions with ease.

Kendra Harley - 3/26/2025


(800) 221-4291