Drug & Alcohol Testing Near Me - Goodlettsville, TN

Accredited Drug Testing provides drug and alcohol testing services at multiple locations throughout your local area.  

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

35 Drug-Testing Centers in Goodlettsville

Minutes Away, Test Today

1000 Northchase Dr Ste 2151.25 miles

1000 Northchase Dr Ste 215
Goodlettsville, TN 37072

1719 Gallatin Pike N2.04 miles

1719 Gallatin Pike N
Madison, TN 37115

1616 Gallatin Pike N2.14 miles

1616 Gallatin Pike N
Madison, TN 37115

3638 Dickerson Pike Ste 2045.08 miles

3638 Dickerson Pike Ste 204
Nashville, TN 37207

355 New Shackle Island Rd5.22 miles

355 New Shackle Island Rd
Hendersonville, TN 37075

1209 S Graycroft Ave5.26 miles

1209 S Graycroft Ave
Madison, TN 37115

291 Indian Lake Blvd6.05 miles

291 Indian Lake Blvd
Hendersonville, TN 37075

280 Indian Lake Blvd Ste 1406.05 miles

280 Indian Lake Blvd Ste 140
Hendersonville, TN 37075

3441 Dickerson Pike Outpatient Lab7.09 miles

3441 Dickerson Pike Outpatient Lab
Nashville, TN 37207

105 Redbud Dr7.19 miles

105 Redbud Dr
Portland, TN 37148

2800 Opryland Drive7.82 miles

2800 Opryland Drive
Nashville, TN 37214

711 E Main St Ste 1078.20 miles

711 E Main St Ste 107
Hendersonville, TN 37075

121 State Highway 768.69 miles

121 State Highway 76
White House, TN 37188

1719 Gallatin Ave9.07 miles

1719 Gallatin Ave
Nashville, TN 37206

491 Sage Rd N Ste 2009.59 miles

491 Sage Rd N Ste 200
White House, TN 37188

602 Gallatin Ave9.94 miles

602 Gallatin Ave
Nashville, TN 37206

128 Raymond Hirsch Pkwy10.33 miles

128 Raymond Hirsch Pkwy
White House, TN 37188

2372 Lebanon Pike10.77 miles

2372 Lebanon Pike
Nashville, TN 37214

3055 Lebanon Pike Ste 100010.77 miles

3055 Lebanon Pike Ste 1000
Nashville, TN 37214

2267 Jackson Downs Blvd10.85 miles

2267 Jackson Downs Blvd
Nashville, TN 37214

5225 Old Hickory Blvd Ste 20510.98 miles

5225 Old Hickory Blvd Ste 205
Hermitage, TN 37076

Po Box 14029411.37 miles

Po Box 140294
Nashville, TN 37214

360 Deaderick St11.46 miles

360 Deaderick St
Nashville, TN 37201

2531 Elm Hill Pike11.98 miles

2531 Elm Hill Pike
Nashville, TN 37214

2740 Old Elm Hill Pike Ste 103a12.12 miles

2740 Old Elm Hill Pike Ste 103a
Nashville, TN 37214

315 14th Ave12.15 miles

315 14th Ave
Nashville, TN 37203

1425 Elm Hill Pike12.42 miles

1425 Elm Hill Pike
Nashville, TN 37210

519 Donelson Pike Ste 10712.43 miles

519 Donelson Pike Ste 107
Nashville, TN 37214

1916 Patterson St Ste 103,12.58 miles

1916 Patterson St Ste 103,
Nashville, TN 37203

300 20th Ave N12.65 miles

300 20th Ave N
Nashville, TN 37203

2010 Church St 1st Fl12.70 miles

2010 Church St 1st Fl
Nashville, TN 37236

890 N Blue Jay Way13.04 miles

890 N Blue Jay Way
Gallatin, TN 37066

114a 29th Ave N13.51 miles

114a 29th Ave N
Nashville, TN 37203

3404 W End Ave Ste 10114.03 miles

3404 W End Ave Ste 101
Nashville, TN 37203

728 Nashville Pike14.51 miles

728 Nashville Pike
Gallatin, TN 37066

Drug Testing Near Me

Looking for reliable drug testing services near you? Accredited Drug Testing, Inc. stands as a trusted name in the industry, providing same-day drug and alcohol testing with a vast network of over 20,000 locations across the U.S. Catering to a wide array of needs, including DOT-regulated tests, court-ordered screenings, pre-employment drug tests, and individual testing, our services are designed to be swift, straightforward, and discreet. All our collection sites and laboratories boast certifications that uphold the precision and dependability of results, adhering strictly to federal and state compliance standards. A quick call to (800) 221-4291 or using our 24/7 online scheduling can connect you to a conveniently located drug testing center. Prioritizing safety, compliance, and peace of mind, Accredited Drug Testing consistently delivers trustworthy results, right on time.

Drug and Alcohol Testing Options

Urine Drug Testing Available Panels
5 Panel Drug Test (DOT/NON DOT)
5 Panel + Alcohol Drug Test
5 Panel + ETG Alcohol Drug Test
10 Panel Drug Test
10 Panel + ETG Alcohol Drug Test
12 Panel Drug Test
Hair Drug Testing Available Panels
5 Panel Hair Drug Test
5 Panel + ETG Hair Drug Test
10 Panel Hair Drug Test
12 Panel Hair Drug Test
14 Panel Hair Drug Test
16 Panel Hair Drug Test
Alcohol Drug Testing Available Panels
Alcohol Urine Drug Test
ETG Alcohol Test (Urine)
Breath Alcohol Test
Blood Alcohol Test
Peth Alcohol Blood Test
ETG Alcohol Test (Hair)

Customized Testing Options Available l Discounts available for Bulk Purchases l Onsite Drug Testing Services

How Urine Drug Testing Works

In Goodlettsville, TN and nationwide, urine drug testing stands as the preferred assessment strategy, particularly for DOT-regulated screenings under 49 CFR Part 40. This procedure detects recent substance use by evaluating a urine sample for drugs, metabolites, or alcohol indicators. The process is meticulously standardized, ensuring confidentiality and delivering results that withstand legal scrutiny, serving requirements of employers, individuals, and judicial directives.

Testing Methods & Collection Process

1. Donor Identity Verification

The individual must present valid government-issued identification and fill out the necessary chain-of-custody paperwork before testing commences.

2. Secure Collection Environment

Urine samples are gathered in a closely monitored restroom setting, tailored to avert interference. Personal belongings may be limited, and measures like securing water sources and dyeing toilet water are implemented to boost security.

3. Chain of Custody Documentation

A federally recognized Chain of Custody Form (CCF) meticulously records the sample from its collection through to lab analysis, safeguarding its integrity and legal validity.

4. Temperature & Validity Checks

Immediately upon collection, the specimen's temperature and appearance are assessed. The laboratory further conducts validity tests, examining parameters such as creatinine, pH, specific gravity, and screening for adulterants.

5. DOT Split Specimen

For DOT screenings, the urine sample is divided into two vials: Bottle A for initial analysis and Bottle B for retesting in cases of disputed results. Single vial collection suffices for non-DOT testing.

6. Laboratory Screening & Confirmation

Samples undergo rigorous screening in SAMHSA-certified labs following a dual-phase methodology:

  • Initial Immunoassay Screen: Identifies broad drug categories.
  • Confirmation Testing: Employing GC/MS or LC/MS for precise detection of drugs or metabolites.

7. MRO Verification

A licensed Medical Review Officer carefully examines any non-negative results, ensures accuracy, and consults with donors regarding possible medical justifications before finalizing results.

How Long Do Urine Test Results Take?

  • Instant Urine Test: Prompt negative results; positive samples forwarded for further verification (24-72 hours).
  • Lab-Based Urine Test: Generally, 24-48 hours for most negatives.
  • DOT Drug Test: 1-3 business days subject to MRO review and donor interactions.
  • Urine EtG Alcohol Test: Expected turnaround is 24-48 hours.

Extra time may be necessary for shy bladder conditions, invalid samples, or if lab confirmation or donor discussion is warranted.

Benefits of Urine Drug & Alcohol Testing

  • Currently the sole DOT sanctioned and federally acknowledged option for regulated testing.
  • Effective for detecting recent usage, suitable for workplaces and incidents post-accidents.
  • Low cost with rapid response time.
  • Widely recognized by judiciary systems, employers, and governmental bodies.
  • Rapid testing alternatives accessible for immediate results.
  • Exceptionally accurate with technological aids like GC/MS or LC/MS for confirmation.

Limitations of Urine Drug & Alcohol Testing

  • Shorter detection span (1-7 days for most substances).
  • Risk of tampering absent robust security practices.
  • Cannot detail long-term or historical consumption trends.
  • Necessitates restroom access and particular collection protocols.
  • Standard urine assessments do not reveal alcohol presence unless EtG/EtS assays are involved.

Despite these limitations, urine testing persists as the most viable and widespread form for substance and alcohol examinations across the country.

How Hair Drug Testing Works

Hair drug and alcohol screenings stand as a credible forensic strategy to detect long-term usage frameworks. In contrast to urine testing which reveals recent consumptions, hair analysis evaluates drug metabolites ensconced in the hair shaft, offering a comprehensive 90-day observation span. This approach is invaluable for workplace assessments, legal cases, child custody disputes, and scenarios demanding a broader snapshot of an individual's substance history, with services inclusive in Goodlettsville, TN.

Testing Procedures & Collection Workflow

1. Verification of Donor Identity

Proceedings start once the donor presents a valid government ID, finalizing every essential consent, and custody signatures for viable documentation.

2. Hair Sample Gathering

Expert collectors acquire a compact hair strain - chiefly 100-120 strands - trimmed close to the scalp. Despite the head's crown being the favored site, in its absence, alternate body hair might be harvested courteously, quietly observed throughout.

3. Custodial Chain Documentation

A Hair Drug Test Custody and Control Form is affixed to authenticate the collection, sealing, and transit of the specimen, assuring legally defensible outcomes and preserving integrity throughout testing.

4. Laboratory Conditioning & Analysis

In the lab, hair samples navigate several forensic phases:

  • Decontamination: Erasure of exterior contaminants, like smoke residue or environs.
  • Sectioning/Grinding: Hair is segmented or pulverized prepping for extraction.
  • Extraction: Drug metabolites are chemically retrieved from within the hair matrix.

The sample is then scrutinized utilizing advanced testing techniques:

  • Initial Screening - Immunoassay evaluations spotlight drug categories.
  • Verification Testing - GC/MS or LC/MS apparatuses affirmed specific drugs/metabolites with technical accuracy.

5. Metabolite Detection

While the hair nurtures, drug remains preserve within its shaft yielding a staunch long-term consumption record, rendering hair testing remarkably secure against tampering or deceit.

6. MRO Analysis

Appointed Medical Review Officers evaluate all non-negative data for compliance, cognize possible healthcare justifications, thereafter issuing the certified final inference.

Timeline for Hair Test Results

  • Standard Hair Testing: 2-3 business days post-sample arrival at the lab.
  • Intricate Panels/Alcohol Testing (EtG/FAEE): Determinable over a 3-5 business day stretch based on the test module.

Despite the protracted laboratory processes involved in hair testing, its steadfast detection reliability surpasses urine testing alternatives considerably.

Advantages of Hair Drug & Alcohol Testing

  • 90-day detection latitude reflecting enduring substance consumption.
  • Extremely impregnable against counterfeiting or tampering stratagems.
  • Charts regular, sporadic, or ceased drug usage patterns.
  • Favored in legal contests, child custody determinations, and regulatory adherences.
  • Non-invasive and rapidly executed collection.
  • Currently, no DOT regulated approvals exist for hair testing criteria.

Constraints of Hair Drug & Alcohol Testing

  • Incumbent challenges spotting very recent uses (5-7 days ensuing consumption).
  • Carries heftier expenses when estimated against urine or oral fluids tests.
  • Body hair unable to provide definite detection intervals.
  • Substances integrate with hair variably influenced by hair types and maturity rates.
  • Though possessing certain limitations, hair testing endures as a premium method for discerning chronic substance consumptions, enacted extensively by employers, legal authorities, and individual users demanding credible tamper-protected outcomes.

Alcohol & Drug Testing-How Each Method Works

At Accredited Drug Testing, our provision of comprehensive alcohol and drug screening solutions is unmatched, each meticulously crafted to satisfy needs for employers, DOT standards, legal prerequisites, and private testing across Goodlettsville, TN and the whole nation. Understanding the functional dynamics of each screening type guarantees optimal choice, accurate outcomes, and adherence to both federal and local regulations. Our broad network, certified labs, and skilled Medical Review Officers uphold the necessary precision, dependability, and professionalism essential for reliable testing results.

Alcohol Urine Drug Test

An alcohol urine test identifies recent alcohol intake by tracing ethanol byproducts in urine samples and is regularly employed in workplaces, legal orders, and post-incident settings. Though it doesn't determine present intoxication, it offers a prompt, cost-efficient detection timeframe over a few hours, making it ideal for swift screenings.

ETG Alcohol Test (Urine)

The EtG (Ethyl Glucuronide) urine test exhibits utmost sensitivity, able to observe alcohol use up to 80 hours post-consumption. Given its association with the ethanol metabolite, courts, rehabilitation camps, and compliance overseers, prefer this method for its extended detection range compared to typical urine tests, renowned for accuracy and dependability.

Breath Alcohol Test

A breath alcohol test examines current impairment by capturing alcohol concentration in deep lung air. These tests employ DOT-sanctioned breath analyzers (EBTs) for immediate, defensible results. Breath testing is obligatory for DOT-regulated employees, frequently applied in workplaces, post-accident evaluations, and reasonable suspicion situations.

Blood Alcohol Test

A blood alcohol test accurately gauges the ethanol content in the bloodstream and is lauded for its precision, frequently relied upon by medical facilities, law enforcement, and legal professionals especially critical in DUI scenarios, emergency response, and high-stakes legal inquiries.

PEth Alcohol Blood Test

The PEth (Phosphatidylethanol) blood test pinpoints lasting or intense alcohol consumption by isolating alcohol-indicative biomarkers inside red blood cells. With the ability to detect activity up to weeks later, PEth is considered a central factor to confirm sustained drinking behavior, utilized in family law, monitoring, recovery centers, and safety-critical employment screenings.

ETG Alcohol Test (Hair)

The EtG hair alcohol test enjoys a 90-day detection reach, by dissecting alcohol metabolites embedded inside the hair cuticle. It traces repeated or ongoing alcohol usage rather than transient consumption. Judicial systems, custody battles, and extensive observation programs appreciate hair EtG testing for its consistency, accuracy, and resistant properties to feigned short-term abstinence.

Through expert advice, profitable, certified laboratories, and rapid scheduling, Accredited Drug Testing ensures every alcohol screening method delivers defensible, coherent, and regulation-abiding results, supporting individuals and employers in maintaining security, assurance, and comprehensive statutory conformity.


Accredited Drug Testing provides nationwide drug and alcohol screening solutions, including urine, hair, EtG, PEth, and breath alcohol testing. Backed by SAMHSA-certified laboratories, DOT 49 CFR Part 40 compliance, and scientifically validated testing technology, our services ensure accurate, defensible, and confidential results for employers, courts, and individuals.

Frequently Asked Questions

Urine tests detect recent use and are the only option approved for DOT testing under 49 CFR Part 40. Hair tests provide a 90-day detection window per the Society of Hair Testing (SoHT). Alcohol testing options, EtG, breath, blood, or PEth. These tests can identify recent use, impairment, or long-term drinking behavior depending on the method.

Urine: 24 - 48 hrs for negatives (SAMHSA guidelines).
Hair: 2 - 5 business days due to multi-step forensic processing (SoHT).
Breath Alcohol: Immediate results using NHTSA-approved EBT devices.
PEth: 3 - 5 days based on forensic toxicology studies.

Lab confirmation using GC/MS or LC/MS is the gold standard per SAMHSA & DOT.
Hair testing is highly tamper-resistant (SoHT).
PEth is considered the most reliable marker of repeated drinking (Journal of Analytical Toxicology).

No. DOT-regulated urine tests require validity checks and chain-of-custody documentation (49 CFR Part 40). Hair tests undergo decontamination and metabolite extraction (SoHT), making them extremely difficult to adulterate.

EtG urine detects alcohol for up to 80 hours (NIH/SAMHSA studies). EtG hair detects chronic alcohol consumption for up to 90 days (SoHT alcohol guidelines).

5 Panel DOT:49 CFR Part 40. Expanded non-DOT panels add benzodiazepines, barbiturates, methadone, oxycodone, MDMA, fentanyl, and more (SAMHSA forensic panel standards).

PEth blood testing identifies long-term and heavy alcohol use for 2 - 4 weeks. Used in child custody, treatment monitoring, and professional compliance programs (CDC & Journal of Analytical Toxicology).

Hair testing does not detect drug use within the past 5 - 7 days. It identifies long-term or repetitive use patterns per SoHT standards.

Yes. Results follow strict chain-of-custody procedures, DOT/SAMHSA requirements, GC/MS or LC/MS confirmation, and MRO review; making them acceptable in court, DOT, and legal settings.

Yes. Accredited Drug Testing offers same-day appointments at 20,000+ locations nationwide, instant testing options, and onsite employer testing with bulk discounts.

Customer Reviews

Fantastic Experience

Fantastic experience from the beginning. Jocelyn was very helpful to me as someone who doesn’t have much experience in needing a test. They were very helpful and walked me through the entire process start to finish. Thank you ADT!

Riley Wilson - 2/18/2025

Really Helpful

I am just really happy to see that the location near me still offers hair follicle tests!! They are really helpful when any false positives happen, waiting on my results. Hope they come fast!

Kali Collins - 1/16/2025

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

Super helpful

Customer service was surprisingly super helpful and so nice. She was able to get me in at a local location right away the same day. She helped me figure out exactly what I needed. Very impressed.

Brook - 9/19/2024

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


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(800) 221-4291