Drug and Alcohol Testing Locations - Greenbrae, CA
Urine | Hair | DOT | Oral Fluid | Alcohol/ETG | Occupational Health
National Workforce Screenings is committed to enhancing workplace safety through comprehensive drug and alcohol testing offerings. Advanced screening measures play a crucial role in decreasing incidents at work, supporting a substance-free work environment, and meeting Federal guidelines, specifically the Department of Transportation (DOT) standards. In Greenbrae, CA, these services ensure both safety and legal compliance across multiple sectors, providing peace of mind to employers, employees, and regulatory agencies.
Lab Address: 1300 South Eliseo Drive, Suite 101 Greenbrae, CA 94904
Phone Number: (800) 315-1519
Lab Address: 1220 S ELISEO DR GREENBRAE, CA 94904
Phone Number: (800) 315-1519
Lab Address: 1321 S ELISEO DR 1ST FL GREENBRAE, CA 94904
Phone Number: (800) 315-1519
Lab Address: 250 BON AIR RD GREENBRAE, CA 94904
Phone Number: (800) 315-1519
Lab Address: 2 FIFER AVE STE 130 CORTE MADERA, CA 94925
Phone Number: (800) 315-1519
Lab Address: 1125 SIR FRANCIS DRAKE BLVD STE N KENTFIELD, CA 94904
Phone Number: (800) 315-1519
Lab Address: 25 BELLAM BLVD STE 101 SAN RAFAEL, CA 94901
Phone Number: (800) 315-1519
Lab Address: 101 CASA BUENA DR CORTE MADERA, CA 94925
Phone Number: (800) 315-1519
Lab Address: 99 MONTECILLO RD MOB 1 SAN RAFAEL, CA 94903
Phone Number: (800) 315-1519
Lab Address: 901 NEVIN AVE BLDG B FLOOR 1 RICHMOND, CA 94801
Phone Number: (800) 315-1519
Lab Address: 120 BROADWAY STE 23 RICHMOND, CA 94804
Phone Number: (800) 315-1519
Lab Address: 2425 CHURCH LN SAN PABLO, CA 94806
Phone Number: (800) 315-1519
Lab Address: 3726 BARRETT AVE RICHMOND, CA 94805
Phone Number: (800) 315-1519
Lab Address: 2970 HILLTOP MALL RD STE 203 RICHMOND, CA 94806
Phone Number: (800) 315-1519
Lab Address: 2300 SUTTER ST STE 102 SAN FRANCISCO, CA 94115
Phone Number: (800) 315-1519
Lab Address: 2201 Post St San Francisco, CA 94115
Phone Number: (800) 315-1519
Lab Address: 845 JACKSON ST SAN FRANCISCO, CA 94133
Phone Number: (800) 315-1519
Lab Address: 900 HYDE ST SAN FRANCISCO, CA 94109
Phone Number: (800) 315-1519
Lab Address: 49 DRUMM ST SAN FRANCISCO, CA 94111
Phone Number: (800) 315-1519
Lab Address: 26 CALIFORNIA ST SAN FRANCISCO, CA 94111
Phone Number: (800) 315-1519
Lab Address: 601 VAN NESS AVE Ste 2008 SAN FRANCISCO, CA 94102
Phone Number: (800) 315-1519
Lab Address: 580 MARKET ST STE 100 SAN FRANCISCO, CA 94104
Phone Number: (800) 315-1519
Lab Address: 505 PARNASSUS AVE Ste 896 SAN FRANCISCO, CA 94143
Phone Number: (800) 315-1519
Lab Address: Castro & Duboce St, South Tower Ste 160A SAN FRANCISCO, CA 94114
Phone Number: (800) 315-1519
Lab Address: 2198 15th St San Francisco, CA 94114
Phone Number: (800) 315-1519
Lab Address: 2505 BATAAN ST STE O OAKLAND, CA 94607
Phone Number: (800) 315-1519
Lab Address: 24 WILLIE MAYS PLZ SAN FRANCISCO, CA 94107
Phone Number: (800) 315-1519
Lab Address: 2 CONNECTICUT ST STE 1 SAN FRANCISCO, CA 94107
Phone Number: (800) 315-1519
Lab Address: 2850 7TH ST STE 100 BERKELEY, CA 94710
Phone Number: (800) 315-1519
Lab Address: 500 Alfred Nobel Drive, Suite 115 Hercules, CA 94547
Phone Number: (800) 315-1519
Lab Address: 3555 CESAR CHAVEZ SAN FRANCISCO, CA 94110
Phone Number: (800) 315-1519
Lab Address: 6001 SHELLMOUND ST STE 850 EMERYVILLE, CA 94608
Phone Number: (800) 315-1519
Lab Address: 4749 SURREY LN EL SOBRANTE, CA 94803
Phone Number: (800) 315-1519
Lab Address: 2450 ASHBY AVE BERKELEY, CA 94705
Phone Number: (800) 315-1519
Lab Address: On-site only San Francisco, CA 94124
Phone Number: (800) 315-1519
Lab Address: 350 HAWTHORNE AVE OAKLAND, CA 94609
Phone Number: (800) 315-1519
Lab Address: SFIA Terminal 2 San Francisco, CA 94125
Phone Number: (800) 315-1519
Lab Address: 3300 WEBSTER ST, STE 1110 OAKLAND, CA 94609
Phone Number: (800) 315-1519
Lab Address: 3701 BROADWAY FL 5 OAKLAND, CA 94611
Phone Number: (800) 315-1519
Lab Address: 1700 BROADWAY STE 310 OAKLAND, CA 94612
Phone Number: (800) 315-1519
Lab Address: 4069 PIEDMONT AVE STE 910 OAKLAND, CA 94611
Phone Number: (800) 315-1519
Lab Address: 384 EMBARCADERO W OAKLAND, CA 94607
Phone Number: (800) 315-1519
Lab Address: 1517 GRAND AVE PIEDMONT, CA 94611
Phone Number: (800) 315-1519
Lab Address: 243 GEORGIA ST STE B VALLEJO, CA 94590
Phone Number: (800) 315-1519
Lab Address: 17 Tennessee St Vallejo, CA 94590
Phone Number: (800) 315-1519
Lab Address: 1900 SULLIVAN AVE DALY CITY, CA 94015
Phone Number: (800) 315-1519
Lab Address: 3900 LAKEVILLE HWY PETALUMA, CA 94954
Phone Number: (800) 315-1519
Lab Address: 2111 Whitehall Place, Suite D Alameda, CA 94501
Phone Number: (800) 315-1519
Lab Address: 2421 ENCINAL AVE STE A ALAMEDA, CA 94501
Phone Number: (800) 315-1519
Lab Address: 300 HOSPITAL DR VALLEJO, CA 94589
Phone Number: (800) 315-1519
Lab Address: 2042 Columbus Pkwy Benicia, CA 94510
Phone Number: (800) 315-1519
Lab Address: 1100 ROSE DR ste 140 BENICIA, CA 94510
Phone Number: (800) 315-1519
Lab Address: International Terminal Level 3 A Side SAN FRANCISCO, CA 94128
Phone Number: (800) 315-1519
Lab Address: 709 PETALUMA BLVD N PETALUMA, CA 94952
Phone Number: (800) 315-1519
Lab Address: 3 S LINDEN AVE SOUTH SAN FRANCISCO, CA 94080
Phone Number: (800) 315-1519
Lab Address: 153 LYNCH CREEK WAY PETALUMA, CA 94954
Phone Number: (800) 315-1519
Lab Address: 151 LYNCH CREEK WAY PETALUMA, CA 94954
Phone Number: (800) 315-1519
Lab Address: 400 N MCDOWELL BLVD PETALUMA, CA 94954
Phone Number: (800) 315-1519
Lab Address: 1550 Professional Drive, Suite B Petaluma, CA 94954
Phone Number: (800) 315-1519
Lab Address: 200 MUIR RD Hacienda Bldg, 1st Floor MARTINEZ, CA 94553
Phone Number: (800) 315-1519
Lab Address: 3237 ALHAMBRA AVE STE 2 MARTINEZ, CA 94553
Phone Number: (800) 315-1519
Lab Address: 801 TRAEGER AVE Ste 212 SAN BRUNO, CA 94066
Phone Number: (800) 315-1519
Lab Address: 401 ROLAND WAY STE 205 OAKLAND, CA 94621
Phone Number: (800) 315-1519
Lab Address: 7817 OAKPORT ST OAKLAND, CA 94621
Phone Number: (800) 315-1519
Lab Address: 827 ARNOLD DR STE 70 MARTINEZ, CA 94553
Phone Number: (800) 315-1519
Lab Address: 7901 OAKPORT ST STE 4950 2ND FLOOR OAKLAND, CA 94621
Phone Number: (800) 315-1519
Lab Address: 1805 ARNOLD DR MARTINEZ, CA 94553
Phone Number: (800) 315-1519
Lab Address: 538 STONE RD STE G BENICIA, CA 94510
Phone Number: (800) 315-1519
Lab Address: 609 GREGORY LN STE 100 PLEASANT HILL, CA 94523
Phone Number: (800) 315-1519
Employers | Individuals | Families
National Workforce Screenings provides comprehensive drug and alcohol testing services for employers and individuals to promote workplace safety, meet compliance requirements, and support legal or personal needs for testing. Implementing a Drug Testing program helps prevent accidents, ensures a drug-free workplace, and meets Federal mandates such as those outlined by the Department of Transportation (DOT)
Drug Testing Services
Alcohol Testing Services
Hair Follicle Drug Testing Services
Probation Drug Testing Services
Court Ordered Drug Testing Services
Occupational Health Services
Background Check Services
Customized Testing Options Available l Discounts available for Bulk Purchases l Onsite Drug Testing Services
Urine Drug Testing in Greenbrae, CA
Urine testing offers a straightforward and economical approach to determining drug use, by examining metabolites in urine samples. This method offers accurate, rapid results that match workplace, DOT, and regulatory requirements. Capable of detecting multiple substances, it remains the favored option for employers and individuals in Greenbrae, CA desiring credible drug screening services.
Alcohol Testing Across Greenbrae, CA
Alcohol drug testing, or simply alcohol testing, offers a dependable way to ascertain current alcohol intake by measuring ethanol levels in the body, a service of critical importance across Greenbrae, CA. It focuses on immediate alcohol consumption rather than long-term usage. Utilized extensively in DOT-regulated programs, employment verification, safety-sensitive roles, and compliance-centered settings, this acute testing is indispensable where instant impairment detection is paramount for maintaining workplace safety and regulatory adherence.
Comprehensive Hair Follicle Drug Testing in Greenbrae, CA
Hair follicle testing is a highly regarded method for examining long-term drug use patterns. It identifies drug compounds and their metabolites that settle in the hair shaft over time. Thanks to a growth rate of about half an inch monthly, hair testing offers a detection window up to 90 days. This makes it a preferred choice in Greenbrae, CA for workplace, court-mandated, and compliance-based drug testing programs.
- Long detection period
- Wide-ranging applications
- Reliable and comprehensive
In Greenbrae, CA, compliance with DOT drug testing is crucial for safety-sensitive roles under U.S. Department of Transportation mandates (49 CFR Part 40). Covering sectors like aviation, trucking, and maritime, each agency, including the U.S. Coast Guard, maintains specific standards. Employers and workers must rigorously adhere to these for federal compliance.
Random Testing for Safety-Sensitive Positions
- Random drug and alcohol testing under Greenbrae, CA's DOT regulations targets employees based on job functions rather than job titles, ensuring the integrity of safety-sensitive positions.
- We manage random testing pools, distinctly separating DOT and non-DOT programs to preserve compliance for all regulatory standards and maintain workplace safety.
In Greenbrae, CA, DOT and FMCSA mandates require all Commercial Driver's License (CDL) holders to undergo a thorough DOT physical examination to secure a CDL medical card. Eligibility hinges on passing this exam, followed by the completion of a DOT Medical Examination Report. Typically, a DOT medical card retains validity for 24 months, necessitating renewal through subsequent physical examinations. This structured procedure underscores the importance of ensuring CDL drivers in Greenbrae, CA remain healthy, able, and compliant with federal health standards for roadway safety.
Probation drug testing in Greenbrae, CA is a key element supporting individuals in meeting court orders and maintaining public safety. These programs reliably verify drug-free compliance, aiding probationers to show adherence to probation terms. Results are rapidly provided and court-admissible, ensuring the system's integrity and fostering accountability among participants. Such testing plays a pivotal role in the justice system, providing a structured framework for rehabilitation and societal protection, thereby helping reintegrate individuals responsibly into the community.
Court-Ordered Drug Testing in Greenbrae, CA
Ensuring compliance with legal mandates, court-ordered drug testing in Greenbrae, CA verifies drug or alcohol abstinence through reliable, legally sound methods. It is vital in criminal, custody, probation, and pre-trial cases, following strict court-set guidelines. With options such as urine, hair, or blood testing, failing to complete required tests in Greenbrae, CA could lead to serious consequences.
- Ensures legal compliance
- Multiple testing modalities
- Adheres to strict protocols
Advanced Fingernail Drug Testing in Greenbrae, CA
Greenbrae, CA's cutting-edge fingernail drug testing facilitates the detection of drug and alcohol markers over extended durations, with substances being embedded in the nail matrix as nails grow. Offering a detection range of several months, this method can identify a variety of substances like amphetamines and alcohol depending on the selected panel, underscoring its precision and reliability.
- Accurate long-term detection
- Comprehensive substance panels
- Ideal for various scenarios
Occupational Health Testing: Safety in Greenbrae, CA Workplaces
- Ensures physical and mental fit for job roles.
- Includes pre-employment and ongoing assessments.
- Reduces workplace risks significantly.
- Integral to employer safety and compliance programs.
Drug Free Workplace Policy Development
Drug-Free Workplaces in Greenbrae, CA
Establishing a Drug-Free Workplace in Greenbrae, CA requires more than mere drug testing. Employers must adhere to state laws and standards for full qualification. Benefits of compliance include enhanced productivity, decreased accidents, and lowered worker absenteeism. Many states, like Greenbrae, CA, offer workers' compensation premium reductions, making comprehensive Drug-Free Workplace programs appealing for improved safety and economic incentives.
Industry Training Programs
Specimen Collector Training in Greenbrae, CA
For Greenbrae, CA's collection staff and mobile professionals, we offer DOT and non-DOT training through a 4-hour online course. Achieving DOT certification necessitates five error-free demonstrations, equipping participants to execute errorless collections, enhancing Greenbrae, CA's drug testing efficacy and compliance.
Drug Testing Statistics in the United States
Drug testing across the U.S. workforce has experienced notable shifts in recent years, with rising positivity rates, evolving drug trends, and increased attempts to circumvent testing procedures. Below is a summary of key workplace drug testing statistics and trends impacting employers nationwide.
Overall drug test positivity
Overall drug test positivity in the U.S. workforce has reached its highest levels in more than two decades. Positivity rates hovered around 4.6% in 2021 and 2022, then increased to approximately 5.7% in 2022 and 2023, marking a significant rise from historic lows of 3.5% between 2010 and 2012. Specimen Tampering on the Rise: Attempts to undermine the drug testing process have increased sharply. In 2023, substituted urine specimens surged by more than 600% compared to the previous year, reaching record highs. Invalid urine specimens also rose substantially, increasing by more than 45%, highlighting growing challenges in specimen integrity.
Marijuana Trends
Sustained Increase in Positivity Marijuana positivity rates continue to climb, reaching the highest levels ever recorded in both the general workforce and post-accident testing populations. Impact of Legalization: In states where recreational marijuana is legal, workforce marijuana positivity rates were significantly higher—approximately 5.7% in 2022—compared to the national average of 4.3%. Conversely, marijuana positivity rates declined among federally regulated, safety-sensitive employees, likely due to the deterrent effect of consistent, mandated testing. Post-Accident Positivity Growth: Post-accident marijuana positivity in the general workforce reached a 25-year high in 2022 and continues to rise, reflecting an increase of more than 114% between 2015 and 2023.
Trends in Other DrugsAmphetamines: Amphetamine positivity has shown a steady upward trend, increasing notably from 2021 to 2022, with higher rates observed in certain sectors such as education services. Standard testing does not differentiate between prescribed and illicit use. Opiates: Overall positivity for opiates, including codeine and morphine, has declined over the past five years. Heroin and related opiates also experienced decreases in positivity across the general workforce. Cocaine: Cocaine positivity showed a slight increase in 2022 but remains lower than levels reported in prior years, continuing a longer-term downward trend.
Workplace Drug Testing Landscape
Widespread Adoption: Approximately 63% of employers conduct some form of drug or alcohol testing, a figure that has remained relatively stable over time. Preferred Testing Methods: Urine drug testing remains the most widely used method, implemented by roughly 85% of organizations, followed by oral fluid and hair testing. Note: These statistics focus primarily on workplace drug testing and may not fully reflect substance use trends in the general population. Reporting methodologies may vary by organization and industry.
National Workforce Screenings is committed to providing fast, accurate, and confidential drug and alcohol testing services nationwide. All specimens are processed through SAMHSA-certified laboratories, and Medical Review Officer (MRO) verification is available when required. Whether you are an employer focused on maintaining a safe, drug-free workplace or an individual seeking testing for personal, legal, or professional reasons, our experienced team is here to guide you every step of the way.
DOT Consortium
Join our DOT consortium for hassle-free compliance, random testing management, and reliable driver safety solutions.
Drug Testing Near Me: Top 10 FAQs
These are the most common questions people ask when searching for “drug testing near me” — covering cost, walk-ins, turnaround time, test types, and what to expect at your appointment.
1) Where can I get a drug test near me today?
Many clinics offer same-day appointments and walk-ins for common tests like urine, hair, and alcohol testing. The fastest option is to book the nearest collection site and arrive with your authorization (if required) and a valid ID.
2) How much does a drug test cost?
Pricing depends on the test type (urine, hair, oral fluid, blood), the panel (5-panel, 10-panel, etc.), and whether confirmation testing or Medical Review Officer (MRO) review is required. Many providers offer bundled pricing for employers.
3) How long does it take to get drug test results?
Turnaround varies by method and whether results require confirmation. Many labs report negative screens quickly, while non-negative screens may take longer due to confirmation testing and review. Some providers note typical result windows of about 24–48 hours for many workplace tests, and confirmation can extend that timeframe.
4) Do I need an appointment, or can I walk in?
Many locations accept walk-ins, but scheduling an appointment can reduce wait times and help ensure the correct test is ordered. Some national providers recommend bringing (or showing) your confirmation/authorization to avoid delays.
5) What types of drug tests are available near me?
Common options include urine testing (most widely used), hair testing (longer detection window), oral fluid/saliva testing, blood testing (highly specific), and alcohol testing (breath or lab-based). The best choice depends on the reason for testing and the detection window needed.
6) What is the difference between a 5-panel and 10-panel drug test?
A 5-panel typically targets the most commonly tested drug categories, while a 10-panel adds additional classes. Employers, courts, and individuals choose panels based on policy, job role, or legal requirements.
7) What do I need to bring to my drug test appointment?
Bring a valid government-issued photo ID and any test authorization/registration information provided by your employer, court, or testing provider. If the test includes MRO review, having a current medication list (or prescription details) may be helpful if questions arise.
8) How long do drugs stay detectable on a urine, hair, or saliva test?
Detection windows vary by substance, test type, frequency of use, metabolism, and other factors. In general, urine and oral fluid are used for more recent detection, while hair testing can provide a longer lookback period. Your testing provider can recommend the best method based on your purpose (employment, legal, DOT, personal).
9) Can I eat, drink, or take medications before a drug test?
Most tests do not require fasting. Continue prescribed medications as directed by your physician. If MRO review is part of your test, you may be contacted to verify legitimate prescriptions if a result requires follow-up.
10) What happens if I miss my drug test or refuse to test?
Consequences depend on the reason for testing (employment policy, DOT requirements, probation/court order, etc.). Missing or refusing a required test can lead to disqualification, disciplinary action, or legal consequences. Always follow the instructions in your authorization and contact the requesting party immediately if you need to reschedule.
Customer Reviews
Jessica was fantastic. She coordinated my lab work, answered every question, and was genuinely kind. She also responded quickly and resolved an issue right away. I’ll absolutely use this company again—especially with how challenging the healthcare space is right now.
Another great experience ordering job-related testing. Yari was extremely helpful and thorough, helped me choose the right test, and scheduled me at a location close to home. Couldn’t have been easier—amazing customer service.
Outstanding experience thanks to Jessica. Friendly, patient, and very knowledgeable. She took time to understand what I needed and explained everything clearly.
Great experience thanks to Yari. She answered all my questions and made the process smooth and stress-free for my job-related test. She guided me step-by-step and kept everything simple.
Excellent scheduling service for drug and alcohol testing—organized, smooth, and professional. Great lab coverage and consistently outstanding support from the team.
I had trouble with the website at first, but once I spoke with Yari, everything turned around. She was incredibly helpful and made sure I got exactly what I needed.
I love NWFS. The website makes it easy to find tests, pricing is clear, and the information is simple to understand. It gives you the tools you need to choose the right option quickly.
Jessica is incredible—kind, calm, and fast. A location I was sent to was closed, and she immediately called multiple sites to find an open option. She made a stressful situation feel manageable.
Yari helped me with my pre-employment testing and was patient, friendly, and informative. She answered all my questions and made the process easy. I recommend this company based on the support I received.
Great experience from start to finish—quick, reliable, and they worked with me on price. We usually get people scheduled within a couple days and results came back within a few business days. Would use again.
Great experience thanks to Jessica. She was friendly, efficient, and made everything smooth. The interaction felt personal and professional from beginning to end.
Yari was excellent—clear, detailed, and thorough. I’ve called for months and she’s the only person who fully explained everything. I highly recommend asking for her if you need help.
Jessica was wonderful to work with. She helped me order my daughter’s test from start to finish and truly went above and beyond. Excellent customer service—highly recommend.
Jessica was very helpful and flexible. We had to change the testing date and location more than once, and she handled it all with professionalism and patience. Great support.
Jessica was very helpful and insightful. I respect how professionally they handle business. They treated me fairly and made the process straightforward.
Excellent experience working with Jessica. She was responsive, professional, and focused on solving my issue. Communication was clear throughout, and she followed through until everything was resolved.
Great experience with Yari and the Secure Screen team. They were very responsive and provided excellent help getting my new account set up. I’d recommend them to anyone entering the drug screening field.
Yari was very helpful and made fixing my issue quick and simple. Excellent customer service and a great representative of the company.