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Drug testing
Urine, oral fluid, and hair testing for personal, court-ordered, and professional needs.
- Court-ordered random programs
- USCG periodic DOT testing
- Instant and lab-based options
Walk-ins welcome for drug testing · Monday–Friday, 7:30 AM–3:30 PM
Quest Diagnostics Preferred Collection Site
Drug testing
& DNA testing
in San Jose.
Walk in for fast, confidential drug and alcohol testing. We provide court-ordered, employer and DOT drug testing, plus private and legal DNA testing—all from one local office.
5–10 minTypical visit
Since 1989Serving the Bay Area
24–72 hrMost lab results
Testing made straightforward
Choose the service that fits.
Whether you are testing for yourself, a court requirement, or your workplace, our certified team keeps the process efficient, accurate, and discreet.
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Alcohol testing
Choose a test based on how recently alcohol use needs to be detected—from current impairment to a longer lookback.
- DOT and non-DOT breath tests
- 80-hour urine and 90-day hair EtG
- PEth test · finger-stick blood · $200
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DNA testing
Private, anonymous, and legal relationship testing with flexible sample-collection options.
- Anonymous private testing
- Legal and personal paternity
- AABB-accredited laboratory
Common testing prices
Know your options before you visit.
Choose the test your order requires. Our complete pricing page lists panel contents, laboratory options, and collection notes.
Rapid urine · 4 or 5 panel$40Rapid screen; laboratory confirmation costs extra.Rapid urine · 10 panel$60Call to confirm the substances your order requires.Hair drug testing · from$130Panel options for personal, court, and workplace needs.Breath alcohol testing$35DOT and non-DOT collections available.Personal paternity DNA$200Common two-person test for personal information.Legal paternity DNA$300Documented collection and chain of custody.
Need urine EtG, oral-fluid, a specialty panel, or a different DNA test?
View all tests & pricingPrices are subject to change. Required confirmation, additional participants, or nonstandard samples may cost extra. DNA collection is arranged separately; all drug testing is walk-in.
Workplace testing
One reliable location.
Two simple paths.
Choose the information that applies to you—whether you manage a workplace testing program or were sent in to complete a test.
01 For employers
Keep your testing program moving.
From a single pre-employment screen to a managed DOT random pool, we help businesses build compliant, practical drug-free workplace programs.
✓ DOT & non-DOT testing✓ C/TPA random pool management✓ Pre-employment & post-accident✓ Return-to-duty & follow-up✓ Certified collectors and BATs✓ Same-day instant negatives
Talk with our team 02 For employees & applicants
Coming in for a workplace test?
Your employer or screening company has already ordered your test. Here is what to expect when you visit us.
- 1Bring your photo IDAlso bring your donor pass, electronic passport, registration number, or paper custody and control form if one was provided.
- 2Walk in during office hoursNo appointment is needed for drug testing. Visit Monday-Friday between 7:30 AM and 3:30 PM.
- 3Check in and complete your collectionMost visits take about 5-10 minutes when you are ready to provide your specimen.
- 4Your result goes to the ordering partyResults are reported according to your employer or screening company's testing process.
Local testing center
Serving San Jose and the greater Bay Area.
Our Midtown San Jose office is convenient for individuals, employers, attorneys, caseworkers, and treatment providers throughout Santa Clara County and nearby Bay Area communities. All drug testing is available on a walk-in basis.
San JoseSanta ClaraCampbellCupertinoSunnyvaleMilpitasMountain ViewPalo AltoFremontSan Mateo
A different kind of testing center
Professional, efficient—and never judgmental.
Testing can feel personal. Owner Emanuel Carvalho and his team have created a welcoming environment where every client is treated with dignity, confidentiality, and respect.
“Our goal is to provide accurate testing in a safe, friendly environment—and get you back to your day quickly.”
Led by an experienced professional
Emanuel Carvalho
Owner · With DNA & Drug Screening since 2010- Certified Professional Collector
- Certified Breath Alcohol Technician
- Drug Testing Management Certification
Frequently asked questions
Answers before you arrive.
Still unsure which service you need? Call us and we will help you choose the correct test before you pay.
Can I walk in for a drug test in San Jose?
Yes. All drug testing is available on a walk-in basis. Visit Monday through Friday between 7:30 AM and 3:30 PM with valid photo identification and any testing order or donor pass you received.
How quickly will I receive drug-test results?
Rapid tests may provide a result during your visit. Most laboratory results are available within 24–72 hours, although confirmation testing or specialized panels can take longer.
Which drug-testing panel should I choose?
The right panel depends on why you are testing and which substances must be included. We offer rapid and laboratory urine tests, oral-fluid testing, hair testing, DOT panels, EtG alcohol testing, and specialty panels. Call us if your required test is not listed.
Do you offer observed court-ordered testing?
Yes. Observed urine collections are available at no additional charge when required by a court order or testing plan. We can also send results directly to an authorized court, attorney, caseworker, or treatment provider.
Can you complete USCG periodic drug-testing paperwork?
Yes. Our $70 USCG periodic DOT testing service includes the federal collection, MRO-reviewed result, completion of the CG-719P, and delivery of the result package to the recipient you designate.
Do I need an appointment for DNA testing?
Please call ahead for DNA testing so we can confirm the correct legal or private test, participants, sample type, pricing, and collection arrangements.
Helpful testing guides
Understand your next step.
Practical answers for court requirements and hair testing, written to help you prepare for your visit.
Contact us
Questions before you test?
Call during office hours or send us a message. We can help you choose a test, discuss employer services, arrange DNA testing, or answer questions about required paperwork.
Send us a message
How can we help?
Tell us what type of testing or information you need. Please do not include Social Security numbers, medical records, or other highly sensitive information.
emanuel@dnadrugscreening.comReady when you are