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Fastest Labs of Bethesda
The Reliable Results You Need, When You Need Them Drug, Alcohol, and DNA Testing
Fastest Labs of Bethesda
Fastest Labs of Bethesda
5411 West Cedar Lane, Suite 102A Bethesda, MD 20814
(301) 453-4222
  • Today's Hours: 9:00 AM - 5:00 PM
  • Fastest Labs of Bethesda
    • Monday
      9:00 AM - 5:00 PM
    • Tuesday
      9:00 AM - 5:00 PM
    • Wednesday
      9:00 AM - 5:00 PM
    • Thursday
      9:00 AM - 5:00 PM
    • Friday
      9:00 AM - 5:00 PM
    • Saturday
      Closed
    • Sunday
      Closed
    • Holidays
      Closed
    Walk-ins Welcome!
    After hours and post-accident
    24/7 service available.
Walk-ins welcome!
After hours and post-accident
24/7 service available.

Drug, Alcohol, & DNA Testing in Bethesda, MD

Professional Testing Services You Can Trust

When accuracy, confidentiality, and professionalism matter, individuals, families, businesses, and legal professionals throughout Bethesda turn to Fastest Labs of Bethesda for dependable testing services. We provide drug, alcohol, and DNA testing solutions that deliver reliable results while keeping the process as simple and convenient as possible.

Whether you need testing for employment purposes, court documentation, family matters, or personal peace of mind, our experienced team is committed to providing a respectful and efficient experience from start to finish.

Clients choose our testing center because we offer:

  • Secure handling of specimens and documentation
  • Confidential testing services in a private setting
  • Certified collection professionals trained in proper procedure
  • Accurate collections performed according to industry standards

We understand that many testing situations involve important decisions and sensitive circumstances. Our goal is to provide dependable service while treating every client with professionalism and respect.

Call (301) 453-4222 today to schedule your appointment.

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Call (301) 453-4222 today to learn more about our testing services in Bethesda. You can also request an appointment online with us!
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Your Simple Testing Solution

  • 1
    Request Your Appointment
  • 2
    Visit Your Nearest Fastest Labs
  • 3
    Quickly Receive Your Test Results
reliability

DNA Testing Services for Personal & Legal Matters

DNA testing can provide critical information when individuals, families, attorneys, or agencies require verified biological relationship testing. At Fastest Labs of Bethesda, we offer a range of DNA testing services with a strong focus on accuracy, privacy, and proper chain-of-custody procedures when needed.

Family Relationship Testing

We provide testing services that help establish biological relationships, including:

  • Paternity testing
  • Maternity testing
  • Sibling relationship testing
  • Grandparent testing
  • Extended family relationship testing

Adoption & Custody Testing

When legal proceedings or family matters require biological verification, our team can assist with professionally documented testing services that meet applicable requirements.

Immigration DNA Testing

We help individuals and families obtain certified DNA testing for immigration-related documentation and family relationship verification.

Twin Zygosity & Ancestry Testing

These services can provide additional genetic insights and help determine biological relationships between twins and family members.

Forensic & Legal DNA Testing

For situations involving legal proceedings or investigative purposes, we offer testing services that prioritize proper documentation and specimen handling.

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Request an appointment online or call (301) 453-4222 today!
We look forward to assisting you.
Confidential
Request An Appointment

Walk-ins and same day appointments are welcome!
Please call to inquire about weekend and after-hour appointments.

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9:00 AM - 5:00 PM