Medical Toxicology Laboratory

Specializing in Urine and Oral Fluid Testing

Our approach

Toxicology needs are ever changing and the demands of providing timely, accurate and relevant drug testing services have never been more important than the present given the challenges in our communities across the entire region. We are proud to offer a local option for laboratory services to meet these demands during this critical time.

Why Nepenthe Laboratory Services Science is Better

  • State of the art LCMS/MS instrumentation for quick and accurate results

  • Expansive test menu for Urine including Fentanyl, Kratom & Xylazine

  • Expansive test menu for Oral Fluid including EtG/EtS

Serving both Providers & Patients

  • Why we're better for clinicians

    • Toxicology consultation available

    • Easy electronic ordering workflow saving time for your staff

    • Concise easy to interpret results reports

  • Why we're better for patients

    • Patient friendly billing policies

    • Financial Hardship program available

    • Direct access to our billing team

“David and Justin are awesome!  If I have any questions, they or the lab are right there to answer them.  I highly recommend Nepenthe Laboratory Services.”

Lora Baker -Executive Director, Crossroads Treatment and Counseling Services (OCBH Member)


Nepenthe is an amazing lab to be in business with. Their staff goes above and beyond to make sure our needs are met. Their website is user-friendly and the turnaround time for the tests is consistent and fast. Overall, we enjoy the personal attention we get from Justin and his team at Nepenthe.

Lius Ibarra - Deputy Director, Oregon Washington Health Network (OWhN)

Latest blog article:

Announcing our Preferred Partnership with the Oregon Council for Behavioral Health (OCBH)