National Screening Centers

National Screening Centers

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Approved Screening Services for Private & Corporate Needs
Legally Conclusive Results for DNA, Drug and Alcohol Testing
Third party admin of drug programs

Whether it is for DNA paternity testing or crime lab testing, National Screening Centers only works with federally qualified collectors and laboratories to guarantee authenticity of results. All labs are certified to perform the testing services (with Quest Diagnostics licenses, NIDA approved, FDA approved, SAMSHA, CLIA and CAP certifications) that they offer. That’s why we are the first choice of

06/04/2025

We have rolled out our Revolutionary Oral ZT 90 Patented drug test . It is a zero tolerance and tests 90 different drugs. Call 713.226.7847 to talk about this new PATENTED test that is picking up drugs that your standard 10 panel urine test can't find.

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Location

Telephone

Address


407 Fannin Street
Houston, TX
77002

Opening Hours

Monday 8am - 5pm
Tuesday 8am - 5pm
Wednesday 8am - 5pm
Thursday 8am - 5pm
Friday 8am - 5pm
Saturday 9am - 5pm
Sunday 9am - 5pm