Get tested at BioExcel Diagnostics Laboratory. Please click on the link for Directions

Carousel imageCarousel image

As a response to this pandemic and to promote widespread testing BioExcel Diagnostics is offering the COVID-19 RT-PCR test at reduced price. We believe RT-PCR test should be affordable and easily accessible. BioExcel Diagnostics is dedicated to the safety of our community.


Yale University has authorized BioExcel Diagnostics Laboratory to perform the SalivaDirect™ Covid-19 Test Method.

As a CLIA-certified high-complexity molecular diagnostic laboratory we are dedicated to making testing available for everyone regardless of the symptoms.

  • Highly accurate and reliable test

  • FDA Emergency Use Authorized RT-PCR test

  • Self-registration and collection

  • No doctor’s appointment or referral required.

  • Most results within 24 hours

  • The most affordable RT-PCR test

  • Meets air travel requirements for most states and countries

  • Please check your destination's requirements before signing up

Have questions about our COVID-19 testing? Call (832) 804-8996

For more information about Yale’s SalivaDirect click on the following link to visit Yale’s website

BioExcel Diagnostics is a CLIA-certified high complexity lab specialized in molecular diagnostics and clinical genomics.

BioExcel Diagnostics. has been authorized to offer the SalivaDirect™ COVID-19 diagnostic test, developed by the Yale School of Public Health (YSPH). This test has received Emergency Use Authorization (EUA) from the United States Food and Drug Administration (FDA).

2636 South Loop W, Ste 110

Houston, TX 77054

Monday-Friday (9:00AM-5:00 PM)

Sample collected after 2 PM will be processed the next day

For any questions contact us at or call (832)-804-8996