Edit Content

Contact Us


    Human Verification

    Client Services

    GTC Client Services are always available to help

    Client Services can help with test selection, order deficiencies, requisition forms and more.
    Our team is available from 7AM PST to 5PM Pacific Time.

    Contact Client Services

    Order Kits

      Hematology KitSolid Tumor Kit


      Human Verification

      Download Forms

      Online Ordering and Patient Results

      GTC offers online ordering for our customers. Improve order accuracy and help reduce turn around time by placing test orders online.
      If you would like to set this feature up please contact our Client Services team.
      Client Services is available to help you with online ordering question