Active customers may submit their question, request or problem in HLA Data System’s Support tool, FreshDesk, using your individual login credentials at any time. All submissions can be tracked for progress as well.

Click here for FreshDesk access

The HLA Data Systems team is available round the clock by email to answer your questions and troubleshoot any issues.

We can be reached at mtildasales@caredx.com

For an in-person conversation, we can all be reached via our personal phones.