EPCS/TFA is an Authentication Process in DoseSpot when controlled substances are prescribed.
In this case, we recommend the provider or administrator contact DoseSpot to ensure the EPCS process has been completed.
Email ds.pdds.support@dosespot.com for all DoseSpot Denticon related support requests or issues.
*Please note that emailing DoseSpot directly is currently the fastest way to get a direct reply.
Here's the EPCS guidelines from DoseSpot for reference.