The guidance provided in the NHSN Enrollment Guidance Home Dialysis Facilities Reporting COVID-19  is specific to facilities who have not previously enrolled in NHSN for reporting.   This guidance is specific to Home Dialysis Facilities enrolling for COVID-19 reporting only. 

For example, if your facility is currently reporting HCP Flu Vaccination data, you will not need to reenroll.

To review more about NHSN COVID-19 Reporting on the CDC Website.