What it is:
Box 32a is used to indicate the the HIPAA National Provider Identifier number. Enter the NPI number of the service facility location. Only report a Service Facility Location NPI when the NPI is different from the Billing Provider NPI.
Therabill will use the NPI for the facility selected in the Billing & Coding section of the Edit Session dialog to populate box 32a.
From the dashboard click on the green New Session button. You will be on the Entering New Session page. Click in the Facility box and select the correct facility from the list that the services will be/were performed.