The DWP Medical (factual) reports: A guide to completion says that section 2.7.5 says that
The digital DS1500 service allows you to access and complete the form online. This means the form arrives instantly, which reduces waiting time for your patient. This service is available from the NHS Portal on your desktop. You will need a NHS smartcard to access the service, once you have accessed the NHS Portal, click on ‘Launch Digital DS1500 Service’ and complete the DS1500 submission online.
I’ve not been able to find this. Has anyone used it?