You can prove your identity online for Centrelink using either:
You’ll need a myGov account and to enter details from your identity documents for both of these options. If you don’t have a myGov account, it’s easy to create one.
If you use a strong Digital Identity to prove who you are, you won’t need to visit a service centre. If you prove your identity using your myGov account, you may need to bring acceptable photo identity documents to a service centre.