Custom field value pre-populated?

Is it possible to have a link that opens a new ticket creation window, for a
particular queue, AND with a certain custom field populated with a specific

Bascially I want to be in a particular customer account in our own
provisioning tool, and have a button or link that will create an RT ticket
for the account I’m in.

Right now in RT, a ticket creation url looks like , which obviously
specifies the queue. I’m wondering if that url can also include a value for
the account number custom field.

Thanks everyone in advance,