You can do this. I was very nervous the first 3-6 months (I'm in a practice that is half primary care and half pulmonary).
Contact the Insulin Pump companies and ask them to have a Rep reach...
I've been an NP for 14 years (all in the same place) and Optum Rx mail order still says they can't find me or my collaborating physician!!! Not all of the time, but at least 5 or 6 times a