UPSET PAY MY DOCTOR: WHERE'S MY CLIENT ID?

Okay, so, I need to cover my doctor's invoice. I visited the portal and it says I need a patient code. Unfortunately, I don't have that! What am I supposed to do? Is there a way to retrieve my client ID? Can someone figure this out. It's really frustrating having to halt payment because of this. Using Veradigm & Pay My Doctor Navigating your med