DOCTOR BILLING DILEMMA: NO CLIENT NUMBER

Ugh, I have to to pay my doctor's bill but their system is giving me a fit! It keeps asking for a client ID and I have no idea where to find it. Did anyone else run into this? I've checked my email, statements, and even searched through old paperwork, but nothing! Is there a secret location for these IDs or am I just missing something obvious? Ple

Okay, right, I need to settle my doctor's invoice. I went the website and it says I need a patient code. However, I don't have that! What am I supposed to check? Is there a way to access my client ID? Can someone figure this out. It's really frustrating having to stop payment because of this. Veradigm and Pay My Doctor: How to Use It Navigating