WHERE IS MY CLIENT ID?

Okay, so I need make a payment for my doctor's bill, but it says I require a client ID. , The thing is I can't seem to find it anywhere! I've checked through all my papers and even emailed their office, but they haven't been able to help me with it. Could you please tell me retrieve client ID? Handle Veradigm Pay My Doctor: Simple Steps to Begin

PayMyDoctor Online provides a convenient platform for handling your medical bills with simplicity. You can quickly view your outstanding balances, set up recurring payments, and make safe one-time transactions directly from the comfort of your home. Explore various payment options to suit your needs. Receive real-time updates on your payment hist