Patient portal Close X. Breadcrumbs < Home > < Section ; SubHero Banner. Pay your bill securely online. It's fast, free and easy. Text. Choose the bill you want to view and pay. Icon Picker V2 "" Text. MCNT/USMD Physician Services. Use this link to pay your USMD Clinic bill. Icon Picker V2 "" Text. USMD Diagnostics. Use this link to pay your ....