The billing rate (by hour, procedure, or other measure) and total for each service.A description of each visit, procedure, or other intervention, and medications supplied.This invoice should provide a detailed summary of all services rendered, including: Like any invoice, this one should also provide identifying information for both the service provider and the client, including names, phone numbers, addresses, and, as relevant, company information. In accordance with a Medical Debt Relief Act, all medical invoices must give a patient with an outstanding balance a period of one hundred and eighty (180) days before the bill may affect the person’s credit report or charge penalties or interest. It provides an itemized breakdown of all medical services provided and the costs that indicate when payment is due. A medical invoice is both a record of treatment and a bill.