Software as a service (SAAS) services featuring software for organizing and completing various pre-registration tasks and functions, scheduling medical procedures and obtaining physician orders, perform pre-registration real-time address verification, acquire pre-authorization, perform medical necessity check, determine patient's ability to pay and potential for financial assistance, determine patient's responsibility, facilitating and optimizing patient financial counseling, estimating and auditing length of time of patient experiences with doctors and hospitals and with reimbursement process, verifying in real time patient eligibility for insurance, governmental or other third-party payment or reimbursement, including private charitable payment or reimbursement, estimating amount of patient financial eligibility, minimizing likelihood of claim denial, estimating and auditing likelihood of payment or denial of patient reimbursement claims and extent thereof, auditing and monitoring payment or denial of patient reimbursement claims and extent thereof, auditing and monitoring medical and healthcare workers' productivity and performance quality, assessing eligibility and processing applications for commercial, governmental and private charitable payment and reimbursement