42 Platform as a service (PAAS) featuring computer software platforms for use in connection with exchanging health, insurance, payment, and billing information among providers, payers, and patients; software as a service (SAAS) services featuring software for use in connection with exchanging health, insurance, payment, and billing information among providers, payers, and patients; software as a service (SAAS) services featuring software for use in connection with verifying patient eligibility, payment processing, and estimating patient payment responsibility; providing temporary use of on-line non-downloadable software for submitting insurance claims and other transactions to insurance companies electronically and for electronically retrieving data related to the status of those claims and related transactions; providing temporary use of on-line non-downloadable software for providing real-time access to patient and insurance information; providing temporary use of on-line non-downloadable software for providing insurance coverage dates, benefit ceilings, and co-pays; providing temporary use of on-line non-downloadable software for insurance claims management; providing temporary use of on-line non-downloadable software for analyzing and correcting insurance claim rejections; providing temporary use of on-line non-downloadable software for remittance management of insurance claims; providing temporary use of on-line non-downloadable software for management of insurance claims denials and appeals; providing temporary use of on-line non-downloadable software for management of insurance claims denials and appeals, namely, providing pre-populated letters and payer forms; providing temporary use of on-line non-downloadable software for estimating patient financial responsibility; providing temporary use of on-line non-downloadable software for collecting and processing patient payments for healthcare services; providing temporary use of on-line non-downloadable software for collecting and processing patient payments for healthcare services, namely, co-pays, deductibles, and outstanding balances; providing temporary use of on-line non-downloadable software for collecting patient co-insurance payments; providing temporary use of on-line non-downloadable software for healthcare statement processing; providing temporary use of on-line non-downloadable software for providing business intelligence reporting; providing temporary use of on-line non-downloadable software for providing business intelligence reporting in the fields of insurance, payments, and medical and healthcare cost management