NANO DRG Grouper is a web-based gateway solution designed to allow facilities and health departments to have a unified automatic interface using Drug Data Grouper that uses Patient Classification Scheme based on ICD- AM codes) to enable the user to group the patients treated in a hospital according to clinical characteristics and recourses used and instantly communicate that date with the Ministry of Health and other government bodies and the insurance payer. It is used to calculate payments to cover operating costs for inpatient hospital stays. Each medical case is categorized into a diagnosis-related group under the inpatient prospective payment system (IPPS).