The Role of Medical Codes in Reimbursement Methodologies: Medical codes, such as CPT, HCPCS, and ICD-10 (CM and PCS), are essential components of various reimbursement methodologies. The Inpatient Prospective Payment System (IPPS), used by Medicare fee-for-service, categorizes patient stays into Medicare Severity Diagnosis Related Groups (MS-DRGs) based on ICD-10 codes processed through a computerized system. […]