Summary & Overview
Coagulation Disorders: Inpatient Reimbursement Overview
DRG 813 covers inpatient admissions for coagulation and bleeding disorders, including anticoagulant-related complications and thrombocytopenia, and affects how Medicare classifies resource use for payment. Correct coding of principal and secondary diagnoses matters because it determines Diagnosis-Related Group assignment, which in turn influences inpatient reimbursement and case-mix reporting.
DRG 813 Overview
DRG 813 Coagulation Disorders captures hospitalizations primarily for disorders of hemostasis and coagulation, including bleeding diatheses, thrombocytopenias, and anticoagulant-related complications. This Diagnosis-Related Group matters for Medicare payment because it groups cases with similar clinical resource needs and influences inpatient payment assignments and case-mix. Accurate principal and secondary diagnosis coding drives correct DRG assignment and impacts reimbursement and quality measurement. Hospitals often see variability in resource use due to transfusions, procedures to control bleeding, and management of underlying etiologies.