Diagnosis Codes in MS-DRG 863 - Postoperative And Post-Traumatic Infections Without MCC

The Medicare Severity Diagnosis-Related Group or MS-DRG is a patient classification scheme which provides a means of relating the type of patients a hospital treats. The DRGs divides all possible principal diagnoses into mutually exclusive principal diagnosis areas referred to as Major Diagnostic Categories (MDC). This is the group for Diagnosis Codes in MS-DRG 863 - Postoperative And Post-Traumatic Infections Without Major Complication or Comorbidity diseases in version MS-DRG V42.0 applicable from 10/01/2024 through 09/30/2025.

MS-DRG MS-DRG Title MCD Relative Weight Geometric LOS Arithmetic LOS
863 Postoperative and Post-Traumatic Infections without MCC 18 0.9999 Relative Weight
The relative weight of a diagnostic related group determines the reimbursement rate based on the severity of a patient's illness and the associated cost of care during hospitalization.
1.00 Geometric Length of Stay
The geometric mean length of stay (GMLOS) is used by Medicare to calculate the reimbursement for patients whose medical treatment takes a much longer or shorter time than average.
3.40 Arithmetic Length of Stay
The average length of stay (ALOS) reflects the average number of days a patient spends in a hospital for each admission.

List of ICD-10-CM Codes in Diagnostic Related Group


  • K68.1
    • K68.11 Postprocedural retroperitoneal abscess
  • T81.40
    • T81.40XA Infection following a procedure, unspecified, initial encounter
  • T81.41
    • T81.41XA Infection following a procedure, superficial incisional surgical site, initial encounter
  • T81.42
    • T81.42XA Infection following a procedure, deep incisional surgical site, initial encounter
  • T81.43
    • T81.43XA Infection following a procedure, organ and space surgical site, initial encounter
  • T81.44
    • T81.44XA Sepsis following a procedure, initial encounter
  • T81.49
    • T81.49XA Infection following a procedure, other surgical site, initial encounter