604 — Trauma to the Skin, Subcutaneous Tissue and Breast with MCC

MS-DRG 604, Trauma to the Skin, Subcutaneous Tissue and Breast with MCC, is a medical DRG in MDC 09 (Diseases and Disorders of the Skin, Subcutaneous Tissue and Breast) under MS-DRG version 44.0, which applies to inpatient discharges from October 1, 2026 through September 30, 2027.

Its FY2027 relative weight is 1.453, so Medicare's base payment for this DRG is about 1.45 times the average inpatient case, before hospital-specific adjustments. The geometric mean length of stay is 3.8 days and the arithmetic mean is 5.1 days.

It belongs to a 2-level severity family: DRG 604 (with MCC, weight 1.453) and DRG 605 (without MCC, weight 0.9079). The highest-severity level carries 1.6 times the weight of the lowest, which is why documenting CC and MCC conditions matters.

3,779 ICD-10-CM diagnosis codes are part of this DRG's grouping logic; they are listed below.