MS-DRG v44.0 · MDC 21: Injuries, Poisonings and Toxic Effects of Drugs
901 — Wound Debridements for Injuries with MCC
- Relative weight
- 4.4682
- Geometric mean LOS
- 9.4 days
- Arithmetic mean LOS
- 14 days
- Type
- Surgical
About MS-DRG 901
MS-DRG 901, Wound Debridements for Injuries with MCC, is a surgical DRG in MDC 21 (Injuries, Poisonings and Toxic Effects of Drugs) under MS-DRG version 44.0, which applies to inpatient discharges from October 1, 2026 through September 30, 2027.
Its FY2027 relative weight is 4.4682, so Medicare's base payment for this DRG is about 4.47 times the average inpatient case, before hospital-specific adjustments. The geometric mean length of stay is 9.4 days and the arithmetic mean is 14 days.
It belongs to a 3-level severity family: DRG 901 (with MCC, weight 4.4682), DRG 902 (with CC, weight 1.8946) and DRG 903 (without CC/MCC, weight 1.1243). The highest-severity level carries 4.0 times the weight of the lowest, which is why documenting CC and MCC conditions matters.
ICD-10-CM codes that group to DRG 901 (0)
This DRG is assigned by procedure, not by a diagnosis list.
Common questions about DRG 901
What is the relative weight of DRG 901?
- 4.4682 for FY2027 (MS-DRG v44.0), from the IPPS final rule Table 5.
What is the average length of stay for DRG 901?
- The geometric mean length of stay is 9.4 days; the arithmetic mean is 14 days.
Is DRG 901 medical or surgical?
- DRG 901 is a surgical DRG.