MS-DRG v44.0 · MDC 06: Diseases and Disorders of the Digestive System
346 — Minor Small and Large Bowel Procedures without CC/MCC
- Relative weight
- 1.2674
- Geometric mean LOS
- 2.6 days
- Arithmetic mean LOS
- 3.1 days
- Type
- Surgical
About MS-DRG 346
MS-DRG 346, Minor Small and Large Bowel Procedures without CC/MCC, is a surgical DRG in MDC 06 (Diseases and Disorders of the Digestive System) under MS-DRG version 44.0, which applies to inpatient discharges from October 1, 2026 through September 30, 2027.
Its FY2027 relative weight is 1.2674, so Medicare's base payment for this DRG is about 1.27 times the average inpatient case, before hospital-specific adjustments. The geometric mean length of stay is 2.6 days and the arithmetic mean is 3.1 days.
It belongs to a 3-level severity family: DRG 344 (with MCC, weight 2.8202), DRG 345 (with CC, weight 1.4946) and DRG 346 (without CC/MCC, weight 1.2674). The highest-severity level carries 2.2 times the weight of the lowest, which is why documenting CC and MCC conditions matters.
ICD-10-CM codes that group to DRG 346 (0)
This DRG is assigned by procedure, not by a diagnosis list.
Common questions about DRG 346
What is the relative weight of DRG 346?
- 1.2674 for FY2027 (MS-DRG v44.0), from the IPPS final rule Table 5.
What is the average length of stay for DRG 346?
- The geometric mean length of stay is 2.6 days; the arithmetic mean is 3.1 days.
Is DRG 346 medical or surgical?
- DRG 346 is a surgical DRG.