MS-DRG v44.0 · MDC 08: Diseases and Disorders of the Musculoskeletal System and Connective Tissue
471 — Cervical Spinal Fusion with MCC
- Relative weight
- 4.937
- Geometric mean LOS
- 7 days
- Arithmetic mean LOS
- 9.3 days
- Type
- Surgical
About MS-DRG 471
MS-DRG 471, Cervical Spinal Fusion with MCC, is a surgical DRG in MDC 08 (Diseases and Disorders of the Musculoskeletal System and Connective Tissue) under MS-DRG version 44.0, which applies to inpatient discharges from October 1, 2026 through September 30, 2027.
Its FY2027 relative weight is 4.937, so Medicare's base payment for this DRG is about 4.94 times the average inpatient case, before hospital-specific adjustments. The geometric mean length of stay is 7 days and the arithmetic mean is 9.3 days.
It belongs to a 3-level severity family: DRG 471 (with MCC, weight 4.937), DRG 472 (with CC, weight 2.9811) and DRG 473 (without CC/MCC, weight 2.4518). The highest-severity level carries 2.0 times the weight of the lowest, which is why documenting CC and MCC conditions matters.
ICD-10-CM codes that group to DRG 471 (0)
This DRG is assigned by procedure, not by a diagnosis list.
Common questions about DRG 471
What is the relative weight of DRG 471?
- 4.937 for FY2027 (MS-DRG v44.0), from the IPPS final rule Table 5.
What is the average length of stay for DRG 471?
- The geometric mean length of stay is 7 days; the arithmetic mean is 9.3 days.
Is DRG 471 medical or surgical?
- DRG 471 is a surgical DRG.