MS-DRG 456 — Spinal Fusion Except Cervical with Spinal Curvature, Malignancy, Infection or Extensive Fusions with MCC

MDC 08 · Musculoskeletal & Connective Tissue · Surgical DRG · FY2026

FY2026 relative weight	8.4034
Geometric mean LOS	9.4 days
Arithmetic mean LOS	11.5 days
Severity tier	with MCC
Post-acute transfer policy	No
Special payment provision	No

Price DRG 456 at a specific hospital →

Severity family — documentation moves the weight 2.01×

The same base condition splits by coded severity (CC/MCC). Weight deltas here are exactly what one documented comorbidity is worth:

DRG	Title	FY2026 weight	GMLOS
456	Spinal Fusion Except Cervical with Spinal Curvature, Malignancy, Infection or Extensive Fusions with MCC	8.4034	9.4
457	Spinal Fusion Except Cervical with Spinal Curvature, Malignancy, Infection or Extensive Fusions with CC	5.9631	4.8
458	Spinal Fusion Except Cervical with Spinal Curvature, Malignancy, Infection or Extensive Fusions without CC/MCC	4.1726	2.4