MS-DRG 398 — Appendix Procedures with CC
MDC 06 · Digestive System · Surgical DRG · FY2026
| FY2026 relative weight | 1.5136 |
|---|---|
| Geometric mean LOS | 2.9 days |
| Arithmetic mean LOS | 3.8 days |
| Severity tier | with CC |
| Post-acute transfer policy | No |
| Special payment provision | No |
Severity family — documentation moves the weight 2.09×
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 |
|---|---|---|---|
| 397 | Appendix Procedures with MCC | 2.3949 | 4.8 |
| 398 | Appendix Procedures with CC | 1.5136 | 2.9 |
| 399 | Appendix Procedures without CC/MCC | 1.1447 | 1.8 |
Figures come from the official FY2026 IPPS tables and are payment inputs, not adjudicated amounts. DRG Calculator prices full claims — hospital-specific operating, capital, IME, DSH, uncompensated care and outlier math — and verifies results against the official pricer.