MS-DRG 815 — Reticuloendothelial and Immunity Disorders with CC
MDC 16 · Blood & Immunological Disorders · Medical DRG · FY2026
| FY2026 relative weight | 1.0140 |
|---|---|
| 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 3.37×
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 |
|---|---|---|---|
| 814 | Reticuloendothelial and Immunity Disorders with MCC | 2.1267 | 4.7 |
| 815 | Reticuloendothelial and Immunity Disorders with CC | 1.0140 | 2.9 |
| 816 | Reticuloendothelial and Immunity Disorders without CC/MCC | 0.6320 | 2.0 |
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.