MS-DRG 946 — Rehabilitation without CC/MCC
MDC 23 · Factors Influencing Health Status · Medical DRG · FY2026
| FY2026 relative weight | 1.1468 |
|---|---|
| Geometric mean LOS | 4.4 days |
| Arithmetic mean LOS | 5.9 days |
| Severity tier | without CC/MCC |
| Post-acute transfer policy | Yes — per-diem reduction applies to qualifying transfers |
| Special payment provision | No |
Severity family — documentation moves the weight 1.35×
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 |
|---|---|---|---|
| 945 | Rehabilitation with CC/MCC | 1.5486 | 5.6 |
| 946 | Rehabilitation without CC/MCC | 1.1468 | 4.4 |
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.