MS-DRG 638 — Diabetes with CC
MDC 10 · Endocrine, Nutritional & Metabolic · Medical DRG · FY2026
| FY2026 relative weight | 0.8962 |
|---|---|
| Geometric mean LOS | 2.9 days |
| Arithmetic mean LOS | 3.7 days |
| Severity tier | with CC |
| Post-acute transfer policy | Yes — per-diem reduction applies to qualifying transfers |
| Special payment provision | No |
Severity family — documentation moves the weight 2.31×
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 |
|---|---|---|---|
| 637 | Diabetes with MCC | 1.4367 | 3.9 |
| 638 | Diabetes with CC | 0.8962 | 2.9 |
| 639 | Diabetes without CC/MCC | 0.6212 | 2.1 |
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.