MS-DRGMedical
919
COMPLICATIONS OF TREATMENT WITH MCC
MS-DRG 919 groups Medicare inpatient hospital stays for: COMPLICATIONS OF TREATMENT WITH MCC. This is a medical MS-DRG. It falls under MDC 21 (Injuries, Poisonings and Toxic Effects of Drugs).
Payment & Classification Data
Official CMS values from the current fiscal year's IPPS Final Rule.
| Major Diagnostic Category | MDC 21 — Injuries, Poisonings and Toxic Effects of Drugs |
| DRG Type | Medical |
| Severity Level | MCC |
| Relative Weight | 1.8308 |
| Relative Weight (10% Cap Applied) | 1.8308 |
| Geometric Mean Length of Stay | 4.3 days |
| Arithmetic Mean Length of Stay | 6 days |
| Post-Acute Transfer DRG | No |
| Special Pay Transfer DRG | No |
Defining Codes (FY2026)
336 diagnosis codes can drive assignment here: D47.Z1, D78.01, D78.02, D78.11, D78.12, D78.21, D78.22, D78.31, D78.32, D78.33, D78.34, D78.81 and 324 more.
From the CMS MS-DRG Definitions Manual (Appendices B and E). Assignment also depends on severity, discharge status and the rest of the claim.