MS-DRG
MS-DRG 391: Esophagitis, Gastroenteritis and Miscellaneous Digestive Disorders with MCC
Esophagitis/gastro + MCC
DRG
391
MDC
MDC 06: Digestive System
Severity
with MCC
Relative weight
1.1742
Avg LOS
3.8 days
Typical indications
- Gastro + dehydration + AKI
Common denial patterns
- MCC validation
Appeal angles
Document MCC + IV therapy.
Context: how MS-DRGs work
MS-DRGs bundle hospital inpatient payment into a single amount per admission. Each DRG has a relative weight that multiplies the hospital's base rate to determine payment. 391 has relative weight 1.1742. Major Complication or Comorbidity (MCC) and Complication or Comorbidity (CC) secondary diagnoses can move a case to a higher-paying DRG within the same family.
Frequently asked questions
What is MS-DRG 391?
Esophagitis, Gastroenteritis and Miscellaneous Digestive Disorders with MCC. Esophagitis/gastro + MCC.
What are typical indications?
Gastro + dehydration + AKI.
Why are claims under this DRG denied?
MCC validation.
How do I appeal?
Document MCC + IV therapy.
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