MS-DRG
MS-DRG 308: Cardiac Arrhythmia and Conduction Disorders with MCC
Arrhythmia + MCC
DRG
308
MDC
MDC 05: Circulatory System
Severity
with MCC
Relative weight
1.0342
Avg LOS
3.5 days
Typical indications
- AFib RVR + MCC
- Heart block + comorbid
Common denial patterns
- MCC validation
Appeal angles
Document arrhythmia + MCC.
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. 308 has relative weight 1.0342. 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 308?
Cardiac Arrhythmia and Conduction Disorders with MCC. Arrhythmia + MCC.
What are typical indications?
AFib RVR + MCC; Heart block + comorbid.
Why are claims under this DRG denied?
MCC validation.
How do I appeal?
Document arrhythmia + MCC.
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