MS-DRG
MS-DRG 312: Syncope and Collapse
Syncope workup
DRG
312
MDC
MDC 05: Circulatory System
Severity
—
Relative weight
0.7342
Avg LOS
2.3 days
Typical indications
- Cardiac syncope workup
- Recurrent vasovagal
Common denial patterns
- Inpatient vs observation
Appeal angles
Document high-risk syncope per Boston/SF criteria.
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. 312 has relative weight 0.7342. 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 312?
Syncope and Collapse. Syncope workup.
What are typical indications?
Cardiac syncope workup; Recurrent vasovagal.
Why are claims under this DRG denied?
Inpatient vs observation.
How do I appeal?
Document high-risk syncope per Boston/SF criteria.
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