Precerebral Occlusion without Infarction with MCC
Major Diagnostic Category 01·Grouped by diagnosis·FY 2027
MS-DRG 067 is a Medical Medicare Severity Diagnosis Related Group under Major Diagnostic Category 01 (MDC 01) with a Major Complication or Comorbidity (MCC). It maps to 26 ICD-10-CM diagnosis codes. For FY 2027 it carries a relative weight of 1.4274 with a geometric mean length of stay of 3.4 days and an arithmetic mean of 4.4 days. Hospitals use this grouping to determine reimbursement for inpatient stays under Medicare.
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FY 2027 payment data
From Table 5 of the FY 2027 IPPS Final Rule (CMS).
- Relative weight:
- 1.4274 (payment multiplier vs. the average case (1.0))
- Geometric mean stay:
- 3.4 days (used for transfer payments)
- Average stay:
- 4.4 days (arithmetic mean)
- Post-acute transfer policy:
- No (not subject to it)
Same condition, other severity levels
CMS splits one condition into separate DRGs by how sick the patient is. With MCC pays more than with CC, which pays more than without CC/MCC.
| DRG | Title | Relative weight | Mean stay |
|---|---|---|---|
| 067 | Precerebral Occlusion without Infarction with MCC (this page) | 1.4274 | 3.4 days |
| 068 | Precerebral Occlusion without Infarction without MCC | 0.9013 | 2.1 days |
Diagnosis codes (26)
As the principal diagnosis, these ICD-10-CM codes can group to DRG 067. 100% of the codes listed are billable.
- I65.01Occlusion and stenosis of right vertebral artery
- I65.02Occlusion and stenosis of left vertebral artery
- I65.03Occlusion and stenosis of bilateral vertebral arteries
- I65.09Occlusion and stenosis of unspecified vertebral artery
- I65.1Occlusion and stenosis of basilar artery
- I65.21Occlusion and stenosis of right carotid artery
- I65.22Occlusion and stenosis of left carotid artery
- I65.23Occlusion and stenosis of bilateral carotid arteries
- I65.29Occlusion and stenosis of unspecified carotid artery
- I65.8Occlusion and stenosis of other precerebral arteries
- I65.9Occlusion and stenosis of unspecified precerebral artery
- I66.01Occlusion and stenosis of right middle cerebral artery
- I66.02Occlusion and stenosis of left middle cerebral artery
- I66.03Occlusion and stenosis of bilateral middle cerebral arteries
- I66.09Occlusion and stenosis of unspecified middle cerebral artery
- I66.11Occlusion and stenosis of right anterior cerebral artery
- I66.12Occlusion and stenosis of left anterior cerebral artery
- I66.13Occlusion and stenosis of bilateral anterior cerebral arteries
- I66.19Occlusion and stenosis of unspecified anterior cerebral artery
- I66.21Occlusion and stenosis of right posterior cerebral artery
- I66.22Occlusion and stenosis of left posterior cerebral artery
- I66.23Occlusion and stenosis of bilateral posterior cerebral arteries
- I66.29Occlusion and stenosis of unspecified posterior cerebral artery
- I66.3Occlusion and stenosis of cerebellar arteries
- I66.8Occlusion and stenosis of other cerebral arteries
- I66.9Occlusion and stenosis of unspecified cerebral artery
