I63.519: Cerebral infarction due to unspecified occlusion or stenosis of unspecified middle cerebral artery
I63.519 is a billable, specific ICD-10-CM code for cerebral infarction due to unspecified occlusion or stenosis of unspecified middle cerebral artery. It is valid for submission on a claim.
Check I63.519 with the rest of the claim: free scrubberExcludes1 inherited from the categories above I63.519
A category’s note binds every code beneath it.
Excludes2 inherited from the categories above I63.519
Not part of this code, but both may be coded when both are present.
Other codes that can never be billed with I63.519
Their own Excludes1 notes name this code, so the conflict is not listed above.
- P91.82Neonatal cerebral infarction
Risk adjustment
I63.519 risk-adjusts. Under the CMS-HCC V28 model it maps to this category:
- HCC 249 Ischemic or Unspecified Stroke0.239 RAF
Coefficient shown for the Community Non-dual Aged segment. A higher HCC in the same hierarchy will suppress this one, so capturing it does not always add score. Look up the whole chart to see which of its HCCs the hierarchy would zero.
Medicare coverage
I63.519 is named in 13 Medicare coverage policies: 13 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.
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Code history
Unchanged in every release from FY2024 to FY2027.
Other codes under I63.51
- I63.511Cerebral infarction due to unspecified occlusion or stenosis of right middle cerebral artery
- I63.512Cerebral infarction due to unspecified occlusion or stenosis of left middle cerebral artery
- I63.513Cerebral infarction due to unspecified occlusion or stenosis of bilateral middle cerebral arteries