I63.31
I63.31: Cerebral infarction due to thrombosis of middle cerebral artery
Non-billable headerICD-10-CM
I63.31 is a non-billable header ICD-10-CM code for cerebral infarction due to thrombosis of middle cerebral artery. It cannot be billed on its own: choose one of the more specific child codes below.
Excludes1 inherited from the categories above I63.31
A category’s note binds every code beneath it.
Excludes2 inherited from the categories above I63.31
Not part of this code, but both may be coded when both are present.
Other codes that can never be billed with I63.31
Their own Excludes1 notes name this code, so the conflict is not listed above.
- P91.82Neonatal cerebral infarction
Risk adjustment
No CMS-HCC V28 category: this code does not change a RAF score.
Code history
Unchanged in every release from FY2024 to FY2027.
Code to one of these instead I63.31
4 child codes. Green means billable.
- I63.311Cerebral infarction due to thrombosis of right middle cerebral artery
- I63.312Cerebral infarction due to thrombosis of left middle cerebral artery
- I63.313Cerebral infarction due to thrombosis of bilateral middle cerebral arteries
- I63.319Cerebral infarction due to thrombosis of unspecified middle cerebral artery
Other codes under I63.3
- I63.30Cerebral infarction due to thrombosis of unspecified cerebral artery
- I63.32Cerebral infarction due to thrombosis of anterior cerebral artery
- I63.33Cerebral infarction due to thrombosis of posterior cerebral artery
- I63.34Cerebral infarction due to thrombosis of cerebellar artery
- I63.39Cerebral infarction due to thrombosis of other cerebral artery