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Home/Diagnosis/ICD-10 Coding for Acute Ischemic Left MCA Stroke

ICD-10 Coding for Acute Ischemic Left MCA Stroke

I63.312
I63.512

Complete ICD-10-CM coding and documentation guide for icd-10 coding for acute ischemic left mca stroke includes clinical validation requirements, medical necessity guidelines, and coding policies.

Also Known as:
Left Middle Cerebral Artery Stroke
Left MCA Infarction
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Key Information: ICD-10 Coding for Acute Ischemic Left MCA Stroke

Essential facts and insights about ICD-10 Coding for Acute Ischemic Left MCA Stroke

Use ICD-10 code I63.312 for cerebral infarction due to thrombosis of left middle cerebral artery, ensuring proper documentation in clinical notes.

Primary ICD-10-CM Codes

Cerebral infarction due to thrombosis of left middle cerebral artery

Billable Code
I63.312
Billable

Diagnostic Criteria

clinical:
  • • Imaging confirms thrombosis in left MCA.
documentation:
  • • Provider notes specify 'thrombosis' and 'left MCA'.

Applicable To

  • • Thrombosis of left MCA

Important Notes

  • • Ensure documentation specifies thrombosis and left MCA involvement.

Cerebral infarction due to embolism of left middle cerebral artery

Billable Code
I63.512
Billable

Diagnostic Criteria

clinical:
  • • Echocardiogram showing embolic source
  • • CT/MRI confirming embolism in left MCA

Applicable To

  • • Embolism of left MCA

Important Notes

  • • Ensure documentation specifies embolism and left MCA involvement.
Ancillary Codes

Additional codes that may be used with this diagnosis

I69.351

Hemiplegia/hemiparesis following cerebral infarction affecting right dominant side

Use for documenting residual deficits post-discharge.

Frequently Asked Questions

What is the ICD-10 code for acute ischemic left MCA stroke?

The ICD-10 code for acute ischemic left MCA stroke due to thrombosis is I63.312, and for embolism, it is I63.512.

How do you document an acute ischemic left MCA stroke?

Document the specific etiology (thrombosis or embolism), laterality (left), and confirm with imaging results showing MCA involvement.

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