I63.522

Billable

ChapterI00–I99

Ranksubcategory

Official Description

Cerebral infarction due to unspecified occlusion or stenosis of left anterior cerebral artery

Metadata & Insights

•2026 ICD-10-CM Edition - Effective October 1, 2025.
•Billable/specific code (valid for reimbursement).
•Chapter 9: Diseases of the Circulatory System (I00-I99).

General instructions are available for the parent sections:

View CH9 Notes View I60-I69 Notes View I63 Notes

Clinical Hierarchy

CH9Diseases of the circulatory system (I00-I99)

I60-I69Cerebrovascular diseases (I60-I69)

I63Cerebral infarction

I63.5Cerebral infarction due to unspecified occlusion or stenosis of cerebral arteries

I63.52Cerebral infarction due to unspecified occlusion or stenosis of anterior cerebral artery

I63.522Cerebral infarction due to unspecified occlusion or stenosis of left anterior cerebral artery

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to I63.522:

categoryI63

Cerebral infarction

View context instructions

blockI60-I69

Cerebrovascular diseases (I60-I69)

View context instructions

chapterCH9

Diseases of the circulatory system (I00-I99)

View context instructions

MS-DRG Classification

2026 v43.1

This code is grouped within the following Diagnosis Related Group(s) for clinical reimbursement:

DRG 023

Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis with MCC or Antineoplastic Implant or Epilepsy with Neurostimulator

DRG 024

Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis without MCC

DRG 061

Ischemic Stroke, Precerebral Occlusion or Transient Ischemia with Thrombolytic Agent with MCC

DRG 062

Ischemic Stroke, Precerebral Occlusion or Transient Ischemia with Thrombolytic Agent with CC

DRG 063

Ischemic Stroke, Precerebral Occlusion or Transient Ischemia with Thrombolytic Agent without CC/MCC

DRG 064

Intracranial Hemorrhage or Cerebral Infarction with MCC

DRG 065

Intracranial Hemorrhage or Cerebral Infarction with CC or tPA in 24 Hours

DRG 066

Intracranial Hemorrhage or Cerebral Infarction without CC/MCC

DRG 791

Prematurity with Major Problems

DRG 793

Full Term Neonate with Major Problems

Cross Reference

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