U.S. ICD-10-CM · FY 2027

I63.1 ICD-10-CM Code: Cerebral infarction due to embolism of precerebral arteries

A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.

Code definition

Official description

I63.1

Cerebral infarction due to embolism of precerebral arteries

ICD-10-CM diagnosis code · United States clinical modification

Classification

Where I63.1 sits

  1. 1

    Chapter 9

    Diseases of the circulatory system (I00-I99)

  2. 2

    Section

    Cerebrovascular diseases (I60-I69)

  3. 3

    Category I63

    Cerebral infarction

  4. 4

    Code I63.1

    Cerebral infarction due to embolism of precerebral arteries

More specific choices

Codes under I63.1

I63.1 is a non-billable category. Choose the child code that best matches the documented diagnosis.

I63.10

Cerebral infarction due to embolism of unspecified precerebral artery

I63.11

Cerebral infarction due to embolism of vertebral artery

I63.12

Cerebral infarction due to embolism of basilar artery

I63.13

Cerebral infarction due to embolism of carotid artery

I63.19

Cerebral infarction due to embolism of other precerebral artery

Documentation details

Notes for this code

Inclusion terms

No inclusion terms are listed for I63.1.

Code first

No “code first” instruction is listed for I63.1.

Use additional code

No “use additional code” instruction is listed for I63.1.

Excludes1

Conditions that should not be reported together with this code.

No Excludes1 note is listed for I63.1.

Excludes2

Conditions not included here that may be reported separately when present.

No Excludes2 note is listed for I63.1.

Transparency

Source and release

Data release

U.S. ICD-10-CM · FY 2027

Effective date

Oct 1, 2026

Publisher

Vero Scribe Inc.

This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.

Review the CDC/NCHS ICD-10-CM source

Code-specific guidance

Frequently asked questions

What does ICD-10-CM code I63.1 mean?

I63.1 is the FY 2027 U.S. ICD-10-CM code for “Cerebral infarction due to embolism of precerebral arteries.”

Is I63.1 a billable or specific ICD-10-CM code?

No. I63.1 has more specific child codes in the FY 2027 reference data. Select the code that matches the documentation and confirm the active code set and payer requirements.

Where is I63.1 located in ICD-10-CM?

I63.1 is listed in Chapter 9, Diseases of the circulatory system (I00-I99), within Cerebrovascular diseases (I60-I69) (I60–I69), under category I63, Cerebral infarction.

What coding notes are listed for I63.1?

No inclusion terms are listed for I63.1 in this reference record. No code-first instruction is listed. No Excludes1 note is listed. No Excludes2 note is listed.

Keep exploring

Related I63 codes

I63.0

Cerebral infarction due to thrombosis of precerebral arteries

I63.2

Cerebral infarction due to unspecified occlusion or stenosis of precerebral arteries

I63.3

Cerebral infarction due to thrombosis of cerebral arteries

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