When is ICD-10 code I69.91 used?

Doctors, hospitals, and insurers may use ICD-10 code I69.91 when recording cognitive deficits following unspecified cerebrovascular disease in a standardized format. This entry may also act as a broader category that points toward more specific child codes.

Does ICD-10 code I69.91 confirm a diagnosis?

No. A code helps standardize documentation and claims, but it should not be read as a substitute for a clinician's full assessment.

ICD10

ICD-10 Code I69.91: Cognitive deficits following unspecified cerebrovascular disease

Name: ICD-10 Code I69.91: Cognitive deficits following unspecified cerebrovascular disease
Creator: HealthAssure Clinical Team
Published: 2026-05-21T06:13:28.010Z

I69.91 is an ICD-10 diagnosis entry used to group records related to Cognitive deficits following unspecified cerebrovascular disease. You may see this entry in coding references, medical records, or claims workflows when a broader diagnosis category is being reviewed before a more specific code is chosen. ICD-10 entries help standardize how diagnoses are organized for coding, reporting, analytics, and documentation. This code sits within the broader ICD-10 area for Diseases of the circulatory system (I00-I99).

Reviewed by HealthAssure Clinical TeamUpdated 21 May 2026

What is this code?

ICD-10 entries help standardize how diagnoses are organized for coding, reporting, analytics, and documentation. This code sits within the broader ICD-10 area for Diseases of the circulatory system (I00-I99).

When is it used?

May be used when a clinician documents cognitive deficits following unspecified cerebrovascular disease in a patient's medical record.
May appear in hospital records, claims, referrals, and clinical documentation.
This code may act more like a grouping or parent code, so a more specific child code may be used in final documentation when available.

What it does not mean

A code alone does not explain severity, treatment plan, or outcome.
A medical code should not be treated as a substitute for a doctor's diagnosis or advice.
This entry may represent a broader category rather than the most specific billable code.

Code hierarchy

chapter

9Diseases of the circulatory system (I00-I99)

block

I60-I69Cerebrovascular diseases

Where you may see this code

You may see this entry in coding references, medical records, or claims workflows when a broader diagnosis category is being reviewed before a more specific code is chosen.

Related specialists

CardiologistGeneral PhysicianNeurologistStroke Specialist

Sibling codes

I69.90Unspecified sequelae of unspecified cerebrovascular diseasebillable I69.92Speech and language deficits following unspecified cerebrovascular disease I69.93Monoplegia of upper limb following unspecified cerebrovascular disease I69.94Monoplegia of lower limb following unspecified cerebrovascular disease I69.95Hemiplegia and hemiparesis following unspecified cerebrovascular disease I69.96Other paralytic syndrome following unspecified cerebrovascular disease I69.99Other sequelae of unspecified cerebrovascular disease

Coding guidelines

Common synonyms

Cognitive deficits following unspecified cerebrovascular diseaseCognitive deficits following cerebrovascular disease

Frequently asked questions

About this content

This page is prepared by HealthAssure's clinical team using official coding standards from ICD-10. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.