I69.91 – Cognitive deficits following unspecified cerebrovascular disease

ICD-10-CM 2027 diagnosis code · Cerebrovascular diseases

Non-billable header

ICD-10-CM code I69.91

Code: I69.91 (claims format: I6991)
Description: Cognitive deficits following unspecified cerebrovascular disease
Short description: Cognitive deficits following unsp cerebrovascular disease
Billable: No – use a more specific code below
Valid for: Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter: 9. Diseases of the circulatory system (I00-I99)
Block: I60-I69 Cerebrovascular diseases
Parent codes: I69 › I69.9

Billable codes under I69.91

I69.91 is a header code and cannot be used on claims. Choose the most specific code:

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

I69 – Sequelae of cerebrovascular disease

Excludes1 (not coded here):

personal history of cerebral infarction without residual deficit (Z86.73)
personal history of prolonged reversible ischemic neurologic deficit (PRIND) (Z86.73)
personal history of reversible ischemic neurologcial deficit (RIND) (Z86.73)
sequelae of traumatic intracranial injury (S06.-)

Notes:

Category I69 is to be used to indicate conditions in I60-I67 as the cause of sequelae. The 'sequelae' include conditions specified as such or as residuals which may occur at any time after the onset of the causal condition

I69.9 – Sequelae of unspecified cerebrovascular diseases

Excludes1 (not coded here):

sequelae of stroke (I69.3)
sequelae of traumatic intracranial injury (S06.-)

Block I60-I69

Excludes1 (not coded here):

traumatic intracranial hemorrhage (S06.-)

Use additional code:

code to identify presence of:
alcohol abuse and dependence (F10.-)
exposure to environmental tobacco smoke (Z77.22)
history of tobacco dependence (Z87.891)
hypertension (I10-I1A)
occupational exposure to environmental tobacco smoke (Z57.31)
tobacco dependence (F17.-)
tobacco use (Z72.0)

Index terms for I69.91

Entries in the ICD-10-CM alphabetic index that lead to this code:

Sequelae, disease, cerebrovascular, cognitive deficits

Related codes in I69.9

Frequently asked questions

What is ICD-10 code I69.91?

I69.91 is the ICD-10-CM code for cognitive deficits following unspecified cerebrovascular disease, in the block I60-I69 (Cerebrovascular diseases).

Is I69.91 a billable code?

No. I69.91 is a header code with more specific child codes; report one of the billable codes listed above.

What category does I69.91 belong to?

It belongs to category I69 – Sequelae of cerebrovascular disease.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.