2026 ICD-10-CM Diagnosis Code I67.89Other cerebrovascular disease

ICD-10-CM Codes›I00–I99›I60-I69›I67

ICD-10-CM I67.89
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

I67.89 is a billable ICD-10-CM diagnosis code for other cerebrovascular disease. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026). In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Other and ill-defined cerebrovascular disease.

Code Identity

ICD-10-CM Code
I67.89
Billable Status
Yes — Valid for Submission
Code Describes
Other cerebrovascular disease
Short Description
Other cerebrovascular disease
Same as the full description in the CMS dataset.
Parent Code
I67.8
Other specified cerebrovascular diseases

Code Classification

ChapterI00–I99Diseases of the circulatory system
SectionI60-I69Cerebrovascular diseases
CategoryI67Other cerebrovascular diseases
This CodeI67.89Other cerebrovascular disease

Approximate SynonymsGuidance

Alternate terms and clinical phrases that map to this code.

  • Cerebral autosomal recessive arteriopathy with subcortical infarcts and leukoencephalopathy
  • Cerebroretinal microangiopathy with calcifications and cysts
  • Cerebrospinal angiopathy
  • Disorder of brain due to and following radiotherapy
  • Impending cerebral ischemia
  • Late delayed necrosis of neuron due to and following radiotherapy
  • Necrosis of brain caused by ionizing radiation
  • Necrosis of central nervous system caused by ionizing radiation
  • Necrosis of temporal lobe caused by ionizing radiation
  • Retinocochleocerebral vasculopathy
  • Secondary cerebrovascular disease
  • Stenosis of intracranial vessel

Index to Diseases and InjuriesGuidance

Alphabetical index entries that point to this code.

External Cause of Injuries IndexGuidance

References for this code in the External Cause of Injuries Index.

    • Anemia(essential) (general) (hemoglobin deficiency) (infantile) (primary) (profound)
      • cerebral
    • Disease, diseased
      • cerebrovascular
        • acute
    • Disease, diseased
      • cerebrovascular
        • specified NEC
    • Hyperemia(acute) (passive)
      • cerebral
    • Necrosis, necrotic(ischemic)
      • brain
    • Necrosis, necrotic(ischemic)
      • central nervous system NEC
    • Necrosis, necrotic(ischemic)
      • cerebellar
    • Necrosis, necrotic(ischemic)
      • cerebral
    • Thromboangiitis
      • obliterans (general)
        • cerebral
    • Thromboangiitis
      • obliterans (general)
        • vessels
          • brain
    • Thromboangiitis
      • obliterans (general)
        • vessels
          • spinal cord

Clinical ClassificationClinical

AHRQ’s CCSR groups this code into broader clinical categories.

CCSR CIR024
Other and ill-defined cerebrovascular disease
Default principal diagnosis: inpatient Yes · outpatient Yes

Patient EducationClinical

Brain Diseases

Your brain is the control center of your body. It controls your thoughts, memory, speech, and movement. It regulates the function of many organs. It's part of your nervous system, which also includes your spinal cord and peripheral nerves. The nervous system sends signals between your brain and the rest of the body.

Read the full article at MedlinePlus

Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.

Convert I67.89 to ICD-9-CMHistory

The closest ICD-9-CM equivalents under the General Equivalence Mappings.

ICD-9-CM
436 Cva
Approximate The match is approximate rather than exact.
ICD-9-CM
437.1 Ac cerebrovasc insuf NOS
Approximate The match is approximate rather than exact.
ICD-9-CM
437.8 Cerebrovasc disease NEC
Approximate The match is approximate rather than exact.

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2025No changes
FY 2026CurrentCurrent code set, no changesEffective October 1, 2025 through September 30, 2026.

Questions About I67.89Overview

Is I67.89 (Other specified cerebrovascular diseases) a billable code?

Yes. This is a billable ICD-10-CM code, specific enough to report other cerebrovascular disease on HIPAA-covered claims from October 1, 2025 through September 30, 2026.

What is the ICD-9 equivalent of I67.89?

Under the General Equivalence Mappings, other cerebrovascular disease converts to ICD-9-CM 436 (cva), 437.1 (ac cerebrovasc insuf NOS), and 437.8 (cerebrovasc disease NEC). The mapping is approximate, so confirm the match fits the documentation.

Footnotes

[1] Chronic - a chronic condition code indicates a condition lasting 12 months or longer and its effect on the patient based on one or both of the following criteria:

  • The condition results in the need for ongoing intervention with medical products,treatment, services, and special equipment
  • The condition places limitations on self-care, independent living, and social interactions.