I639 - Stroke (brain tissue damage due to blocked blood flow), type not specified

International Classification of Diseases

Last updated: 3/24/2026

What is a ICD-10 Code?

ICD-10 (International Classification of Diseases, 10th Revision) codes are used to classify and code all diagnoses, symptoms, and procedures recorded in association with hospital care. These codes provide a standardized way to track health conditions and their treatment outcomes.

Detailed Description

This code indicates that you have had a cerebral infarction, which is the medical term for a stroke caused by blocked blood flow to part of the brain. When blood flow is interrupted, brain tissue in that area becomes damaged or dies. The 'unspecified' designation means that the medical records don't specify the exact type or location of the stroke, or the specific blood vessel that was affected. This is a serious medical condition that requires immediate medical attention and ongoing care.

Additional Information

Cerebral infarction is a medical emergency. This code is used when the specific type, cause, or location of the stroke is not documented or specified in the medical record.

Category

Cerebrovascular Disease

Medical Specialty

Neurology

Expected Costs

Your actual cost will depend on your insurance coverage, provider location, and specific circumstances.

What's Required Before This

  • Medical imaging (CT or MRI)
  • Neurological examination
  • Blood tests

What to Expect After

  • Neurological monitoring
  • Physical therapy evaluation
  • Speech therapy if needed
  • Occupational therapy if needed
  • Medication management
  • Risk factor modification

Why Understanding This Code Matters

On Your Medical Bill

This code appears on your medical bills to identify the specific service, procedure, drug, or medical diagnosis you received. Understanding what it means helps you verify you're being charged correctly and know what to expect.

For Your Health

Knowing what this code represents helps you understand your treatment plan, ask better questions during appointments, and track your healthcare journey more effectively.

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