I67.1
Billable

Cerebral aneurysm, nonruptured

Billable / Specific Code

What is Cerebral aneurysm, nonruptured?

ICD-10-CM I67.1 is the diagnosis code for Cerebral aneurysm, nonruptured. This code falls under the section "Cerebrovascular diseases" within Chapter 9 — Diseases of the circulatory system (I00-I99). It is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.

💡 Inclusions
⛔ Excludes1

Coding Guidelines for I67.1

✅ This Code Includes

  • Cerebral aneurysm NOS
  • Cerebral arteriovenous fistula, acquired
  • Internal carotid artery aneurysm, intracranial portion
  • Internal carotid artery aneurysm, NOS

⛔ Type 1 Excludes (Never code together)

The following conditions should never be coded at the same time as I67.1. They are mutually exclusive:

  • congenital cerebral aneurysm, nonruptured (Q28.-)
  • ruptured cerebral aneurysm (I60.7)

ICD-10-CM Code Hierarchy

Understanding where I67.1 sits in the ICD-10-CM classification helps ensure proper coding:

Related Codes

Frequently Asked Questions

Is I67.1 a billable ICD-10-CM code?

Yes, I67.1 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

What does I67.1 mean?

I67.1 is the ICD-10-CM diagnosis code for "Cerebral aneurysm, nonruptured". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What is the parent code of I67.1?

The parent code of I67.1 is I67 ("Other cerebrovascular diseases"). I67.1 provides a more specific classification within this category.

What section is I67.1 in?

I67.1 is located in Section I60-I69 — "Cerebrovascular diseases" within Chapter 9 of the ICD-10-CM Tabular List.

When should I use I67.1?

Use I67.1 when the patients documented diagnosis matches "Cerebral aneurysm, nonruptured" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.

People Also Ask

What is the ICD-10 code for Cerebral aneurysm, nonruptured?

The ICD-10-CM code for Cerebral aneurysm, nonruptured is I67.1.

Can I67.1 be used for primary diagnosis?

Yes, I67.1 can be used as a primary diagnosis code since it is billable and specific.

What chapter is I67.1 in?

I67.1 is in Chapter 9 of the ICD-10-CM Tabular List.

What conditions are excluded from I67.1?

Type 1 Excludes for I67.1 include: congenital cerebral aneurysm, nonruptured (Q28.-); ruptured cerebral aneurysm (I60.7).

Is I67.1 valid for 2026?

Yes, I67.1 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousI67.0Dissection of cerebral arteries, nonrupturedNext →I67.2Cerebral atherosclerosis
Code Details
I67.1
Cerebral aneurysm, nonruptured
Billable / Specific Code
9 — Diseases of the circulatory system (I00-I99)
I60-I69 — Cerebrovascular diseases
2026 ICD-10-CM