I67.84
Non-Billable

Cerebral vasospasm and vasoconstriction

Non-Billable / Non-Specific Code

What is Cerebral vasospasm and vasoconstriction?

ICD-10-CM I67.84 is the diagnosis code for Cerebral vasospasm and vasoconstriction. This code falls under the section "Cerebrovascular diseases" within Chapter 9 — Diseases of the circulatory system (I00-I99). It is a non-billable/non-specific ICD-10-CM code that should not be used for reimbursement. A more specific sub-code is required for billing. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.

Coding Guidelines for I67.84

Always refer to the official ICD-10-CM Tabular List for complete coding guidelines. Ensure documentation supports the specificity of the code selected. When in doubt, consult a certified medical coder or the latest CMS guidelines.

ICD-10-CM Code Hierarchy

Understanding where I67.84 sits in the ICD-10-CM classification helps ensure proper coding:

Current CodeI67.84 — Cerebral vasospasm and vasoconstriction
Sub-Codes (2)
Sub-Codes 2 entries
I67.841Reversible cerebrovascular vasoconstriction syndromeBillableI67.848Other cerebrovascular vasospasm and vasoconstrictionBillable
Related Codes

Frequently Asked Questions

Is I67.84 a billable ICD-10-CM code?

No, I67.84 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.

What does I67.84 mean?

I67.84 is the ICD-10-CM diagnosis code for "Cerebral vasospasm and vasoconstriction". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What is the parent code of I67.84?

The parent code of I67.84 is I67.8 ("Other specified cerebrovascular diseases"). I67.84 provides a more specific classification within this category.

What section is I67.84 in?

I67.84 is located in Section I60-I69 — "Cerebrovascular diseases" within Chapter 9 of the ICD-10-CM Tabular List.

What are the sub-codes of I67.84?

I67.84 has 2 sub-code(s) that provide more specific detail: I67.841, I67.848.

When should I use I67.84?

Use I67.84 when the patients documented diagnosis matches "Cerebral vasospasm and vasoconstriction" 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 vasospasm and vasoconstriction?

The ICD-10-CM code for Cerebral vasospasm and vasoconstriction is I67.84.

Can I67.84 be used for primary diagnosis?

No, I67.84 is non-billable. Use a more specific sub-code for primary diagnosis billing.

What chapter is I67.84 in?

I67.84 is in Chapter 9 of the ICD-10-CM Tabular List.

Is I67.84 valid for 2026?

Yes, I67.84 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousI67.83Posterior reversible encephalopathy syndromeNext →I67.841Reversible cerebrovascular vasoconstriction syndrome
Code Details
I67.84
Cerebral vasospasm and vasoconstriction
Non-Billable / Non-Specific Code
9 — Diseases of the circulatory system (I00-I99)
I60-I69 — Cerebrovascular diseases
2026 ICD-10-CM