G46.2
Billable

Posterior cerebral artery syndrome

Billable / Specific Code

What is Posterior cerebral artery syndrome?

ICD-10-CM G46.2 is the diagnosis code for Posterior cerebral artery syndrome. This code falls under the section "Episodic and paroxysmal disorders" within Chapter 6 — Diseases of the nervous system (G00-G99). 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.

Coding Guidelines for G46.2

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 G46.2 sits in the ICD-10-CM classification helps ensure proper coding:

Related Codes

Frequently Asked Questions

Is G46.2 a billable ICD-10-CM code?

Yes, G46.2 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

What does G46.2 mean?

G46.2 is the ICD-10-CM diagnosis code for "Posterior cerebral artery syndrome". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What is the parent code of G46.2?

The parent code of G46.2 is G46 ("Vascular syndromes of brain in cerebrovascular diseases"). G46.2 provides a more specific classification within this category.

What section is G46.2 in?

G46.2 is located in Section G40-G47 — "Episodic and paroxysmal disorders" within Chapter 6 of the ICD-10-CM Tabular List.

When should I use G46.2?

Use G46.2 when the patients documented diagnosis matches "Posterior cerebral artery syndrome" 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 Posterior cerebral artery syndrome?

The ICD-10-CM code for Posterior cerebral artery syndrome is G46.2.

Can G46.2 be used for primary diagnosis?

Yes, G46.2 can be used as a primary diagnosis code since it is billable and specific.

What chapter is G46.2 in?

G46.2 is in Chapter 6 of the ICD-10-CM Tabular List.

Is G46.2 valid for 2026?

Yes, G46.2 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousG46.1Anterior cerebral artery syndromeNext →G46.3Brain stem stroke syndrome
Code Details
G46.2
Posterior cerebral artery syndrome
Billable / Specific Code
6 — Diseases of the nervous system (G00-G99)
G40-G47 — Episodic and paroxysmal disorders
2026 ICD-10-CM