Q24.3
Billable

Pulmonary infundibular stenosis

Billable / Specific Code

What is Pulmonary infundibular stenosis?

ICD-10-CM Q24.3 is the diagnosis code for Pulmonary infundibular stenosis. This code falls under the section "Congenital malformations of the circulatory system" within Chapter 17 — Congenital malformations, deformations and chromosomal abnormalities (Q00-QA0). 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

Coding Guidelines for Q24.3

✅ This Code Includes

  • Subvalvular pulmonic stenosis

ICD-10-CM Code Hierarchy

Understanding where Q24.3 sits in the ICD-10-CM classification helps ensure proper coding:

Related Codes

Frequently Asked Questions

Is Q24.3 a billable ICD-10-CM code?

Yes, Q24.3 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

What does Q24.3 mean?

Q24.3 is the ICD-10-CM diagnosis code for "Pulmonary infundibular stenosis". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What is the parent code of Q24.3?

The parent code of Q24.3 is Q24 ("Other congenital malformations of heart"). Q24.3 provides a more specific classification within this category.

What section is Q24.3 in?

Q24.3 is located in Section Q20-Q28 — "Congenital malformations of the circulatory system" within Chapter 17 of the ICD-10-CM Tabular List.

When should I use Q24.3?

Use Q24.3 when the patients documented diagnosis matches "Pulmonary infundibular stenosis" 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 Pulmonary infundibular stenosis?

The ICD-10-CM code for Pulmonary infundibular stenosis is Q24.3.

Can Q24.3 be used for primary diagnosis?

Yes, Q24.3 can be used as a primary diagnosis code since it is billable and specific.

What chapter is Q24.3 in?

Q24.3 is in Chapter 17 of the ICD-10-CM Tabular List.

Is Q24.3 valid for 2026?

Yes, Q24.3 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousQ24.2Cor triatriatumNext →Q24.4Congenital subaortic stenosis
Code Details
Q24.3
Pulmonary infundibular stenosis
Billable / Specific Code
17 — Congenital malformations, deformations and chromosomal abnormalities (Q00-QA0)
Q20-Q28 — Congenital malformations of the circulatory system
2026 ICD-10-CM