Q23.1
Billable

Congenital insufficiency of aortic valve

Billable / Specific Code

What is Congenital insufficiency of aortic valve?

ICD-10-CM Q23.1 is the diagnosis code for Congenital insufficiency of aortic valve. 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 Q23.1

✅ This Code Includes

  • Congenital aortic insufficiency

ICD-10-CM Code Hierarchy

Understanding where Q23.1 sits in the ICD-10-CM classification helps ensure proper coding:

Related Codes

Frequently Asked Questions

Is Q23.1 a billable ICD-10-CM code?

Yes, Q23.1 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

What does Q23.1 mean?

Q23.1 is the ICD-10-CM diagnosis code for "Congenital insufficiency of aortic valve". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What is the parent code of Q23.1?

The parent code of Q23.1 is Q23 ("Congenital malformations of aortic and mitral valves"). Q23.1 provides a more specific classification within this category.

What section is Q23.1 in?

Q23.1 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 Q23.1?

Use Q23.1 when the patients documented diagnosis matches "Congenital insufficiency of aortic valve" 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 Congenital insufficiency of aortic valve?

The ICD-10-CM code for Congenital insufficiency of aortic valve is Q23.1.

Can Q23.1 be used for primary diagnosis?

Yes, Q23.1 can be used as a primary diagnosis code since it is billable and specific.

What chapter is Q23.1 in?

Q23.1 is in Chapter 17 of the ICD-10-CM Tabular List.

Is Q23.1 valid for 2026?

Yes, Q23.1 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousQ23.0Congenital stenosis of aortic valveNext →Q23.2Congenital mitral stenosis
Code Details
Q23.1
Congenital insufficiency of aortic valve
Billable / Specific Code
17 — Congenital malformations, deformations and chromosomal abnormalities (Q00-QA0)
Q20-Q28 — Congenital malformations of the circulatory system
2026 ICD-10-CM