Non-Billable / Non-Specific Code
ICD-10-CM Q25.4 is the diagnosis code for Other congenital malformations of aorta. 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 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.
The following conditions should never be coded at the same time as Q25.4. They are mutually exclusive:
Understanding where Q25.4 sits in the ICD-10-CM classification helps ensure proper coding:
No, Q25.4 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.
Q25.4 is the ICD-10-CM diagnosis code for "Other congenital malformations of aorta". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
The parent code of Q25.4 is Q25 ("Congenital malformations of great arteries"). Q25.4 provides a more specific classification within this category.
Q25.4 is located in Section Q20-Q28 — "Congenital malformations of the circulatory system" within Chapter 17 of the ICD-10-CM Tabular List.
Q25.4 has 1918 sub-code(s) that provide more specific detail: A00, A01, A02, A03, A04 and more.
Use Q25.4 when the patients documented diagnosis matches "Other congenital malformations of aorta" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.
The ICD-10-CM code for Other congenital malformations of aorta is Q25.4.
No, Q25.4 is non-billable. Use a more specific sub-code for primary diagnosis billing.
Q25.4 is in Chapter 17 of the ICD-10-CM Tabular List.
Type 1 Excludes for Q25.4 include: hypoplasia of aorta in hypoplastic left heart syndrome (Q23.4).
Yes, Q25.4 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.