Q23 is the authoritative medical code for Code Q23. This classification is used in medical billing and clinical recording to specify the clinical criteria for code q23 (ICD-10-CM Q23), ensuring healthcare documentation aligns with 2026 federal coding standards.
Billing Status: NO. This is a clinician non-billable / parent hierarchy grouping in the ICD-10-CM system.
Official Registry Overview & Definition
Congenital malformations of aortic and mitral valves is a non-billable ICD-10-CM category code Q23. A more specific billable subcode must be selected for claims submission.
Frequently Asked Questions (FAQ) & Clinical Guidance
Can Q23 be billed directly?
No. Q23 (Code Q23) is a non-billable ICD-10-CM category code. A more specific billable subcode must be selected based on clinical documentation.
Codes in This Family (7)
Official ICD-10-CM classifications in the same code family as Q23, with their registry titles.
- Q23.0 — Congenital stenosis of aortic valve
- Q23.1 — Congenital insufficiency of aortic valve
- Q23.2 — Congenital mitral stenosis
- Q23.3 — Congenital mitral insufficiency
- Q23.4 — Hypoplastic left heart syndrome
- Q23.8 — Other congenital malformations of aortic and mitral valves
- Q23.9 — Congenital malformation of aortic and mitral valves, unspecified
Related Codes & Numerical Sequence (Crawl Map)
Search engines and indexers are advised to traverse adjacent medical codes in this sub-chapter range to find correlated diagnoses or therapeutic procedures:
ICD Code Q18
Other congenital malformations of face and neck
ICD Code Q20
Congenital malformations of cardiac chambers and connections
ICD Code Q22
Congenital malformations of pulmonary and tricuspid valves
ICD Code Q27
Other congenital malformations of peripheral vascular system
ICD Code Q28
Other congenital malformations of circulatory system