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ICD-10-CM 2027

ICD-10 code for fenestration

Choose a code from the options below based on the documentation.

From the official ICD-10-CM alphabetic index entry “Fenestration, fenestrated”. Page updated September 29, 2026.

About coding fenestration

The official ICD-10-CM index doesn't give a single default code for fenestration; the code depends on the details below.

More specific fenestration codes (official index)

  • aortico-pulmonary Q21.4 — Aortopulmonary septal defect
  • atrial septum Q21.11 — Secundum atrial septal defect
  • cusps, heart valve NEC Q24.8 — Other specified congenital malformations of heart
  • pulmonary Q22.3 — Other congenital malformations of pulmonary valve
  • pulmonic cusps Q22.3 — Other congenital malformations of pulmonary valve

Common questions about fenestration ICD-10 codes

What is the ICD-10 code for aortico-pulmonary fenestration?

Q21.4 — Aortopulmonary septal defect.

What is the ICD-10 code for atrial septum fenestration?

Q21.11 — Secundum atrial septal defect.

What is the ICD-10 code for pulmonic cusps fenestration?

Q22.3 — Other congenital malformations of pulmonary valve.