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ICD-10-CM 2027

ICD-10 code for Fallot's

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

From the official ICD-10-CM alphabetic index entry “Fallot's”. Page updated September 29, 2026.

About coding Fallot's

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

More specific Fallot's codes (official index)

  • pentalogy Q21.8 — Other congenital malformations of cardiac septa
  • tetrad or tetralogy Q21.3 — Tetralogy of Fallot
  • triad or trilogy Q22.3 — Other congenital malformations of pulmonary valve

Common questions about Fallot's ICD-10 codes

What is the ICD-10 code for pentalogy fallot's?

Q21.8 — Other congenital malformations of cardiac septa.

What is the ICD-10 code for tetrad or tetralogy fallot's?

Q21.3 — Tetralogy of Fallot.

What is the ICD-10 code for triad or trilogy fallot's?

Q22.3 — Other congenital malformations of pulmonary valve.