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ICD-10-CM 2027

ICD-10 code for pulmonary dilatation

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

From the official ICD-10-CM alphabetic index entry “Dilatation › pulmonary”. Page updated September 29, 2026.

About coding pulmonary dilatation

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

More specific pulmonary dilatation codes (official index)

  • artery (idiopathic) I28.8 — Other diseases of pulmonary vessels
  • valve, congenital Q22.3 — Other congenital malformations of pulmonary valve

Common questions about pulmonary dilatation ICD-10 codes

What is the ICD-10 code for artery pulmonary dilatation?

I28.8 — Other diseases of pulmonary vessels.