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Q33.9

Congenital malformation of lung, unspecified

Billable FY2026 2025-10-01 → 2026-09-30
This is the unspecified option. 8 more specific codes sit alongside it. Worth checking whether the documentation supports one of them.
Instructional notes

No further instructional notes apply.

Index entries leading here 4
  • Anomaly, anomalous (congenital) (unspecified type) Q89.9
  • Disease, diseased — see also Syndrome
  • Deformity Q89.9
    • lung (congenital) Q33.9
  • Malformation (congenital) — see also Anomaly
Alongside this code 8 same parent — Q33
Q33.0 Congenital cystic lung Q33.1 Accessory lobe of lung Q33.2 Sequestration of lung Q33.3 Agenesis of lung Q33.4 Congenital bronchiectasis Q33.5 Ectopic tissue in lung Q33.6 Congenital hypoplasia and dysplasia of lung Q33.8 Other congenital malformations of lung
Additional references
AHA Coding Clinic® Licence required

Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.

Risk adjustment

Maps to no condition category in any loaded model.

Presence is a property of the code. Untick a model to hide it everywhere.

This code

Billable
yes
Code set
FY2026
Parent
Q33
Block
Q30-Q34
Siblings
8

Present FY2024–FY2027.