DxCodebookFY2027 · Oct 1, 2026 – Sep 30, 2027

Category · FY2027

Q32 Congenital malformations of trachea and bronchus

  • Header · not billable

Q32 is not billable. The category heads 5 billable codes in FY2027: the 5 codes directly below it.

Index → code

  • Tracheobronchomegaly → Q32.4
  • Mounier-Kuhn syndrome → Q32.4
  • Pouchbronchus → Q32.4

Where it sits

  1. Chapter 17 Congenital malformations, deformations, chromosomal abnormalities, and genetic disorders (Q00-QA1)
  2. Q30-Q34 Congenital malformations of the respiratory system (Q30-Q34)
  3. Q32 Congenital malformations of trachea and bronchus
Billable codes
5
Subdivisions
5
CC / MCC codes
5 / 0
HCC V28 codes
0
New FY2027
0
Index entries
39

Codes in Q32

  1. Q32.0
    Congenital tracheomalacia
    BillableCCExempt
  2. Q32.1
    Other congenital malformations of trachea
    BillableCCExempt
    Inclusion terms 6

    Inclusion terms

    • Atresia of trachea
    • Congenital anomaly of tracheal cartilage
    • Congenital dilatation of trachea
    • Congenital malformation of trachea
    • Congenital stenosis of trachea
    • Congenital tracheocele
  3. Q32.2
    Congenital bronchomalacia
    BillableCCExempt
  4. Q32.3
    Congenital stenosis of bronchus
    BillableCCExempt
  5. Q32.4
    Other congenital malformations of bronchus
    BillableCCExempt
    Inclusion terms 5

    Inclusion terms

    • Absence of bronchus
    • Agenesis of bronchus
    • Atresia of bronchus
    • Congenital diverticulum of bronchus
    • Congenital malformation of bronchus NOS

CC/MCC: as a secondary diagnosis, unless the principal diagnosis is on the code’s PDX exclusion list (MS-DRG v44 Appendix C; list on the code card).

Sources of each column.

Instructions

At Q32

Excludes1

  • congenital bronchiectasis (Q33.4) Q33.4

Notes that also apply

Chapter 17 instructions (Notes 1, Excludes2 1): printed on the chapter 17 page.

Index entries

  • Mounier-Kuhn syndrome → Q32.4
  • Tracheobronchomegaly → Q32.4
  • Tracheomalaciacongenital → Q32.0
  • Absence (of) (organ or part) (complete or partial)trachea (cartilage), congenital → Q32.1
  • Agenesistrachea (cartilage) → Q32.1
  • Anomaly, anomalous (congenital) (unspecified type)trachea (cartilage) → Q32.1
  • Atresia, atretictrachea → Q32.1
  • Bifurcation (congenital)trachea → Q32.1
  • Deformitytrachea (rings) (congenital) → Q32.1
  • Dilatationtrachea, congenital → Q32.1
  • Displacement, displacedtrachea (congenital) → Q32.1
  • Distortion(s) (congenital)trachea (cartilage) → Q32.1
  • Fistula (cutaneous)trachea, congenital (external) (internal) → Q32.1
  • Malformation (congenital)trachea → Q32.1
  • Separationtracheal ring, incomplete, congenital → Q32.1
  • Tracheocele (external) (internal)congenital → Q32.1
  • Bronchomalaciacongenital → Q32.2
  • Absence (of) (organ or part) (complete or partial)bronchus (congenital) → Q32.4
  • Agenesisbronchus → Q32.4
  • Anomaly, anomalous (congenital) (unspecified type)bronchus → Q32.4
  • Aplasiabronchus → Q32.4
  • Atresia, atreticbronchus → Q32.4
  • Blindbronchus (congenital) → Q32.4
  • Deformitybronchus (congenital) → Q32.4
  • Diverticulum, diverticula (multiple)bronchus (congenital) → Q32.4
  • Hypoplasia, hypoplasticbronchus → Q32.4
  • Malformation (congenital)bronchus → Q32.4
  • Pouchbronchus → Q32.4
  • Rudimentary (congenital)tracheal bronchus → Q32.4
  • SyndromeMounier-Kuhn → Q32.4
  • Arrest, arresteddevelopment or growthtracheal rings → Q32.1
  • Imperfectclosure (congenital)trachea → Q32.1
  • Malpositioncongenitaltrachea → Q32.1
  • Stenosis, stenotic (cicatricial)tracheacongenital → Q32.1
  • Stricturetracheacongenital → Q32.1
  • Stenosis, stenotic (cicatricial)bronchuscongenital → Q32.3
  • Stricturebronchuscongenital → Q32.3
  • Developmentincompletebronchial tree → Q32.4
  • Malpositioncongenitalbronchus → Q32.4

NCHS Alphabetic Index. Index first, then the Tabular List.

Hierarchy