DxCodebookFY2027 · Oct 1, 2026 – Sep 30, 2027

Category · FY2027

Q22 Congenital malformations of pulmonary and tricuspid valves

  • Header · not billable

Q22 is not billable. The category heads 9 billable codes in FY2027: the 9 codes directly below it.

Index → code

  • Ebstein's anomaly or syndrome (heart) → Q22.5
  • SyndromeEbstein's → Q22.5
  • Atresia, atreticpulmonic → Q22.0

Where it sits

  1. Chapter 17 Congenital malformations, deformations, chromosomal abnormalities, and genetic disorders (Q00-QA1)
  2. Q20-Q28 Congenital malformations of the circulatory system (Q20-Q28)
  3. Q22 Congenital malformations of pulmonary and tricuspid valves
Billable codes
9
Subdivisions
9
CC / MCC codes
3 / 6
HCC V28 codes
0
New FY2027
0
Index entries
68

Codes in Q22

  1. Q22.0
    Pulmonary valve atresia
    BillableMCCExempt
  2. Q22.1
    Congenital pulmonary valve stenosis
    BillableCCExempt
  3. Q22.2
    Congenital pulmonary valve insufficiency
    BillableCCExempt
    Inclusion terms 1

    Inclusion terms

    • Congenital pulmonary valve regurgitation
  4. Q22.3
    Other congenital malformations of pulmonary valve
    BillableCCExempt
    Inclusion terms 2

    Inclusion terms

    • Congenital malformation of pulmonary valve NOS
    • Supernumerary cusps of pulmonary valve
  5. Q22.4
    Congenital tricuspid stenosis
    BillableMCCExempt
    Inclusion terms 1

    Inclusion terms

    • Congenital tricuspid atresia
  6. Q22.5
    Ebstein's anomaly
    BillableMCCExempt
  7. Q22.6
    Hypoplastic right heart syndrome
    BillableMCCExempt
  8. Q22.8
    Other congenital malformations of tricuspid valve
    BillableMCCExempt
  9. Q22.9
    Congenital malformation of tricuspid valve, unspecified
    BillableMCCExempt

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

Notes that also apply

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

Index entries

  • Ebstein's anomaly or syndrome (heart) → Q22.5
  • Absence (of) (organ or part) (complete or partial)pulmonary valve → Q22.0
  • Atresia, atreticpulmonic → Q22.0
  • Fusion, fused (congenital)pulmonic cusps → Q22.1
  • Stenosis, stenotic (cicatricial)pulmonic (congenital) → Q22.1
  • Fallot'striad or trilogy → Q22.3
  • Fenestration, fenestratedpulmonic cusps → Q22.3
  • Supernumerary (congenital)pulmonary, pulmonic cusps → Q22.3
  • Absence (of) (organ or part) (complete or partial)tricuspid valve → Q22.4
  • Atresia, atretictricuspid valve → Q22.4
  • Abnormal, abnormality, abnormalitiesEbstein → Q22.5
  • Anomaly, anomalous (congenital) (unspecified type)Ebstein's (heart) (tricuspid valve) → Q22.5
  • Disease, diseasedEbstein's heart → Q22.5
  • SyndromeEbstein's → Q22.5
  • Hypoplasia, hypoplasticright heart syndrome → Q22.6
  • Anomaly, anomalous (congenital) (unspecified type)tricuspid (leaflet) (valve) → Q22.9
  • Malformation (congenital)tricuspid valve → Q22.9
  • Atresia, atreticheart valve NECpulmonary → Q22.0
  • Atresia, atreticpulmonary (artery)valve → Q22.0
  • Fusion, fused (congenital)cusps, heart valve NECpulmonary → Q22.1
  • Endocarditis (chronic) (marantic) (nonbacterial) (thrombotic) (valvular)pulmonary (chronic) (heart) (valve)congenital → Q22.2
  • Regurgitationpulmonary (valve) (heart)congenital → Q22.2
  • Accessory (congenital)cusp(s), heart valve NECpulmonary → Q22.3
  • Accessory (congenital)valve, heart NECpulmonary → Q22.3
  • Anomaly, anomalous (congenital) (unspecified type)pulmonaryvalve → Q22.3
  • Anomaly, anomalous (congenital) (unspecified type)valve (heart) NECpulmonary → Q22.3
  • Dilatationpulmonaryvalve, congenital → Q22.3
  • Fenestration, fenestratedcusps, heart valve NECpulmonary → Q22.3
  • Incompetency, incompetent, incompetencepulmonary valve (heart)congenital → Q22.3
  • Malformation (congenital)pulmonaryvalve → Q22.3
  • Supernumerary (congenital)cusps, heart valve NECpulmonary → Q22.3
  • Anomaly, anomalous (congenital) (unspecified type)tricuspid (leaflet) (valve)atresia or stenosis → Q22.4
  • Atresia, atreticheart valve NECtricuspid → Q22.4
  • Deformitytricuspid (leaflets) (valve)atresia or stenosis → Q22.4
  • Fusion, fused (congenital)cusps, heart valve NECtricuspid → Q22.4
  • Stenosis, stenotic (cicatricial)tricuspid (valve)congenital → Q22.4
  • Anomaly, anomalous (congenital) (unspecified type)tricuspid (leaflet) (valve)Ebstein's → Q22.5
  • Deformitytricuspid (leaflets) (valve)Ebstein's → Q22.5
  • Anomaly, anomalous (congenital) (unspecified type)heartobstructive NEC → Q22.6
  • Syndromerightheart, hypoplastic → Q22.6

28 more, longer entries are not listed; the search box finds them by word.

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

Hierarchy