Q21.19

Other specified atrial septal defect

Billable / specificPOA exempt

Q21.19 is a billable, specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes in FY2027.

Inclusion terms

Applicable to

  • Common atrium
  • Other specified atrial septal abnormality

Includes (from Q21)

  • Note: Codes from this chapter are not for use on maternal records

Excludes1

Not coded here — never report together with this code.

  • acquired cardiac septal defect (I51.0) (from Q21)

Excludes2

Not included here — may be reported together when both conditions exist.

  • ostium primum atrial septal defect (type I) (Q21.20) (from Q21.1)
  • inborn errors of metabolism (E70-E88) (from Q21)

Also known as

  • Common atrium
  • Other specified atrial septal abnormality
  • Abnormal, abnormality, abnormalities, atrial septal, specified NEC
  • Absence, atrial septum
  • Absence, septum, atrial
  • Acleistocardia
  • Agenesis, septum, atrial
  • Anomaly, anomalous, heart, septum, auricular
  • Anomaly, anomalous, heart, septum, interatrial
  • Closure, interauricular septum, defective
  • Common, atrium
  • Cor, triloculare, biventriculare
  • Defect, defective, atrial septal, specified NEC
  • Defect, defective, interatrial septal
  • Defect, defective, interauricular septal
  • Disease, diseased, Lutembacher's
  • Fusion, fused, atria

Parent code

  • Q21.1Atrial septal defectHeader

Related codes

  • Q21.10Atrial septal defect, unspecifiedBillable
  • Q21.11Secundum atrial septal defectBillable
  • Q21.12Patent foramen ovaleBillable
  • Q21.13Coronary sinus atrial septal defectBillable
  • Q21.14Superior sinus venosus atrial septal defectBillable
  • Q21.15Inferior sinus venosus atrial septal defectBillable
  • Q21.16Sinus venosus atrial septal defect, unspecifiedBillable

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