Congenital malformations of cardiac septa Q21- >

Type 1 Excludes
Type 1 Excludes Help
A type 1 excludes note is a pure excludes. It means "not coded here". A type 1 excludes note indicates that the code excluded should never be used at the same time as Q21. A type 1 excludes note is for used for when two conditions cannot occur together, such as a congenital form versus an acquired form of the same condition.
  • acquired cardiac septal defect (
    ICD-10-CM Diagnosis Code I51.0

    Cardiac septal defect, acquired

      2016 2017 2018 Billable/Specific Code Adult Dx (15-124 years)
    Applicable To
    • Acquired septal atrial defect (old)
    • Acquired septal auricular defect (old)
    • Acquired septal ventricular defect (old)
    Type 1 Excludes
    • cardiac septal defect as current complication following acute myocardial infarction (I23.1, I23.2)
Clinical Information