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ICD-10-CM Code for Atrioventricular septal defect, unspecified as to partial or complete Q21.20

ICD-10 code Q21.20 for Atrioventricular septal defect, unspecified as to partial or complete is a medical classification as listed by WHO under the range - Congenital malformations, deformations and chromosomal abnormalities .

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Official Long Descriptor

Atrioventricular septal defect, unspecified as to partial or complete
Atrioventricular canal, NOS
Endocardial cushion defect NOS
Ostium primum atrial septal defect (type I) NOS

Q21

Excludes1: acquired cardiac septal defect (I51.0)

Additional/Related Information

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Get crucial instructions for accurate ICD-10-CM Q21.20 coding with all applicable Excludes 1 and Excludes 2 notes from the section level conveniently shown with each code.
This section shows you chapter-specific coding guidelines to increase your understanding and correct usage of the target ICD-10-CM Volume 1 code.

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