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ICD-10-CM Diagnosis Code Q21.16

Effective Date: 10/01/2022 To 09/30/2025

Sinus venosus atrial septal defect, unspecified

CMS-HCC-V24 CMS-HCC-V28 RxHCC Age Gender Maternity Acute or Chronic MCC
-- -- -- -- -- -- Acute No
Applicable To for Q21.16:
  • Sinus venosus defect, NOS

Back-references to Q21.16
  • Abnormal, abnormality, abnormalities see also Anomaly
    • sinus venosus Q21.16
    • Defect, defective Q89.9
    • Chapter, Section and Diagnosis Prefix for Q21.16
        Q00-Q99 :

        Congenital malformations, deformations and chromosomal abnormalities

        Q20-Q28 :

        Congenital malformations of the circulatory system

        Q21 :

        Congenital malformations of cardiac septa