Q21.16

Billable

Sinus venosus atrial septal defect, unspecified

Sinus venosus atrial septal defect, unspecified

Coding Notes

Inclusion Terms

Alternative clinical terms for this condition

  • Sinus venosus defect, NOS

Excludes 1

Codes that cannot be used together with this code (mutual exclusion)

  • acquired cardiac septal defect (I51.0)

Excludes 2

Conditions not included here, but the patient may have both

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

Also Known As / Clinical Terms

Frequently Asked Questions

What is the ICD-10 code for sinus venosus atrial septal defect, unspecified?

The ICD-10-CM code for sinus venosus atrial septal defect, unspecified is Q21.16. The full clinical description is "Sinus venosus atrial septal defect, unspecified". Q21.16 is a billable/specific code that can be used on insurance claims and medical billing.

What does ICD-10 code Q21.16 mean?

ICD-10-CM code Q21.16 represents "Sinus venosus atrial septal defect, unspecified". It is classified under Chapter 17: Congenital Malformations, Deformations and Chromosomal Abnormalities and is a billable/specific code that can be used on a claim.

Is Q21.16 a billable code?

Yes, Q21.16 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.

What chapter is Q21.16 in?

Q21.16 is in Chapter 17: Congenital Malformations, Deformations and Chromosomal Abnormalities (codes Q00-Q99).

What codes cannot be used with Q21.16?

Q21.16 has Excludes1 notes indicating codes that cannot be used together with it, including: acquired cardiac septal defect (I51.0).

What SNOMED CT codes does Q21.16 map to?

Q21.16 maps to 3 SNOMED CT concepts: 253370004, 253369000, 95268002. SNOMED CT is a clinical terminology used in electronic health records.

What are the UMLS CUIs for Q21.16?

Q21.16 is linked to 1 UMLS Concept Unique Identifier: C0344730. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.

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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.