Q21.21
BillablePartial atrioventricular septal defect
Partial atrioventricular septal defect
Status
Billable / Specific
Parent Code
Q21.2Coding Notes
Inclusion Terms
Alternative clinical terms for this condition
- Incomplete atrioventricular canal
- Incomplete atrioventricular septal defect
- Incomplete endocardial cushion defect
- Ostium primum atrial septal defect (type I) with separate atrioventricular valves
- Partial atrioventricular canal
- Partial endocardial cushion defect
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)
Also Known As / Clinical Terms
SNOMED CT
UMLS
- 1 ASD - Primum atrial septal defectC0344735
- ASD I - Primum atrial septal defectC0344735
- ASD1 - Primum atrial septal defectC0344735
- ATRIAL SEPTAL DEFECT, PRIMUM TYPEC0344735
- Atrial Septal Defect, Primum TypeC0344735
- Atrial septal defect, primum typeC0344735
- Atrial septal defect, primum-typeC0344735
- Atrioventricular canal, partialC0344735
- Atrioventricular septal defect - isolated atrial componentC0344735
- Atrioventricular septal defect - isolated atrial component (disorder)C0344735
- Atrioventricular septal defect, partialC0344735
- Partial AVSDC0344735
- Partial atrioventricular canalC0344735
- Partial atrioventricular septal defectC0344735
- Partial atrioventricular septal defectsC0344735
- Partial common atrioventricular canalC0344735
- Primum atrial septal defectC0344735
- Primum atrioventricular canal defectC0344735
- Septum primum defectC0344735
- ostium primum ASDC0344735
- Atrioventricular canal defect, partialC4023290
- Atrioventricular septal defect, incompleteC4023290
- Incomplete AVSDC4023290
- Incomplete atrioventricular septal defectC4023290
- PAVSDC4023290
- Partial AVC defectC4023290
- Partial atrioventricular canal defectC4023290
- Partial defect of atrioventricular canalC4023290
- Partial defect of atrioventricular canal (disorder)C4023290
- Incomplete atrioventricular canalC5676493
- Incomplete endocardial cushion defectC5676494
- Ostium primum atrial septal defect (type I) with separate atrioventricular valvesC5676495
- Partial endocardial cushion defectC5676587
Frequently Asked Questions
What is the ICD-10 code for partial atrioventricular septal defect?
The ICD-10-CM code for partial atrioventricular septal defect is Q21.21. The full clinical description is "Partial atrioventricular septal defect". Q21.21 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code Q21.21 mean?
ICD-10-CM code Q21.21 represents "Partial atrioventricular septal defect". 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 Q21.21 a billable code?
Yes, Q21.21 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is Q21.21 in?
Q21.21 is in Chapter 17: Congenital Malformations, Deformations and Chromosomal Abnormalities (codes Q00-Q99).
What codes cannot be used with Q21.21?
Q21.21 has Excludes1 notes indicating codes that cannot be used together with it, including: acquired cardiac septal defect (I51.0).
What SNOMED CT codes does Q21.21 map to?
Q21.21 maps to 3 SNOMED CT concepts: 60732002, 15459006, 718216009. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for Q21.21?
Q21.21 is linked to 6 UMLS Concept Unique Identifiers: C0344735, C4023290, C5676493, C5676494, C5676495, and 1 more. 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.