Q30.0

Billable

ChapterQ00–Q99

Ranksubcategory

Official Description

Choanal atresia

Metadata & Insights

•2026 ICD-10-CM Edition - Effective October 1, 2025.
•Billable/specific code (valid for reimbursement).
•Chapter 17: Congenital Malformations, Deformations and Chromosomal Abnormalities (Q00-Q99).

Instructional Notes

Includes

Atresia of nares (anterior) (posterior)
Congenital stenosis of nares (anterior) (posterior)

General instructions are available for the parent sections:

View CH17 Notes View Q30 Notes

Clinical Hierarchy

CH17Congenital malformations, deformations and chromosomal abnormalities (Q00-QA0)

Q30-Q34Congenital malformations of the respiratory system (Q30-Q34)

Q30Congenital malformations of nose

Q30.0Choanal atresia

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to Q30.0:

categoryQ30

Congenital malformations of nose

View context instructions

chapterCH17

Congenital malformations, deformations and chromosomal abnormalities (Q00-QA0)

View context instructions

Alphabetic Index Mentions

These are Diagnosis Index lookup paths that route to Q30.0. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

13 raw paths

Atresia, atretic3 unique routes

choana→Q30.0

nares (anterior) (posterior)→Q30.0

nose, nostril→Q30.0

Closure2 unique routes

congenital, nose→Q30.0

nose (congenital)→Q30.0

Fusion, fused (congenital)2 unique routes

choanal→Q30.0

nares, nose, nasal, nostril (s)→Q30.0

Occlusion, occluded2 unique routes