ICD-10 Q30.0
Billable / SpecificChoanal atresia
About ICD-10-CM Q30.0
ICD-10-CM code Q30.0 represents Choanal atresia. This is a billable/specific code in the Congenital Malformations chapter (block Q30). The 2026 edition of ICD-10-CM Q30.0 became effective on October 1, 2025.
Inclusion Terms / Approximate Synonyms
Clinical terms and conditions classified under Q30.0. Per CMS ICD-10-CM Tabular 2026.
- Atresia of nares (anterior) (posterior)
- Congenital stenosis of nares (anterior) (posterior)
Medicare LCD Coverage for Q30.0
Local Coverage Determinations (LCDs) from CMS MACs that list Q30.0 as a covered diagnosis.
Showing top 10 of 328 total . Click a CPT for full coverage scope.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing Q30.0.
2 Aetna
2 Cigna
5 Medicare
CPT Codes Commonly Billed with Q30.0
Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.
We don't have CPT pairings indexed for this specific code yet. Use the CPT search above to find common procedures, or check your payer's published medical policy for code-specific guidance.
Convert Q30.0 to ICD-9-CM
Per CMS General Equivalence Mappings (GEMs), useful for legacy data review and historical claim analysis.
| ICD-10 | ICD-9 | Mapping Flags |
|---|---|---|
| Q30.0 | 7480 | 00000 |
Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).
Codes Adjacent To Q30.0
Other codes in section Q30-Q34 (Congenital malformations of the respiratory system).
ICD-10 Q30.0, Billing FAQ
Is ICD-10 code Q30.0 billable? +
Yes, Q30.0 is a billable ICD-10-CM code that can appear as a primary or secondary diagnosis on claims.
What other names or terms map to Q30.0? +
ICD-10 Q30.0 includes: Atresia of nares (anterior) (posterior); Congenital stenosis of nares (anterior) (posterior).
What ICD-9 codes does Q30.0 map to? +
Per CMS GEMs, Q30.0 maps to ICD-9 codes: 7480. Useful for legacy data review and historical claim analysis.
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Reviewed by the PayerReady Medical Coding Team
Verified against the CMS 2026 code set on May 31, 2026.
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