ICD-10 Q36.9
Billable / SpecificCleft lip, unilateral
About ICD-10-CM Q36.9
ICD-10-CM code Q36.9 represents Cleft lip, unilateral. This is a billable/specific code in the Congenital Malformations chapter (block Q36). The 2026 edition of ICD-10-CM Q36.9 became effective on October 1, 2025.
Inclusion Terms / Approximate Synonyms
Clinical terms and conditions classified under Q36.9. Per CMS ICD-10-CM Tabular 2026.
- Cleft lip NOS
Medicare LCD Coverage for Q36.9
Local Coverage Determinations (LCDs) from CMS MACs that list Q36.9 as a covered diagnosis.
Showing top 10 of 405 total . Click a CPT for full coverage scope.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing Q36.9.
1 Aetna
5 Medicare
CPT Codes Commonly Billed with Q36.9
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 Q36.9 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 |
|---|---|---|
| Q36.9 | 74910 | 10000 |
| Q36.9 | 74911 | 10000 |
| Q36.9 | 74912 | 10000 |
Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).
Codes Adjacent To Q36.9
Other codes in section Q35-Q37 (Cleft lip and cleft palate).
ICD-10 Q36.9, Billing FAQ
Is ICD-10 code Q36.9 billable? +
Yes, Q36.9 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 Q36.9? +
ICD-10 Q36.9 includes: Cleft lip NOS.
What ICD-9 codes does Q36.9 map to? +
Per CMS GEMs, Q36.9 maps to ICD-9 codes: 74910, 74911, 74912. 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 June 1, 2026.
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