ICD-10 Q45.8
Billable / SpecificOther specified congenital malformations of digestive system
About ICD-10-CM Q45.8
ICD-10-CM code Q45.8 represents Other specified congenital malformations of digestive system. This is a billable/specific code in the Congenital Malformations chapter (block Q45). The 2026 edition of ICD-10-CM Q45.8 became effective on October 1, 2025.
Inclusion Terms / Approximate Synonyms
Clinical terms and conditions classified under Q45.8. Per CMS ICD-10-CM Tabular 2026.
- Absence (complete) (partial) of alimentary tract NOS
- Duplication of digestive system
- Malposition, congenital of digestive system
Medicare LCD Coverage for Q45.8
Local Coverage Determinations (LCDs) from CMS MACs that list Q45.8 as a covered diagnosis.
Showing top 9. Click a CPT for full coverage scope.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing Q45.8.
1 Medicare
CPT Codes Commonly Billed with Q45.8
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 Q45.8 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 |
|---|---|---|
| Q45.8 | 7518 | 00000 |
Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).
Codes Adjacent To Q45.8
Other codes in section Q38-Q45 (Other congenital malformations of the digestive system).
ICD-10 Q45.8, Billing FAQ
Is ICD-10 code Q45.8 billable? +
Yes, Q45.8 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 Q45.8? +
ICD-10 Q45.8 includes: Absence (complete) (partial) of alimentary tract NOS; Duplication of digestive system; Malposition, congenital of digestive system.
What ICD-9 codes does Q45.8 map to? +
Per CMS GEMs, Q45.8 maps to ICD-9 codes: 7518. 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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