ICD-10 D13.9
Non-Billable HeaderBenign neoplasm of ill-defined sites within the digestive system
About ICD-10-CM D13.9
ICD-10-CM code D13.9 represents Benign neoplasm of ill-defined sites within the digestive system. This is a non-billable header code in the Neoplasms chapter (block D13). The 2026 edition of ICD-10-CM D13.9 became effective on October 1, 2025. Non-billable codes cannot be used as a primary or secondary diagnosis on a claim, use a more specific child code instead.
Medicare LCD Coverage for D13.9
Local Coverage Determinations (LCDs) from CMS MACs that list D13.9 as a covered diagnosis.
This doesn't mean the code isn't covered, it means no MAC has issued a Local Coverage Determination naming this specific code. Coverage may still apply under National Coverage Determinations or general medical-necessity rules.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing D13.9.
1 Cigna
CPT Codes Commonly Billed with D13.9
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 D13.9 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 |
|---|---|---|
| D13.9 | 2119 | 10000 |
Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).
Codes Adjacent To D13.9
Other codes in section D10-D36 (Benign neoplasms, except benign neuroendocrine tumors).
ICD-10 D13.9, Billing FAQ
Is ICD-10 code D13.9 billable? +
No, D13.9 is a non-billable header code. Use a more specific child code from block D13 when submitting claims.
What ICD-9 codes does D13.9 map to? +
Per CMS GEMs, D13.9 maps to ICD-9 codes: 2119. 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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