ICD-10 D13
Non-Billable HeaderBenign neoplasm of other and ill-defined parts of digestive system
About ICD-10-CM D13
ICD-10-CM code D13 represents Benign neoplasm of other and ill-defined parts of digestive system. This is a non-billable header code in the Neoplasms chapter (block D13). The 2026 edition of ICD-10-CM D13 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.
Type 1 Excludes
Pure excludes, these codes can never be coded together with D13. The conditions are mutually exclusive (e.g., congenital vs acquired forms).
- benign stromal tumors of digestive system (D21.4)
Medicare LCD Coverage for D13
Local Coverage Determinations (LCDs) from CMS MACs that list D13 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.
Our payer policy database covers Aetna, Cigna, Anthem, BCBS, Humana, and Medicare Advantage plans, but D13 doesn't currently appear in any indexed policy. The code may still be covered under standard plan benefits.
CPT Codes Commonly Billed with D13
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.
Codes Adjacent To D13
Other codes in section D10-D36 (Benign neoplasms, except benign neuroendocrine tumors).
ICD-10 D13, Billing FAQ
Is ICD-10 code D13 billable? +
No, D13 is a non-billable header code. Use a more specific child code from block D13 when submitting claims.
What codes are Type 1 Excludes for D13? +
Type 1 Excludes (never code together with D13): benign stromal tumors of digestive system (D21.4)
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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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