ICD-10 D19.9
Billable / SpecificBenign neoplasm of mesothelial tissue, unspecified
About ICD-10-CM D19.9
ICD-10-CM code D19.9 represents Benign neoplasm of mesothelial tissue, unspecified. This is a billable/specific code in the Neoplasms chapter (block D19). The 2026 edition of ICD-10-CM D19.9 became effective on October 1, 2025.
Inclusion Terms / Approximate Synonyms
Clinical terms and conditions classified under D19.9. Per CMS ICD-10-CM Tabular 2026.
- Benign mesothelioma NOS
Medicare LCD Coverage for D19.9
Local Coverage Determinations (LCDs) from CMS MACs that list D19.9 as a covered diagnosis.
Showing top 10 of 68 total . Click a CPT for full coverage scope.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing D19.9.
3 Medicare
CPT Codes Commonly Billed with D19.9
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 D19.9 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 |
|---|---|---|
| D19.9 | 2299 | 10000 |
Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).
Codes Adjacent To D19.9
Other codes in section D10-D36 (Benign neoplasms, except benign neuroendocrine tumors).
ICD-10 D19.9, Billing FAQ
Is ICD-10 code D19.9 billable? +
Yes, D19.9 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 D19.9? +
ICD-10 D19.9 includes: Benign mesothelioma NOS.
What ICD-9 codes does D19.9 map to? +
Per CMS GEMs, D19.9 maps to ICD-9 codes: 2299. 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 July 16, 2026.
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