ICD-10 D21.6
Billable / SpecificBenign neoplasm of connective and other soft tissue of trunk, unspecified
About ICD-10-CM D21.6
ICD-10-CM code D21.6 represents Benign neoplasm of connective and other soft tissue of trunk, unspecified. This is a billable/specific code in the Neoplasms chapter (block D21). The 2026 edition of ICD-10-CM D21.6 became effective on October 1, 2025.
Inclusion Terms / Approximate Synonyms
Clinical terms and conditions classified under D21.6. Per CMS ICD-10-CM Tabular 2026.
- Benign neoplasm of connective and other soft tissue of back NOS
Medicare LCD Coverage for D21.6
Local Coverage Determinations (LCDs) from CMS MACs that list D21.6 as a covered diagnosis.
Showing top 10 of 167 total . Click a CPT for full coverage scope.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing D21.6.
5 Medicare
CPT Codes Commonly Billed with D21.6
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 D21.6 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 |
|---|---|---|
| D21.6 | 2157 | 00000 |
Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).
Codes Adjacent To D21.6
Other codes in section D10-D36 (Benign neoplasms, except benign neuroendocrine tumors).
ICD-10 D21.6, Billing FAQ
Is ICD-10 code D21.6 billable? +
Yes, D21.6 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 D21.6? +
ICD-10 D21.6 includes: Benign neoplasm of connective and other soft tissue of back NOS.
What ICD-9 codes does D21.6 map to? +
Per CMS GEMs, D21.6 maps to ICD-9 codes: 2157. 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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