ICD-10 L25.9
Billable / SpecificUnspecified contact dermatitis, unspecified cause
About ICD-10-CM L25.9
ICD-10-CM code L25.9 represents Unspecified contact dermatitis, unspecified cause. This is a billable/specific code in the Skin and Subcutaneous Tissue chapter (block L25). The 2026 edition of ICD-10-CM L25.9 became effective on October 1, 2025.
Inclusion Terms / Approximate Synonyms
Clinical terms and conditions classified under L25.9. Per CMS ICD-10-CM Tabular 2026.
- Contact dermatitis (occupational) NOS
- Contact eczema (occupational) NOS
Medicare LCD Coverage for L25.9
Local Coverage Determinations (LCDs) from CMS MACs that list L25.9 as a covered diagnosis.
Showing top 10 of 77 total . Click a CPT for full coverage scope.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing L25.9.
4 Medicare
1 Aetna
CPT Codes Commonly Billed with L25.9
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 L25.9 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 |
|---|---|---|
| L25.9 | 6929 | 10000 |
Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).
Codes Adjacent To L25.9
Other codes in section L20-L30 (Dermatitis and eczema).
ICD-10 L25.9, Billing FAQ
Is ICD-10 code L25.9 billable? +
Yes, L25.9 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 L25.9? +
ICD-10 L25.9 includes: Contact dermatitis (occupational) NOS; Contact eczema (occupational) NOS.
What ICD-9 codes does L25.9 map to? +
Per CMS GEMs, L25.9 maps to ICD-9 codes: 6929. 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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