ICD-10 L22
Billable / SpecificDiaper dermatitis
About ICD-10-CM L22
ICD-10-CM code L22 represents Diaper dermatitis. This is a billable/specific code in the Skin and Subcutaneous Tissue chapter (block L22). The 2026 edition of ICD-10-CM L22 became effective on October 1, 2025.
Inclusion Terms / Approximate Synonyms
Clinical terms and conditions classified under L22. Per CMS ICD-10-CM Tabular 2026.
- Diaper erythema
- Diaper rash
- Psoriasiform diaper rash
Medicare LCD Coverage for L22
Local Coverage Determinations (LCDs) from CMS MACs that list L22 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 L22.
Our payer policy database covers Aetna, Cigna, Anthem, BCBS, Humana, and Medicare Advantage plans, but L22 doesn't currently appear in any indexed policy. The code may still be covered under standard plan benefits.
CPT Codes Commonly Billed with L22
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 L22 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 |
|---|---|---|
| L22 | 6910 | 00000 |
Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).
Codes Adjacent To L22
Other codes in section L20-L30 (Dermatitis and eczema).
ICD-10 L22, Billing FAQ
Is ICD-10 code L22 billable? +
Yes, L22 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 L22? +
ICD-10 L22 includes: Diaper erythema; Diaper rash; Psoriasiform diaper rash.
What ICD-9 codes does L22 map to? +
Per CMS GEMs, L22 maps to ICD-9 codes: 6910. 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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