ICD-10 L57.0
Billable / SpecificActinic keratosis
About ICD-10-CM L57.0
ICD-10-CM code L57.0 represents Actinic keratosis. This is a billable/specific code in the Skin and Subcutaneous Tissue chapter (block L57). The 2026 edition of ICD-10-CM L57.0 became effective on October 1, 2025.
Inclusion Terms / Approximate Synonyms
Clinical terms and conditions classified under L57.0. Per CMS ICD-10-CM Tabular 2026.
- Keratosis NOS
- Senile keratosis
- Solar keratosis
Medicare LCD Coverage for L57.0
Local Coverage Determinations (LCDs) from CMS MACs that list L57.0 as a covered diagnosis.
Showing top 10 of 308 total . Click a CPT for full coverage scope.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing L57.0.
5 Aetna
5 Medicare
CPT Codes Commonly Billed with L57.0
Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.
- 17000 Destruction premalignant — actinic keratosis, carcinoma in situ Dermatology
- 17000 Destruction benign lesion first — actinic keratosis, seborrheic keratosis, benign skin neoplasm, keloid, verruca, sebaceous cyst Dermatology
- 17003 Destruction benign lesion 2-14 each — actinic keratosis, seborrheic keratosis Dermatology
- 11102 Tangential skin biopsy — uncertain neoplasm skin, actinic keratosis, melanocytic nevi, skin cancer, melanoma, psoriasis, discoid lupus, skin disorder, rash, seborrheic keratosis, benign neoplasm, dermatitis, prurigo, dermatitis herpetiformis Dermatology
- 11106 Incisional biopsy skin — uncertain neoplasm, skin cancer, melanoma, nevi, actinic keratosis, BCC/SCC by site Dermatology
Convert L57.0 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 |
|---|---|---|
| L57.0 | 7020 | 00000 |
Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).
Codes Adjacent To L57.0
Other codes in section L55-L59 (Radiation-related disorders of the skin and subcutaneous tissue).
ICD-10 L57.0, Billing FAQ
Is ICD-10 code L57.0 billable? +
Yes, L57.0 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 L57.0? +
ICD-10 L57.0 includes: Keratosis NOS; Senile keratosis; Solar keratosis.
What CPT codes are commonly billed with L57.0? +
Procedures frequently paired with L57.0 include: 17000, 17000, 17003, 11102, 11106.
What ICD-9 codes does L57.0 map to? +
Per CMS GEMs, L57.0 maps to ICD-9 codes: 7020. 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 17, 2026.
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