L57
Non-Billable

Skin changes due to chronic exposure to nonionizing radiation

Non-Billable / Non-Specific Code

What is Skin changes due to chronic exposure to nonionizing radiation?

ICD-10-CM L57 is the diagnosis code for Skin changes due to chronic exposure to nonionizing radiation. This code falls under the section "Radiation-related disorders of the skin and subcutaneous tissue" within Chapter 12 — Diseases of the skin and subcutaneous tissue (L00-L99). It is a non-billable/non-specific ICD-10-CM code that should not be used for reimbursement. A more specific sub-code is required for billing. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.

Coding Guidelines for L57

Always refer to the official ICD-10-CM Tabular List for complete coding guidelines. Ensure documentation supports the specificity of the code selected. When in doubt, consult a certified medical coder or the latest CMS guidelines.

ICD-10-CM Code Hierarchy

Understanding where L57 sits in the ICD-10-CM classification helps ensure proper coding:

Sub-Codes 8 entries
L57.0Actinic keratosisBillableL57.1Actinic reticuloidBillableL57.2Cutis rhomboidalis nuchaeBillableL57.3Poikiloderma of CivatteBillableL57.4Cutis laxa senilisBillableL57.5Actinic granulomaBillableL57.8Other skin changes due to chronic exposure to nonionizing radiationBillableL57.9Skin changes due to chronic exposure to nonionizing radiation, unspecifiedBillable
Related Codes

Frequently Asked Questions

Is L57 a billable ICD-10-CM code?

No, L57 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.

What does L57 mean?

L57 is the ICD-10-CM diagnosis code for "Skin changes due to chronic exposure to nonionizing radiation". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What section is L57 in?

L57 is located in Section L55-L59 — "Radiation-related disorders of the skin and subcutaneous tissue" within Chapter 12 of the ICD-10-CM Tabular List.

What are the sub-codes of L57?

L57 has 8 sub-code(s) that provide more specific detail: L57.0, L57.1, L57.2, L57.3, L57.4 and more.

When should I use L57?

Use L57 when the patients documented diagnosis matches "Skin changes due to chronic exposure to nonionizing radiation" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.

People Also Ask

What is the ICD-10 code for Skin changes due to chronic exposure to nonionizing radiation?

The ICD-10-CM code for Skin changes due to chronic exposure to nonionizing radiation is L57.

Can L57 be used for primary diagnosis?

No, L57 is non-billable. Use a more specific sub-code for primary diagnosis billing.

What chapter is L57 in?

L57 is in Chapter 12 of the ICD-10-CM Tabular List.

Is L57 valid for 2026?

Yes, L57 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousL56.9Acute skin change due to ultraviolet radiation, unspecifiedNext →L57.0Actinic keratosis
Code Details
L57
Skin changes due to chronic exposure to nonionizing radiation
Non-Billable / Non-Specific Code
12 — Diseases of the skin and subcutaneous tissue (L00-L99)
L55-L59 — Radiation-related disorders of the skin and subcutaneous tissue
2026 ICD-10-CM