L59.9Billable

Disorder of the skin and subcutaneous tissue related to radiation, unspecified

Short description: Disorder of the skin, subcu related to radiation, unsp

Chapter
12. Diseases of the skin and subcutaneous tissue
Category
L59
Effective date
October 1, 2026

Related codes in category L59

L59Oth disorders of skin, subcu related to radiationL59.0Erythema ab igne [dermatitis ab igne]YesL59.8Oth disrd of the skin, subcu related to radiationYes

Frequently asked questions

What is ICD-10 code L59.9?

L59.9 is an ICD-10-CM diagnosis code for Disorder of the skin and subcutaneous tissue related to radiation, unspecified.

Is L59.9 a billable code?

Yes. L59.9 is billable and specific enough to be used on a claim.

What ICD-10-CM chapter is L59.9 in?

L59.9 falls under Chapter 12: Diseases of the skin and subcutaneous tissue.

When did L59.9 become effective?

L59.9 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to L59.9?

L59.9 belongs to category L59, which includes 3 other codes — see the related codes list on this page.

ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.