When is ICD-10 code L24.A9 used?

Doctors, hospitals, and insurers may use ICD-10 code L24.A9 when recording irritant contact dermatitis due friction or contact with other specified body fluids in a standardized format.

Does ICD-10 code L24.A9 confirm a diagnosis?

No. A code helps standardize documentation and claims, but it should not be read as a substitute for a clinician's full assessment.

ICD10BillableValid for clinical use

ICD-10 Code L24.A9: Irritant contact dermatitis due friction or contact with other specified body fluids

Name: ICD-10 Code L24.A9: Irritant contact dermatitis due friction or contact with other specified body fluids
Creator: HealthAssure Clinical Team
Published: 2026-05-21T06:16:33.154Z

L24.A9 is a billable ICD-10 diagnosis code used to classify Irritant contact dermatitis due friction or contact with other specified body fluids in medical records and claims. You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records. ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for Diseases of the skin and subcutaneous tissue (L00-L99).

Reviewed by HealthAssure Clinical TeamUpdated 21 May 2026

What is this code?

ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for Diseases of the skin and subcutaneous tissue (L00-L99).

When is it used?

May be used when a clinician documents irritant contact dermatitis due friction or contact with other specified body fluids in a patient's medical record.
May appear in hospital records, claims, referrals, and clinical documentation.
This code can be used as a clinically usable diagnosis entry in standardized coding workflows.

What it does not mean

A code alone does not explain severity, treatment plan, or outcome.
A medical code should not be treated as a substitute for a doctor's diagnosis or advice.

Code hierarchy

chapter

12Diseases of the skin and subcutaneous tissue (L00-L99)

block

L20-L30Dermatitis and eczema

Official coding notes

Inclusion terms

Irritant contact dermatitis related to endotracheal tube
Wound fluids, exudate

Where you may see this code

You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records.

Related specialists

Dermatologist

Sibling codes

L24.A0Irritant contact dermatitis due to friction or contact with body fluids, unspecifiedbillable L24.A1Irritant contact dermatitis due to salivabillable L24.A2Irritant contact dermatitis due to fecal, urinary or dual incontinencebillable

Coding guidelines

Common synonyms

Irritant contact dermatitis due friction or contact with other specified body fluids

Frequently asked questions

About this content

This page is prepared by HealthAssure's clinical team using official coding standards from ICD-10. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.