ICD-10-CM L24: Irritant contact dermatitis

ICD-10-CM Diagnosis Code (2025)

Official Description for L24

Irritant contact dermatitis

Coding Notes & Guidelines for L24

Excludes1: Not Coded Here
  • allergy NOS (T78.40)
  • contact dermatitis NOS (L25.9)
  • dermatitis NOS (L30.9)
Excludes1: Not Coded Here

irritant contact dermatitis related to stoma or fistula (L24.B-)

Excludes1: Not Coded Here

diaper dermatitis (L22)

Excludes2: Not Included Here
  • allergic contact dermatitis (L23.-)
  • dermatitis due to substances taken internally (L27.-)
  • dermatitis of eyelid (H01.1-)
  • diaper dermatitis (L22)
  • eczema of external ear (H60.5-)
  • perioral dermatitis (L71.0)
  • radiation-related disorders of the skin and subcutaneous tissue (L55-L59)
Excludes2: Not Included Here

dermatitis due to ingested food (L27.2)

Excludes2: Not Included Here

allergy NOS to pollen (J30.1)

Excludes2: Not Included Here

erythema intertrigo (L30.4)

Use Additional Code

code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)

Use Additional Code

code to identify any artificial opening status (Z93.-), if applicable, for contact dermatitis related to stoma secretions

Inclusion Terms
  • Irritant contact dermatitis due to chlorocompound
  • Irritant contact dermatitis due to cyclohexane
  • Irritant contact dermatitis due to ester
  • Irritant contact dermatitis due to glycol
  • Irritant contact dermatitis due to hydrocarbon
  • Irritant contact dermatitis due to ketone
Inclusion Terms
  • Irritant contact dermatitis due to cement
  • Irritant contact dermatitis due to insecticide
  • Irritant contact dermatitis due to plastic
  • Irritant contact dermatitis due to rubber
Inclusion Terms
  • Irritant contact dermatitis due to chromium
  • Irritant contact dermatitis due to nickel
Inclusion Terms

Irritant contact dermatitis due to dyes

Inclusion Terms

Irritant contact eczema NOS

Inclusion Terms
  • Irritant contact dermatitis related to endotracheal tube
  • Wound fluids, exudate
Inclusion Terms
  • Irritant contact dermatitis related to fistula NOS
  • Irritant contact dermatitis related to stoma NOS
Inclusion Terms
  • Irritant contact dermatitis related to gastrostomy
  • Irritant contact dermatitis related to jejunostomy
  • Irritant contact dermatitis related to saliva or spit fistula
Inclusion Terms

Irritant contact dermatitis related to tracheostomy

Inclusion Terms
  • Irritant contact dermatitis related to colostomy
  • Irritant contact dermatitis related to enterocutaneous fistula
  • Irritant contact dermatitis related to ileostomy

Child Codes (More Specific Codes for L24):

L24.0 - Irritant contact dermatitis due to detergents L24.1 - Irritant contact dermatitis due to oils and greases L24.2 - Irritant contact dermatitis due to solvents L24.3 - Irritant contact dermatitis due to cosmetics L24.4 - Irritant contact dermatitis due to drugs in contact with skin L24.5 - Irritant contact dermatitis due to other chemical products L24.6 - Irritant contact dermatitis due to food in contact with skin L24.7 - Irritant contact dermatitis due to plants, except food L24.8 - Irritant contact dermatitis due to other agents L24.81 - Irritant contact dermatitis due to metals L24.89 - Irritant contact dermatitis due to other agents L24.9 - Irritant contact dermatitis, unspecified cause L24.A - Irritant contact dermatitis due to friction or contact with body fluids L24.A0 - Irritant contact dermatitis due to friction or contact with body fluids, unspecified L24.A1 - Irritant contact dermatitis due to saliva L24.A2 - Irritant contact dermatitis due to fecal, urinary or dual incontinence L24.A9 - Irritant contact dermatitis due friction or contact with other specified body fluids L24.B - Irritant contact dermatitis related to stoma or fistula L24.B0 - Irritant contact dermatitis related to unspecified stoma or fistula L24.B1 - Irritant contact dermatitis related to digestive stoma or fistula L24.B2 - Irritant contact dermatitis related to respiratory stoma or fistula L24.B3 - Irritant contact dermatitis related to fecal or urinary stoma or fistula

About ICD-10-CM Code L24 (Irritant contact dermatitis)

ICD-10-CM code L24 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM L24 became effective on October 1, 2024.

This page provides detailed information about L24 - Irritant contact dermatitis. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Irritant contact dermatitis.