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ICD10BillableValid for clinical use

ICD-10 Code L22: Diaper dermatitis

L22 is a billable ICD-10 diagnosis code used to classify Diaper dermatitis 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 26 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 diaper dermatitis 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
currentL20-L30

Official coding notes

Inclusion terms
  • Diaper erythema
  • Diaper rash
  • Psoriasiform diaper rash

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

Coding guidelines

Compatibility

Legacy and official ICD code match exactly.
Legacy codes
L22

Common synonyms

Diaper dermatitis

Frequently asked questions

Code details

CodeL22
SystemICD10
Display nameDiaper dermatitis
ChapterDiseases of the skin and subcutaneous tissue (L00-L99)
BlockDermatitis and eczema

Flags

BillableYes
Valid clinical useYes

Source

SourceICD-10
Version2026-annual
Releaseannual
Year2026

Index terms

Matched terms
Dermatitis(eczematous)Dermatitis(eczematous)Dermatitis(eczematous)Dermatitis(eczematous)Diaper rashEruptionErythema, erythematous(infectional) (inflammation)Erythema, erythematous(infectional) (inflammation)Erythema, erythematous(infectional) (inflammation)Jacquet's dermatitis(diaper dermatitis)Napkin rashRash(toxic)

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.

ICD-10 Code L22 for Diaper dermatitis | HealthAssure