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    v1.0.28
    OpenPayerBilling CodesDermatitis and eczemaICD-10-CM l22-diaper-dermatitis
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    ICD-10-CM Code For Diaper Dermatitis: Group Overview

    The International Classification of Diseases, Tenth Revision, Clinical Modification (ICD-10-CM) code group L22 includes diaper dermatitis and related inflammatory conditions of the diaper area, covering presentations from mild irritant dermatitis to more severe erosive or secondary infected lesions. These ICD-10-CM diagnosis codes are used to document clinical encounters for diaper-area dermatitis, capturing lesion severity, presence of complications, and treatment complexity relevant to this group. Accurate coding within the ICD-10-CM L22 group supports proper claim adjudication, complete clinical documentation, and appropriate reimbursement.

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    ICD-10-CM L22: Diaper Dermatitis Overview

    The diagnoses in this group represent inflammatory skin conditions localized to the diaper area, most commonly seen in infants and young children but also possible in incontinent adults. These conditions affect the integumentary system and can range from mild erythema to erosions and secondary infection. Accurate coding matters for reimbursement because it supports clear clinical documentation of severity and treatment needs.

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    When to Use

    Use a code from this group when the primary clinical impression is dermatitis localized to the diaper area documented by the clinician. Select the code that reflects the documented severity and any associated complications to accurately represent the encounter.

    ICD-10-CM Codes

    1 rows

    ICD-10-CM CodeDescription
    L22Diaper dermatitis

    DRG Codes

    3 rows

    DRG CodeDescription
    606Minor Skin Disorders with MCC
    607Minor Skin Disorders without MCC
    795Normal Newborn

    Typical Clinical Scenarios

    • Infant aged 8 months presents to pediatric urgent care with a bright red, well-demarcated erythematous rash in the diaper area after several days of frequent stools; parents report diaper area irritation despite usual care and no systemic symptoms. Examination shows confluent erythema involving skin folds consistent with irritant contact diaper dermatitis; a code from this group is assigned to document the primary skin inflammation related to diaper exposure. Typical codes: L22
    • Adult bedridden nursing home resident develops painful erythema and superficial skin breakdown in the perineal and gluteal regions after prolonged incontinence and infrequent diaper changes; staff request evaluation for worsening skin condition and possible secondary infection. The clinician documents diaper-area dermatitis as the clinical diagnosis to capture the localized dermatitis related to incontinence and moisture exposure contributing to care needs. Typical codes: L22
    • Pediatric follow-up visit for a 2-year-old with recurrent episodes of diaper-area inflammation over several months despite barrier creams; clinician assesses for chronicity and care planning to prevent relapse and documents ongoing diaper dermatitis as a comorbid skin condition affecting management. Typical codes: L22

    Related Codes

    L20-ATOPIC-DERMATITIS

    ICD-10-CM Code For Atopic Dermatitis: Group Overview

    L21-SEBORRHEIC-DERMATITIS

    ICD-10-CM Code For Seborrheic Dermatitis: Group Overview

    L23-ALLERGIC-CONTACT-DERMATITIS

    ICD-10-CM Code For Allergic Contact Dermatitis: Group Overview

    L24-IRRITANT-CONTACT-DERMATITIS

    ICD-10-CM Code For Irritant Contact Dermatitis: Group Overview

    L25-UNSPECIFIED-CONTACT-DERMATITIS

    ICD-10-CM Code For Unspecified Contact Dermatitis: Group Overview

    L26-EXFOLIATIVE-DERMATITIS

    ICD-10-CM Code For Exfoliative Dermatitis: Group Overview

    L27-DERMATITIS-DUE-TO-SUBSTANCES-TAKEN-INTERNALLY

    ICD-10-CM Code For Dermatitis Due To Substances Taken Internally: Group Overview

    L28-LICHEN-SIMPLEX-CHRONICUS-AND-PRURIGO

    ICD-10-CM Code For Lichen Simplex Chronicus And Prurigo: Group Overview

    L29-PRURITUS

    ICD-10-CM Code For Pruritus: Group Overview

    L30-OTHER-AND-UNSPECIFIED-DERMATITIS

    ICD-10-CM Code For Other And Unspecified Dermatitis: Group Overview

    Frequently Asked Questions

    References

    1. 1.CPT® Codes and Descriptions. AAPC. Retrieved Aug 11, 2026.Maintains the CPT code set's official descriptions and guidelines, licensed from the American Medical Association, used as the definitional source for CPT codes on this page.
    2. 2.HCPCS Quarterly Update. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's quarterly release of HCPCS Level II codes and short/long descriptors, the source for HCPCS code definitions and update history.
    3. 3.ICD-10-CM Full Code List. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's complete ICD-10-CM diagnosis code list, used to cross-reference diagnosis codes associated with this procedure or service.
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