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    v1.0.28
    OpenPayerBilling CodesDermatitis and eczemaICD-10-CM l30-other-and-unspecified-dermatitis
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    ICD-10-CM Code For Other And Unspecified Dermatitis: Group Overview

    The International Classification of Diseases, Tenth Revision, Clinical Modification (ICD-10-CM) code group L30 includes miscellaneous and unspecified dermatitis and eczema diagnoses such as contact dermatitis not otherwise specified, nummular dermatitis, and other dermatitis types that lack more specific classification. These ICD-10-CM diagnosis codes are used to document inflammatory skin conditions where the precise etiology or subtype is not specified or where atypical presentations occur, capturing disease distribution and clinical complexity. Accurate coding within the ICD-10-CM L30 group supports proper claim adjudication and complete clinical documentation for appropriate reimbursement.

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    ICD-10-CM L30: Other And Unspecified Dermatitis Overview

    The International Classification of Diseases, Tenth Revision, Clinical Modification (ICD-10-CM) code group L30 covers other and unspecified forms of dermatitis and eczema affecting the skin. These diagnoses represent inflammatory skin conditions that do not fit into more specific dermatitis categories and can involve various body sites. Accurate coding matters for complete clinical documentation and supports appropriate reimbursement by reflecting the level of diagnostic specificity.

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    When to Use

    Use a code from this group when a patient presents with dermatitis or eczema that cannot be assigned to a more specific ICD-10-CM category due to lack of detail or atypical features. These codes are appropriate when documentation describes dermatitis of unspecified cause or other specified dermatitis subtypes without a more precise diagnosis.

    ICD-10-CM Codes

    8 rows

    ICD-10-CM CodeDescription
    L30.0Nummular dermatitis
    L30.1Dyshidrosis [pompholyx]
    L30.2Cutaneous autosensitization
    L30.3Infective dermatitis
    L30.4Erythema intertrigo
    L30.5Pityriasis alba
    L30.8Other specified dermatitis
    L30.9Dermatitis, unspecified

    DRG Codes

    2 rows

    DRG CodeDescription
    606Minor Skin Disorders with MCC
    607Minor Skin Disorders without MCC

    Typical Clinical Scenarios

    • An adult presents to urgent care with a rapid-onset, intensely pruritic, erythematous, scaly rash that developed over several days after exposure to a new topical cosmetic; exam shows well-demarcated patches with some oozing but no systemic symptoms. The clinician documents a contact or toxic dermatitis reaction to an external agent and assigns a code from this group to capture an acute, localized inflammatory dermatitis related to the exposure. Typical codes: L30.0, L30.8
    • A middle-aged patient with a long history of recurrent, relapsing inflammatory skin eruptions confined to flexural areas reports persistent itching and lichenification despite intermittent topical therapy; visits are for chronic management and documentation of ongoing eczema-like dermatitis. Because the presentation represents chronic or recurrent dermatitis not classified elsewhere, a code from this group is used to describe the persistent, non-specific dermatitis. Typical codes: L30.1, L30.9
    • A patient with diabetes is evaluated for a secondary infected dermatitis on the lower leg where a chronic rash has become excoriated and superinfected, complicating wound care and glycemic control; the visit focuses on the dermatitis as a comorbidity that is affecting healing. The provider assigns a code from this group to indicate the underlying unspecified or other dermatitis contributing to the complication, alongside infection or diabetes codes. Typical codes: L30.5, L30.8

    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

    L22-DIAPER-DERMATITIS

    ICD-10-CM Code For Diaper 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

    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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