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    v1.0.28
    OpenPayerBilling CodesDermatitis and eczemaICD-10-CM l29-pruritus
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    ICD-10-CM Code For Pruritus: Group Overview

    The International Classification of Diseases, Tenth Revision, Clinical Modification (ICD-10-CM) code group L29 includes diagnoses for pruritus and related itching conditions, covering localized and generalized itch not otherwise specified and itch associated with secondary causes. These ICD-10-CM diagnosis codes are used to document symptoms influencing dermatologic care, capturing severity, extent, and any associated skin findings or secondary complications relevant to management. Accurate coding within the ICD-10-CM L29 group supports proper claim adjudication, complete clinical documentation, and appropriate reimbursement.

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    ICD-10-CM L29: Pruritus Overview

    The ICD-10-CM L29 group covers pruritus diagnoses, representing conditions characterized primarily by itching of the skin. These codes target dermatologic symptoms rather than a specific primary disease and may reflect localized or generalized itching across integumentary sites. Accurate coding matters for appropriate claim processing and to reflect the clinical reason for visits and treatments.

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    When to Use

    Use a code from this group when the chief complaint or clinical documentation identifies pruritus as a primary symptom requiring evaluation or treatment. Apply these codes when itching is documented and not better classified under another specific dermatologic diagnosis or systemic cause.

    ICD-10-CM Codes

    7 rows

    ICD-10-CM CodeDescription
    L29.0Pruritus ani
    L29.1Pruritus scroti
    L29.2Pruritus vulvae
    L29.3Anogenital pruritus, unspecified
    L29.81Cholestatic pruritus
    L29.89Other pruritus
    L29.9Pruritus, unspecified

    DRG Codes

    9 rows

    DRG CodeDescription
    606Minor Skin Disorders with MCC
    607Minor Skin Disorders without MCC
    729Other Male Reproductive System Diagnoses with CC/MCC
    730Other Male Reproductive System Diagnoses without CC/MCC
    742Uterine and Adnexa Procedures for Non-Malignancy with CC/MCC
    743Uterine and Adnexa Procedures for Non-Malignancy without CC/MCC
    757Infections, Female Reproductive System with MCC
    758Infections, Female Reproductive System with CC
    759Infections, Female Reproductive System without CC/MCC

    Typical Clinical Scenarios

    • An elderly patient presents to primary care with several months of intense, generalized itching without primary rash, worse at night and causing sleep disturbance and excoriations from scratching. The clinician reviews medications, checks for systemic causes, examines for secondary skin changes, and documents pruritus as the primary symptom requiring symptomatic treatment and possible workup for underlying disease; a nonspecific code for pruritus is assigned when no localized cause is identified. Typical codes: L29.9
    • A middle-aged patient with a history of atopic dermatitis reports a new, localized area of severe itching on the forearm overlying lichenified plaques after topical product change; examination shows inflamed, scaly skin with excoriation from scratching. The visit focuses on dermatitis exacerbation presenting with prominent pruritus linked to a skin reaction, so a code specifying localized pruritus is used in addition to dermatitis coding when itching is a distinct clinical problem. Typical codes: L29.2, L29.3
    • A hospitalized patient with cholestatic liver disease develops intense generalized pruritus as a complication of their systemic illness, interfering with recovery and prompting antipruritic therapy and dermatology consultation. Because the itching is a symptom secondary to an internal condition and is significant enough to document separately, a code for generalized pruritus is assigned to capture the comorbid symptom burden. Typical codes: L29.0, L29.9

    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

    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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