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    OpenPayerBilling CodesDiseases of external earICD-10-CM h62-disorders-of-external-ear
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    ICD-10-CM Code For Disorders Of External Ear In Diseases Classified Elsewhere: Group Overview

    The International Classification of Diseases, Tenth Revision, Clinical Modification (ICD-10-CM) code group H62 includes external ear disorders that occur as manifestations of diseases classified elsewhere, such as inflammatory, infectious, or systemic conditions affecting the auricle and external auditory canal. These ICD-10-CM diagnosis codes are used to document external ear involvement tied to underlying systemic or regional diseases, capturing disease severity, laterality, and clinical complexity relevant to this group. Accurate coding within the ICD-10-CM H62 group supports proper claim adjudication, complete clinical documentation, and appropriate reimbursement.

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    ICD-10-CM H62: Disorders Of External Ear In Diseases Classified Elsewhere Overview

    The ICD-10-CM H62 group represents disorders of the external ear that occur as manifestations of diseases classified in other chapters. These codes capture external ear involvement secondary to systemic conditions or infections originating elsewhere. Accurate coding matters for complete clinical documentation and supports appropriate reimbursement by reflecting the relationship between the external ear disorder and the underlying disease.

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    When to Use

    Use a code from this group when the external ear condition is documented as caused by or associated with a disease classified elsewhere, and the relationship to the underlying condition is clear in the medical record. Select codes that reflect laterality, specific site, and any documented complications to accurately represent clinical complexity.

    ICD-10-CM Codes

    8 rows

    ICD-10-CM CodeDescription
    H62.40Otitis externa in other diseases classified elsewhere, unspecified ear
    H62.41Otitis externa in other diseases classified elsewhere, right ear
    H62.42Otitis externa in other diseases classified elsewhere, left ear
    H62.43Otitis externa in other diseases classified elsewhere, bilateral
    H62.8X1Other disorders of right external ear in diseases classified elsewhere
    H62.8X2Other disorders of left external ear in diseases classified elsewhere
    H62.8X3Other disorders of external ear in diseases classified elsewhere, bilateral
    H62.8X9Other disorders of external ear in diseases classified elsewhere, unspecified ear

    DRG Codes

    3 rows

    DRG CodeDescription
    154Other Ear, Nose, Mouth and Throat Diagnoses with MCC
    155Other Ear, Nose, Mouth and Throat Diagnoses with CC
    156Other Ear, Nose, Mouth and Throat Diagnoses without CC/MCC

    Typical Clinical Scenarios

    • An adult presents to urgent care after developing acute swelling, pain, and purulent drainage of the external ear canal following swimming in a lake; otoscopic exam shows an edematous, erythematous canal with debris consistent with acute otitis externa due to an external ear infection in the setting of water exposure. A code from this group is assigned to indicate the external ear inflammation and infection associated with the recent aquatic exposure. Typical codes: H62.41, H62.8X2
    • A middle-aged patient with long-standing eczema involving the scalp and face reports chronic pruritus and scaling that has extended to the external ear with recurrent fissuring and lichenification over months; they seek dermatology follow-up for ongoing topical therapy and monitoring of chronic skin changes of the auricle and canal. A code from this group is used to document the chronic dermatologic disorder of the external ear as a condition classified elsewhere (dermatitis) that affects the external ear. Typical codes: H62.43, H62.8X3
    • An elderly nursing home resident with Alzheimer disease is evaluated for a nonhealing pressure-related ulceration and cellulitic change of the external ear after prolonged lateral head positioning; staff request treatment and documentation of the external ear lesion as a complication of immobility. A code from this group is assigned to capture the external ear disorder occurring as a complication/comorbidity of the patient’s underlying condition and immobility. Typical codes: H62.40, H62.8X9

    Related Codes

    H60-OTITIS-EXTERNA

    ICD-10-CM Code For Otitis Externa: Group Overview

    H61-OTHER-DISORDERS-OF-EXTERNAL-EAR

    ICD-10-CM Code For Other Disorders Of External Ear: 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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