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    v1.0.28
    OpenPayerBilling CodesDisorders of eyelid, lacrimal system and orbitICD-10-CM h05-disorders-of-orbit
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    ICD-10-CM Code For Disorders Of Orbit: Group Overview

    The International Classification of Diseases, Tenth Revision, Clinical Modification (ICD-10-CM) code group H05 includes inflammatory, infectious, neoplastic, traumatic, and structural disorders of the orbit, such as orbital cellulitis, orbital fractures, and orbital pseudotumor, covering conditions that impact tissues surrounding the eye. These ICD-10-CM diagnosis codes are used to document clinical scenarios involving orbital inflammation, infection, injury, mass lesions, or compressive processes, capturing disease severity, organ involvement, or clinical complexity relevant to this group. Accurate coding within the ICD-10-CM H05 group supports proper claim adjudication, complete clinical documentation, and appropriate reimbursement.

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    ICD-10-CM H05: Disorders Of Orbit Overview

    The ICD-10-CM H05 group covers inflammatory, infectious, neoplastic, traumatic, and other structural disorders affecting the orbit and its contents. These diagnoses target the orbital tissues surrounding the eye, including extraocular muscles, orbital fat, and connective tissues. Accurate coding matters for reimbursement because it ensures the clinical complexity and resource use associated with orbital disease are properly documented and adjudicated.

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    When to Use

    Use a code from this group when the primary diagnosis involves orbital structures rather than external eyelid or intraocular conditions, and the clinical record documents the specific orbital diagnosis. Select the most specific code reflecting laterality, acute or chronic status, and any documented complications or associated conditions.

    ICD-10-CM Codes

    102 rows

    ICD-10-CM CodeDescription
    H05.00Unspecified acute inflammation of orbit
    H05.011Cellulitis of right orbit
    H05.012Cellulitis of left orbit
    H05.013Cellulitis of bilateral orbits
    H05.019Cellulitis of unspecified orbit
    H05.021Osteomyelitis of right orbit
    H05.022Osteomyelitis of left orbit
    H05.023Osteomyelitis of bilateral orbits
    H05.029Osteomyelitis of unspecified orbit
    H05.031Periostitis of right orbit
    H05.032Periostitis of left orbit
    H05.033Periostitis of bilateral orbits
    H05.039Periostitis of unspecified orbit
    H05.041Tenonitis of right orbit
    H05.042Tenonitis of left orbit
    H05.043Tenonitis of bilateral orbits
    H05.049Tenonitis of unspecified orbit
    H05.10Unspecified chronic inflammatory disorders of orbit
    H05.111Granuloma of right orbit
    H05.112Granuloma of left orbit

    Showing 1–20 of 102

    DRG Codes

    5 rows

    DRG CodeDescription
    121Acute Major Eye Infections with CC/MCC
    122Acute Major Eye Infections without CC/MCC
    123Neurological Eye Disorders
    124Other Disorders of the Eye with MCC or Thrombolytic Agent
    125Other Disorders of the Eye without MCC

    Related Codes

    H00-HORDEOLUM-AND-CHALAZION

    ICD-10-CM Code For Hordeolum And Chalazion: Group Overview

    H01-OTHER-INFLAMMATION-OF-EYELID

    ICD-10-CM Code For Other Inflammation Of Eyelid: Group Overview

    H02-OTHER-DISORDERS-OF-EYELID

    ICD-10-CM Code For Other Disorders Of Eyelid: Group Overview

    H04-DISORDERS-OF-LACRIMAL-SYSTEM

    ICD-10-CM Code For Disorders Of Lacrimal System: 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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