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H05.123

H05.123: Orbital myositis, bilateral

Billable / specific codeICD-10-CMbilateral

H05.123 is a billable, specific ICD-10-CM code for orbital myositis, bilateral. It is valid for submission on a claim.

Check H05.123 with the rest of the claim: free scrubber

Excludes1 inherited from the categories above H05.123

A category’s note binds every code beneath it.

Written on H05: Disorders of orbit

  • congenital malformation of orbit (Q10.7)

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Medicare coverage

H05.123 is named in 6 Medicare coverage policies: 6 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

  • A56537Billing and Coding: Scanning Computerized Ophthalmic Diagnostic Imaging (SCODI)
  • A56729Billing and Coding: Magnetic Resonance Imaging of the Head and Neck
  • A57068Billing and Coding: Ocular Photography - External
  • A57204Billing and Coding: MRI and CT Scans of the Head and Neck

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under H05.12

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.