H05.123
✓ BillableOrbital myositis, bilateral
Diseases of the eye and adnexa (H00-H59)
❌ Excludes1
inheritedRules inherited from parent codes in the hierarchy.
- • congenital malformation of orbit (Q10.7)
Clinical Description
ICD-10-CM code H05.123 represents orbital myositis, bilateral. This code falls under the Diseases of the eye and adnexa (H00-H59) classification. It is a billable/specific code valid for HIPAA-covered transactions as of October 1, 2025 (FY2026). This code can be used to indicate a diagnosis for reimbursement purposes on insurance claims.
This is a 7-character code at the 6th level of specificity. This is the most specific code available in this subcategory. Coders should note that H05.123 has 1 Excludes1 restriction(s) — codes that cannot be reported together on the same claim.
Frequently Asked Questions
What is ICD-10 code H05.123?
ICD-10-CM code H05.123 is "Orbital myositis, bilateral". It belongs to the category: Diseases of the eye and adnexa (H00-H59).
Is H05.123 a billable ICD-10 code?
Yes, H05.123 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
What codes are excluded with H05.123?
H05.123 has 1 Excludes1 rule(s). These codes are mutually exclusive and cannot be coded together on the same claim.
Related Codes in H05.12
Other codes in the same category that may be relevant for differential coding:
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Data Source
CMS ICD-10-CM 2026 Tabular List
Updated October 1, 2025 (FY2026)