ICD-10-CM · FY 2026 APRIL UPDATE
H46
Optic neuritis
Diagnosis reference
Nonbillable categoryThis entry is a category or subcategory. Choose the appropriate billable descendant based on the clinical documentation.
Effective periodOctober 1, 2026–September 30, 2027
SourceCMS ICD-10-CM order file
ClassificationDiagnosis · clinical modification
Related entries
Up to 30 descendants in this category
| CODE | DESCRIPTION | TYPE |
|---|---|---|
| H46.0 | Optic papillitis | Category |
| H46.00 | Optic papillitis, unspecified eye | Billable |
| H46.01 | Optic papillitis, right eye | Billable |
| H46.02 | Optic papillitis, left eye | Billable |
| H46.03 | Optic papillitis, bilateral | Billable |
| H46.1 | Retrobulbar neuritis | Category |
| H46.10 | Retrobulbar neuritis, unspecified eye | Billable |
| H46.11 | Retrobulbar neuritis, right eye | Billable |
| H46.12 | Retrobulbar neuritis, left eye | Billable |
| H46.13 | Retrobulbar neuritis, bilateral | Billable |
| H46.2 | Nutritional optic neuropathy | Billable |
| H46.3 | Toxic optic neuropathy | Billable |
| H46.8 | Other optic neuritis | Billable |
| H46.9 | Unspecified optic neuritis | Billable |
Use the complete reference
This reference does not reproduce the full tabular hierarchy, inclusion notes, Excludes1/2 notes, sequencing instructions, or seventh-character rules. Review the official tables and coding guidelines.
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