H46.9Billable
Unspecified optic neuritis
- Chapter
- 7. Diseases of the eye and adnexa
- Category
- H46
- Effective date
- October 1, 2026
Related codes in category H46
H46Optic neuritisH46.0Optic papillitisH46.00Optic papillitis, unspecified eyeYesH46.01Optic papillitis, right eyeYesH46.02Optic papillitis, left eyeYesH46.03Optic papillitis, bilateralYesH46.1Retrobulbar neuritisH46.10Retrobulbar neuritis, unspecified eyeYesH46.11Retrobulbar neuritis, right eyeYesH46.12Retrobulbar neuritis, left eyeYesH46.13Retrobulbar neuritis, bilateralYesH46.2Nutritional optic neuropathyYes
Frequently asked questions
What is ICD-10 code H46.9?
H46.9 is an ICD-10-CM diagnosis code for Unspecified optic neuritis.
Is H46.9 a billable code?
Yes. H46.9 is billable and specific enough to be used on a claim.
What ICD-10-CM chapter is H46.9 in?
H46.9 falls under Chapter 7: Diseases of the eye and adnexa.
When did H46.9 become effective?
H46.9 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to H46.9?
H46.9 belongs to category H46, which includes 12 other codes — see the related codes list on this page.
ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.