H46.3
✓ Billable
Toxic optic neuropathy
ICD-10-CM · FY2026 · Diseases of the Eye and Adnexa
Code
H46.3
System
ICD-10-CM
Billable
Yes — valid for submission
Effective
FY2026
Chapter
Diseases of the Eye and Adnexa
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code H46.3?
ICD-10-CM code H46.3 represents Toxic optic neuropathy. It is a billable diagnosis code in the Diseases of the Eye and Adnexa chapter, effective October 1, 2025 – September 30, 2026.
Is H46.3 billable?
Yes. H46.3 is a valid billable ICD-10-CM code for insurance claims and clinical documentation.
What chapter is H46.3 in?
H46.3 belongs to the Diseases of the Eye and Adnexa chapter (H00–H59) of ICD-10-CM.
Related codes in the H46 category
H46
Optic neuritis
Non-billable
H46.0
Optic papillitis
Non-billable
H46.1
Retrobulbar neuritis
Non-billable
H46.2
Nutritional optic neuropathy
Billable
H46.8
Other optic neuritis
Billable
H46.9
Unspecified optic neuritis
Billable
H46.00
Optic papillitis, unspecified eye
Billable
H46.01
Optic papillitis, right eye
Billable
Search all 98,186 ICD-10-CM codes instantly
Search ICDwise →