H46.1

Non-billable

Retrobulbar neuritis

H46.1 is the ICD-10-CM code for Retrobulbar neuritis. It is a non-billable category code — use a more specific child code such as H46.10 for billing.

Status
Header (non-billable)
Chapter
H00-H59
Parent
H46
Subcodes
4
Edition
FY2026

H00-H59 Diseases of the eye and adnexa

Includes

  • Retrobulbar neuritis NOS

Excludes1 — not coded here

  • syphilitic retrobulbar neuritis (A52.15)

Frequently asked questions

What is ICD-10 code H46.1?
H46.1 is the ICD-10-CM code for "Retrobulbar neuritis". It falls under H00-H59 Diseases of the eye and adnexa.
Is H46.1 a billable code?
No — H46.1 is a non-billable header code. Use a more specific child code (such as H46.10) for billing.
What are the subcodes of H46.1?
H46.1 has 4 more specific child codes, including H46.10, H46.11, H46.12.
What is excluded from H46.1?
Excludes1 (not coded here): syphilitic retrobulbar neuritis (A52.15).

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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