H47.4 – Disorders of optic chiasm

ICD-10-CM 2027 diagnosis code · Disorders of optic nerve and visual pathways

Non-billable header

ICD-10-CM code H47.4

Code: H47.4 (claims format: H474)
Description: Disorders of optic chiasm
Billable: No – use a more specific code below
Valid for: Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter: 7. Diseases of the eye and adnexa (H00-H59)
Block: H46-H47 Disorders of optic nerve and visual pathways
Parent codes: H47

Billable codes under H47.4

H47.4 is a header code and cannot be used on claims. Choose the most specific code:

Notes for H47.4

Code also:

underlying condition

Related codes in H47

H47.0 – Disorders of optic nerve, not elsewhere classifiedHeader
H47.1 – PapilledemaHeader
H47.2 – Optic atrophyHeader
H47.3 – Other disorders of optic discHeader
H47.5 – Disorders of other visual pathwaysHeader
H47.6 – Disorders of visual cortexHeader
H47.9 – Unspecified disorder of visual pathwaysBillable

Frequently asked questions

What is ICD-10 code H47.4?

H47.4 is the ICD-10-CM code for disorders of optic chiasm, in the block H46-H47 (Disorders of optic nerve and visual pathways).

Is H47.4 a billable code?

No. H47.4 is a header code with more specific child codes; report one of the billable codes listed above.

What category does H47.4 belong to?

It belongs to category H47 – Other disorders of optic [2nd] nerve and visual pathways.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.