H18.7Header code — not billable

Other and unspecified corneal deformities

Chapter
7. Diseases of the eye and adnexa
Category
H18
Effective date
October 1, 2026

Related codes in category H18

Frequently asked questions

What is ICD-10 code H18.7?

H18.7 is an ICD-10-CM diagnosis code for Other and unspecified corneal deformities.

Is H18.7 a billable code?

No. H18.7 is a category/header code, not billable on its own — use one of its more specific child codes instead.

What ICD-10-CM chapter is H18.7 in?

H18.7 falls under Chapter 7: Diseases of the eye and adnexa.

When did H18.7 become effective?

H18.7 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to H18.7?

H18.7 belongs to category H18, 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.