H18.223Billable

Idiopathic corneal edema, bilateral

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 H18.223?

H18.223 is an ICD-10-CM diagnosis code for Idiopathic corneal edema, bilateral.

Is H18.223 a billable code?

Yes. H18.223 is billable and specific enough to be used on a claim.

What ICD-10-CM chapter is H18.223 in?

H18.223 falls under Chapter 7: Diseases of the eye and adnexa.

When did H18.223 become effective?

H18.223 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to H18.223?

H18.223 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.