H18.422 – Band keratopathy, left eye

ICD-10-CM 2027 diagnosis code · Disorders of sclera, cornea, iris and ciliary body

Billable code

ICD-10-CM code H18.422
Code
H18.422 (claims format: H18422)
Description
Band keratopathy, left eye
Billable
Yes – valid for HIPAA-covered transactions
Valid for
Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter
7. Diseases of the eye and adnexa (H00-H59)
Block
H15-H22 Disorders of sclera, cornea, iris and ciliary body
Parent codes
H18 › H18.4 › H18.42

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

H18.4 – Corneal degeneration

Excludes1 (not coded here):
  • Mooren's ulcer (H16.0-)
  • recurrent erosion of cornea (H18.83-)

Related codes in H18.42

Frequently asked questions

What is ICD-10 code H18.422?

H18.422 is the ICD-10-CM code for band keratopathy, left eye, in the block H15-H22 (Disorders of sclera, cornea, iris and ciliary body).

Is H18.422 a billable code?

Yes. H18.422 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does H18.422 belong to?

It belongs to category H18 – Other disorders of cornea.

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.