All ICD10 Codes

H18.46

Non-Billable
ChapterH00–H59
Ranksubcategory
Official Description

Peripheral corneal degeneration

Use a more specific code (4 billable)
H18.461Peripheral corneal degeneration, right eyeH18.462Peripheral corneal degeneration, left eyeH18.463Peripheral corneal degeneration, bilateralH18.469Peripheral corneal degeneration, unspecified eye
Metadata & Insights
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 7: Diseases of the Eye and Adnexa (H00-H59).
General instructions are available for the parent sections:
View CH7 NotesView H18.4 Notes

Clinical Hierarchy

BillableHas subcodes
CH7Diseases of the eye and adnexa (H00-H59)
H15-H22Disorders of sclera, cornea, iris and ciliary body (H15-H22)
H18Other disorders of cornea
H18.4Corneal degeneration
H18.46Peripheral corneal degenerationNot billable
H18.461Peripheral corneal degeneration, right eyeBillable
H18.462Peripheral corneal degeneration, left eyeBillable
H18.463Peripheral corneal degeneration, bilateralBillable
H18.469Peripheral corneal degeneration, unspecified eyeBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to H18.46:

subcategoryH18.4
Corneal degeneration
View context instructions
chapterCH7
Diseases of the eye and adnexa (H00-H59)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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