H18.3

Non-Billable
ChapterH00–H59
Ranksubcategory
Official Description

Changes of corneal membranes

Metadata & Insights
  • •2026 ICD-10-CM Edition - Effective October 1, 2025.
  • •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 Notes

Clinical Hierarchy

CH7Diseases of the eye and adnexa (H00-H59)
H15-H22Disorders of sclera, cornea, iris and ciliary body (H15-H22)
H18Other disorders of cornea
H18.3Changes of corneal membranes
H18.30Unspecified corneal membrane change
H18.31Folds and rupture in Bowman's membrane
H18.32Folds in Descemet's membrane
H18.33Rupture in Descemet's membrane

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to H18.3:

chapterCH7
Diseases of the eye and adnexa (H00-H59)
View context instructions

Alphabetic Index Mentions

These are Diagnosis Index lookup paths that route to H18.3. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

4 raw paths
Change (s) (in) (of)4 unique routes
corneal membrane→H18.3(4 variants)
Bowman's membrane fold or rupture→H18.3
Descemet's membrane(2 variants)
fold→H18.3
rupture→H18.3

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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