All ICD10 Codes

H40.03

Non-Billable
ChapterH00–H59
Ranksubcategory
Official Description

Anatomical narrow angle

Use a more specific code (4 billable)
H40.031Anatomical narrow angle, right eyeH40.032Anatomical narrow angle, left eyeH40.033Anatomical narrow angle, bilateralH40.039Anatomical narrow angle, unspecified eye
Metadata & Insights
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 7: Diseases of the Eye and Adnexa (H00-H59).

Instructional Notes

Includes
  • Primary angle closure suspect
General instructions are available for the parent sections:
View CH7 NotesView H40 Notes

Clinical Hierarchy

BillableHas subcodes
CH7Diseases of the eye and adnexa (H00-H59)
H40-H42Glaucoma (H40-H42)
H40Glaucoma
H40.0Glaucoma suspect
H40.03Anatomical narrow angleNot billable
H40.031Anatomical narrow angle, right eyeBillable
H40.032Anatomical narrow angle, left eyeBillable
H40.033Anatomical narrow angle, bilateralBillable
H40.039Anatomical narrow angle, unspecified eyeBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to H40.03:

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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