H21.339

Billable
ChapterH00–H59
Ranksubcategory
Official Description

Parasitic cyst of iris, ciliary body or anterior chamber, unspecified eye

Metadata & Insights
  • 2026 ICD-10-CM Edition - Effective October 1, 2025.
  • Billable/specific code (valid for reimbursement).
  • Chapter 7: Diseases of the Eye and Adnexa (H00-H59).
General instructions are available for the parent sections:

Clinical Hierarchy

CH7Diseases of the eye and adnexa (H00-H59)
H15-H22Disorders of sclera, cornea, iris and ciliary body (H15-H22)
H21Other disorders of iris and ciliary body
H21.3Cyst of iris, ciliary body and anterior chamber
H21.33Parasitic cyst of iris, ciliary body or anterior chamber
H21.339Parasitic cyst of iris, ciliary body or anterior chamber, unspecified eye

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to H21.339:

subcategoryH21.3
Cyst of iris, ciliary body and anterior chamber
View context instructions
categoryH21
Other disorders of iris and ciliary body
View context instructions
chapterCH7
Diseases of the eye and adnexa (H00-H59)
View context instructions

MS-DRG Classification

2026 v43.1

This code is grouped within the following Diagnosis Related Group(s) for clinical reimbursement:

Cross Reference

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