H21.249 Degeneration of pupillary margin, unspecified eye

✓ Billable ICD-10-CM 2026
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The ICD-10-CM code for Degeneration of pupillary margin, unspecified eye is H21.249 (FY2026). It is a billable, claim-ready diagnosis code.

Classification

Section
H15-H22: Disorders of sclera, cornea, iris and ciliary body (H15-H22)
Category H21
126 codes (97 billable)
FY2026 Status
Stable since FY2024

Official Coding Guidelines

Glaucoma (TOC entry)

a. Glaucoma .............................................................................................................................. 48

— ICD-10-CM Official Guidelines for Coding and Reporting, FY2026, Section I.C.7.a
Assigning glaucoma codes (use as many H40 codes as needed)

Assign as many codes from category H40, Glaucoma, as needed to identify the type of glaucoma, the affected eye, and the glaucoma stage.

— ICD-10-CM Official Guidelines for Coding and Reporting, FY2026, Section I.C.7.a.1

Source: CMS — ICD-10-CM Official Guidelines for Coding and Reporting, FY2026

References

Related Codes

Parent Code

H21 Other disorders of iris and ciliary body

Related Codes in H21

H21 Other disorders of iris and ciliary body H21.0 Hyphema H21.00 Hyphema, unspecified eye H21.01 Hyphema, right eye H21.02 Hyphema, left eye H21.03 Hyphema, bilateral H21.1 Other vascular disorders of iris and ciliary body H21.1X Other vascular disorders of iris and ciliary body H21.1X1 Other vascular disorders of iris and ciliary body, right eye H21.1X2 Other vascular disorders of iris and ciliary body, left eye H21.1X3 Other vascular disorders of iris and ciliary body, bilateral H21.1X9 Other vascular disorders of iris and ciliary body, unspecified eye H21.2 Degeneration of iris and ciliary body H21.21 Degeneration of chamber angle H21.211 Degeneration of chamber angle, right eye H21.212 Degeneration of chamber angle, left eye H21.213 Degeneration of chamber angle, bilateral H21.219 Degeneration of chamber angle, unspecified eye H21.22 Degeneration of ciliary body H21.221 Degeneration of ciliary body, right eye
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Reviewed by Prajwal Shrestha, CPC, CRC
Certified Professional Coder (CPC) and Certified Risk Adjustment Coder (CRC) · AAPC Member ID 01997614 · About · Editorial policy · Content last reviewed: 2025-10-01

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