H33.123 Parasitic cyst of retina, bilateral

The ICD-10-CM code for Parasitic cyst of retina, bilateral is H33.123 (FY2026). It is a billable, claim-ready diagnosis code.

Classification

Chapter

7: Diseases of the eye and adnexa (H00-H59)

Section

H30-H36: Disorders of choroid and retina (H30-H36)

Category H33

85 codes (65 billable)

FY2026 Status

Stable since FY2024

Official Coding Guidelines

Glaucoma (TOC entry)

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

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.

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

References

• CMS — ICD-10-CM Official Code Set and Guidelines, FY2026
• CDC/NCHS — ICD-10-CM Files and Browser Tool

Cite This Page

Reference H33.123 with the canonical source and edition:

H33.123 — Parasitic cyst of retina, bilateral. ICD-10 Coding Pro (ICD-10-CM FY2026). https://icd10codingpro.com/codes/H33.123

Canonical URL: https://icd10codingpro.com/codes/H33.123