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H21.27 vs H21.3

H21.27 (Miotic pupillary cyst) compared with H21.3 (Cyst of iris, ciliary body and anterior chamber), from the official CMS tabular data. Both may be reported when both conditions are documented (Excludes2).

Can these codes be reported together?

Yes, when both are documented. H21.3 carries an Excludes2 note covering H21.27: “miotic pupillary cyst (H21.27-)”

Excludes2 marks distinct conditions — both may be reported when both are documented.

Side by side

H21.27Miotic pupillary cystH21.3Cyst of iris, ciliary body and anterior chamber
Billing statusNon-billable header

Report instead: H21.271, H21.272, H21.273, H21.279

Non-billable header

Report instead: H21.301, H21.302, H21.303, H21.309, H21.311

ClassificationH00-H59 — Diseases of the Eye and Adnexa (H00-H59)H00-H59 — Diseases of the Eye and Adnexa (H00-H59)
DefinitionMiotic pupillary cyst is a non-billable ICD-10-CM category code (H21.27).Cyst of iris, ciliary body and anterior chamber is a non-billable ICD-10-CM category code (H21.3).
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Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources