H33.109: Unspecified retinoschisis, unspecified eye
H33.109 is the billable ICD-10-CM diagnosis code for Unspecified retinoschisis, unspecified eye. It is a fully specified code, so it can be reported on a claim (subject to clinical documentation and your payer's rules).
Frequently asked questions
What is ICD-10-CM code H33.109?
H33.109 is the ICD-10-CM diagnosis code for Unspecified retinoschisis, unspecified eye. It belongs to category H33 (Retinal detachments and breaks).
Is H33.109 a billable code?
Yes. H33.109 is a billable, fully specified ICD-10-CM code, so it can be used on a claim (subject to documentation and payer rules).
What category does H33.109 belong to?
H33.109 is part of ICD-10-CM category H33 — Retinal detachments and breaks, which has 130 billable codes.
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Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.
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