H52.221: Regular astigmatism, right eye
H52.221 is the billable ICD-10-CM diagnosis code for Regular astigmatism, right 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 H52.221?
H52.221 is the ICD-10-CM diagnosis code for Regular astigmatism, right eye. It belongs to category H52 (Disorders of refraction and accommodation).
Is H52.221 a billable code?
Yes. H52.221 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 H52.221 belong to?
H52.221 is part of ICD-10-CM category H52 — Disorders of refraction and accommodation, which has 74 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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