H00.012: Hordeolum externum right lower eyelid
H00.012 is the billable ICD-10-CM diagnosis code for Hordeolum externum right lower eyelid. 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 H00.012?
H00.012 is the ICD-10-CM diagnosis code for Hordeolum externum right lower eyelid. It belongs to category H00 (Hordeolum and chalazion).
Is H00.012 a billable code?
Yes. H00.012 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 H00.012 belong to?
H00.012 is part of ICD-10-CM category H00 — Hordeolum and chalazion, which has 56 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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