ICD-10 Code for Hordeolum
Also indexed as (eyelid) (externum) (recurrent)
The ICD-10-CM code for hordeolum is H00.019 — Hordeolum externum unspecified eye, unspecified eyelid. This is the code the Alphabetic Index gives for hordeolum with no further qualifier, valid for FY2027 (October 1, 2026 – September 30, 2027).
H00.019 is billable but unspecified. If the documentation names a type, site or cause, one of the more specific codes below is likely expected.
Which hordeolum code should you use?
The Alphabetic Index lists 14 codes under Hordeolum. Which one applies depends on the qualifier documented in the record — the type, site, cause, or associated condition. Find the qualifier below, then verify the code in the Tabular List before using it.
By type
Hordeolum internum
| left | H00.026 | Hordeolum internum left eye, unspecified eyelid | |
| right | H00.023 | Hordeolum internum right eye, unspecified eyelid | |
| left › lower | H00.025 | Hordeolum internum left lower eyelid | |
| left › upper | H00.024 | Hordeolum internum left upper eyelid | |
| right › lower | H00.022 | Hordeolum internum right lower eyelid | |
| right › upper | H00.021 | Hordeolum internum right upper eyelid |
Hordeolum left
Index terms and codes are reproduced from the official ICD-10-CM FY2027 release. The Alphabetic Index is a finding aid — a code must always be verified in the Tabular List before it is reported. Data sources