H00.01
H00.01 — Hordeolum externum
Non-billable headerICD-10-CM
H00.01 is a non-billable header ICD-10-CM code for hordeolum externum. It cannot be billed on its own: choose one of the more specific child codes below.
Inclusion terms
Alternative wordings a physician may use in the chart for this same code.
- Hordeolum NOS
- Stye
Risk adjustment
H00.01 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.
Code to one of these instead H00.01
7 child codes. Green means billable.
- H00.011Hordeolum externum right upper eyelid
- H00.012Hordeolum externum right lower eyelid
- H00.013Hordeolum externum right eye, unspecified eyelid
- H00.014Hordeolum externum left upper eyelid
- H00.015Hordeolum externum left lower eyelid
- H00.016Hordeolum externum left eye, unspecified eyelid
- H00.019Hordeolum externum unspecified eye, unspecified eyelid
Related codes at this level
Codes that share H00.0. If H00.01 is not quite right, the correct code is usually one of these.
Questions about H00.01
- Is H00.01 a billable ICD-10-CM code?
- No. H00.01 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
- Where does H00.01 sit in the tabular list?
- Diseases of the eye and adnexa (H00-H59), in the block Disorders of eyelid, lacrimal system and orbit (H00-H05).