H00 Hordeolum and chalazion

⚠ Non-Billable ICD-10-CM 2026
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The ICD-10-CM code for Hordeolum and chalazion is H00 (FY2026). It is a non-billable category code — select a more specific code below for claims.

Classification

Section
H00-H05: Disorders of eyelid, lacrimal system and orbit (H00-H05)
Category H00
34 codes (28 billable)
FY2026 Status
Stable since FY2024

Official Coding Guidelines

Chapter 7 TOC entry

7. Chapter 7: Diseases of the Eye and Adnexa (H00-H59) ........................................................ 48

— ICD-10-CM Official Guidelines for Coding and Reporting, FY2026, Section I.C.7
Glaucoma (TOC entry)

a. Glaucoma .............................................................................................................................. 48

— ICD-10-CM Official Guidelines for Coding and Reporting, FY2026, Section I.C.7.a

Source: CMS — ICD-10-CM Official Guidelines for Coding and Reporting, FY2026

References

Cite This Page

Reference H00 with the canonical source and edition:

H00 — Hordeolum and chalazion. ICD-10 Coding Pro (ICD-10-CM FY2026). https://icd10codingpro.com/codes/H00

Canonical URL: https://icd10codingpro.com/codes/H00

Related Codes

More Specific Codes

H00.0 Hordeolum (externum) (internum) of eyelid H00.1 Chalazion

All Codes in H00

Every most-specific code under H00 Hordeolum and chalazion (28 codes):

Show the complete H00 code list
H00.011 Hordeolum externum right upper eyelid H00.012 Hordeolum externum right lower eyelid H00.013 Hordeolum externum right eye, unspecified eyelid H00.014 Hordeolum externum left upper eyelid H00.015 Hordeolum externum left lower eyelid H00.016 Hordeolum externum left eye, unspecified eyelid H00.019 Hordeolum externum unspecified eye, unspecified eyelid H00.021 Hordeolum internum right upper eyelid H00.022 Hordeolum internum right lower eyelid H00.023 Hordeolum internum right eye, unspecified eyelid H00.024 Hordeolum internum left upper eyelid H00.025 Hordeolum internum left lower eyelid H00.026 Hordeolum internum left eye, unspecified eyelid H00.029 Hordeolum internum unspecified eye, unspecified eyelid H00.031 Abscess of right upper eyelid H00.032 Abscess of right lower eyelid H00.033 Abscess of eyelid right eye, unspecified eyelid H00.034 Abscess of left upper eyelid H00.035 Abscess of left lower eyelid H00.036 Abscess of eyelid left eye, unspecified eyelid H00.039 Abscess of eyelid unspecified eye, unspecified eyelid H00.11 Chalazion right upper eyelid H00.12 Chalazion right lower eyelid H00.13 Chalazion right eye, unspecified eyelid H00.14 Chalazion left upper eyelid H00.15 Chalazion left lower eyelid H00.16 Chalazion left eye, unspecified eyelid H00.19 Chalazion unspecified eye, unspecified eyelid
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Reviewed by Prajwal Shrestha, CPC, CRC
Certified Professional Coder (CPC) and Certified Risk Adjustment Coder (CRC) · AAPC Member ID 01997614 · About · Editorial policy · Content last reviewed: 2025-10-01

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