ICD-10-CM H00: Hordeolum and chalazion

ICD-10-CM Diagnosis Code (2025)

Official Description for H00

Hordeolum and chalazion

Coding Notes & Guidelines for H00

Excludes2: Not Included Here

infected meibomian gland (H00.02-)

Inclusion Terms
  • Hordeolum NOS
  • Stye
Inclusion Terms

Infection of meibomian gland

Inclusion Terms

Furuncle of eyelid

Inclusion Terms

Meibomian (gland) cyst

Child Codes (More Specific Codes for H00):

H00.0 - Hordeolum (externum) (internum) of eyelid H00.01 - Hordeolum externum 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 H00.02 - Hordeolum internum 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 H00.03 - Abscess of 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 H00.1 - Chalazion 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

About ICD-10-CM Code H00 (Hordeolum and chalazion)

ICD-10-CM code H00 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM H00 became effective on October 1, 2024.

This page provides detailed information about H00 - Hordeolum and chalazion. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Hordeolum and chalazion.