ICD-10/H00.12

H00.12 ICD 2026 Code: Chalazion right lower eyelid

H00.12 is the authoritative medical code for Chalazion right lower eyelid. This classification is used in medical billing and clinical recording to specify the clinical criteria for chalazion right lower eyelid (ICD-10-CM H00.12), ensuring healthcare documentation aligns with 2026 federal coding standards.

Billing Status: YES. This is a valid, specific, and billable ICD-10-CM reference.

Official Registry Overview & Definition

Chalazion right lower eyelid is a billable ICD-10-CM diagnosis code H00.12. Excludes2 (not included here): infected meibomian gland H00.02-; open wound of eyelid S01.1-; superficial injury of eyelid (S00.1-, S00.2-).

Official Tabular Instructional Notes

Sequencing, inclusion, and exclusion notes published for H00.12 in the official ICD-10-CM tabular list.

Excludes2 — Not Included Here

Conditions not covered by this code, but which may be reported alongside it when both are present.

  • infected meibomian gland H00.02-
  • open wound of eyelid S01.1-
  • superficial injury of eyelid (S00.1-, S00.2-)

Frequently Asked Questions (FAQ) & Clinical Guidance

Can H00.12 be reported alongside related conditions?

Per official ICD-10-CM Excludes2 instructions, H00.12 and the following are not considered part of each other and may both be reported when both conditions are present: infected meibomian gland (H00.02-); open wound of eyelid (S01.1-); superficial injury of eyelid (S00.1-, S00.2-).

Nearest Codes in This Family

Official ICD-10-CM classifications closest to H00.12 in its code family, with their registry titles.

  • H00 — Hordeolum and chalazion
  • H00-H05 — Disorders of eyelid, lacrimal system and orbit (H00-H05)
  • 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

View all 34 codes in the H00 family

Indexed Clinical Terms (1)

Clinical term phrases from the official ICD-10-CM Index to Diseases and Injuries that map to this code.

  • Chalazion, right, lower