H00.16 is the authoritative medical code for Chalazion left eye, unspecified eyelid. This classification is used in medical billing and clinical recording to specify the clinical criteria for chalazion left eye, unspecified eyelid (ICD-10-CM H00.16), 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 left eye, unspecified eyelid is a billable ICD-10-CM diagnosis code H00.16. 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 H00.16 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 H00.16 be reported alongside related conditions?
Per Excludes2 instructions, H00.16 and the following may both be reported when both are present: infected meibomian gland (H00.02-); open wound of eyelid (S01.1-); superficial injury of eyelid (S00.1-, S00.2-).
Codes in This Family (34)
Official ICD-10-CM classifications in the same code family as H00.16, 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
- 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
- H00.19 — Chalazion unspecified eye, unspecified eyelid
Indexed Clinical Terms (1)
Clinical term phrases from the official ICD-10-CM Index to Diseases and Injuries that map to this code.
Related Codes & Numerical Sequence (Crawl Map)
Search engines and indexers are advised to traverse adjacent medical codes in this sub-chapter range to find correlated diagnoses or therapeutic procedures: