H21
Header — not billableOther disorders of iris and ciliary body
The ICD-10 code for other disorders of iris and ciliary body is H21.
H21 is a non-billable header code. It groups related conditions but cannot be used on its own for reimbursement — select one of the 8 more specific codes below.
Clinical notes
Excludes2 (not included here)
An Excludes2 note means the excluded condition is not part of this one, but a patient can have both at the same time — in that case both codes may be reported together.
- sympathetic uveitis (H44.1-)
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •This is a non-billable header code. Documentation must support a more specific child code before this diagnosis can be reported on a claim.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Child codes under H21
- H21.0Hyphemanon-billable header
- H21.1Other vascular disorders of iris and ciliary bodynon-billable header
- H21.2Degeneration of iris and ciliary bodynon-billable header
- H21.3Cyst of iris, ciliary body and anterior chambernon-billable header
- H21.4Pupillary membranesnon-billable header
- H21.5Other and unspecified adhesions and disruptions of iris and ciliary bodynon-billable header
- H21.8Other specified disorders of iris and ciliary bodynon-billable header
- H21.9Unspecified disorder of iris and ciliary body
Related codes in this category
- H15Disorders of scleranon-billable header
- H16Keratitisnon-billable header
- H17Corneal scars and opacitiesnon-billable header
- H18Other disorders of corneanon-billable header
- H20Iridocyclitisnon-billable header
- H22Disorders of iris and ciliary body in diseases classified elsewhere
- H21Other disorders of iris and ciliary bodynon-billable header