ICD-10-CM › H00-H59 › H15-H22 › H21 Other disorders of iris and ciliary body › H21.9
Unspecified disorder of iris and ciliary body
ValidICD-10-CM diagnosis code.
Valid for claims with a date of service in the current code year.
What has happened to this code
Every change the publisher made, from 2007 to now. Entries marked draft are from the pre-implementation releases: ICD-10 took effect on 1 October 2015, so nothing before FY2016 was ever valid on a claim.
- FY2007 Added to the draft code set draft Unspecified disorder of iris and ciliary body
Official coding rules
Published by CDC for FY2027. A rule attached to a category binds every code beneath it, so the rules inherited from this code's ancestors are shown with the code they come from.
Inherited from H21 Other disorders of iris and ciliary body
Excludes2 - not included here
- sympathetic uveitis (H44.1-)
How CDC's index refers to this code
Wording from the official alphabetic index. Much of it appears nowhere in the code description, which is why a search for the everyday phrase so often finds nothing.
- Disorder > ciliary body
- Disorder > iris
- Disease, diseased > iris
- Disease, diseased > aqueous
- Disease, diseased > uveal tract
- Disease, diseased > ciliary body
- Disease, diseased > anterior > chamber
- Disease, diseased > eye > anterior chamber
- Paralysis, paralytic > muscle, muscular NEC > iris sphincter
Codes in the same group
| Code | Description | Status |
|---|---|---|
| H21.0 | Hyphema | Not billable |
| H21.1 | Other vascular disorders of iris and ciliary body | Not billable |
| H21.2 | Degeneration of iris and ciliary body | Not billable |
| H21.3 | Cyst of iris, ciliary body and anterior chamber | Not billable |
| H21.4 | Pupillary membranes | Not billable |
| H21.5 | Other and unspecified adhesions and disruptions of iris and ciliary body | Not billable |
| H21.8 | Other specified disorders of iris and ciliary body | Not billable |