H21
H21: Other disorders of iris and ciliary body
Non-billable headerICD-10-CM
H21 is a non-billable header ICD-10-CM code for other disorders of iris and ciliary body. It cannot be billed on its own: choose one of the more specific child codes below.
Excludes2: not included here, but may coexist
The excluded condition is not part of this code, but a patient can have both. You may code both.
- sympathetic uveitis (H44.1-)
Risk adjustment
No CMS-HCC V28 category: this code does not change a RAF score.
Code history
Unchanged in every release from FY2024 to FY2027.
Code to one of these instead H21
8 child codes. Green means billable.
- H21.0Hyphema
- H21.1Other vascular disorders of iris and ciliary body
- H21.2Degeneration of iris and ciliary body
- H21.3Cyst of iris, ciliary body and anterior chamber
- H21.4Pupillary membranes
- H21.5Other and unspecified adhesions and disruptions of iris and ciliary body
- H21.8Other specified disorders of iris and ciliary body
- H21.9Unspecified disorder of iris and ciliary body