H21.26 is the authoritative medical code for Iris atrophy essential progressive. This classification is used in medical billing and clinical recording to specify the clinical criteria for iris atrophy essential progressive (ICD-10-CM H21.26), ensuring healthcare documentation aligns with 2026 federal coding standards.
Billing Status: NO. This is a clinician non-billable / parent hierarchy grouping in the ICD-10-CM system.
Sequencing, inclusion, and exclusion notes published for H21.26 in the official ICD-10-CM tabular list.
Conditions not covered by this code, but which may be reported alongside it when both are present.
No. H21.26 (Iris atrophy essential progressive) is a non-billable ICD-10-CM category code. A more specific billable subcode must be selected based on clinical documentation.
Per official ICD-10-CM Excludes2 instructions, H21.26 and the following are not considered part of each other and may both be reported when both conditions are present: sympathetic uveitis (H44.1-).
Official ICD-10-CM classifications closest to H21.26 in its code family, with their registry titles.