ICD-10-CM · Chapter 7 · H00-H59
H20 Iridocyclitis
Subcodes
Each subcode links to a detail page with full clinical annotations.
| Code | Description | Billable |
|---|---|---|
| H20..0 | Acute and subacute iridocyclitis | No |
| H20..00 | Unspecified acute and subacute iridocyclitis | Yes |
| H20..01 | Primary iridocyclitis | No |
| H20..011 | Primary iridocyclitis, right eye | Yes |
| H20..012 | Primary iridocyclitis, left eye | Yes |
| H20..013 | Primary iridocyclitis, bilateral | Yes |
| H20..019 | Primary iridocyclitis, unspecified eye | Yes |
| H20..02 | Recurrent acute iridocyclitis | No |
| H20..021 | Recurrent acute iridocyclitis, right eye | Yes |
| H20..022 | Recurrent acute iridocyclitis, left eye | Yes |
| H20..023 | Recurrent acute iridocyclitis, bilateral | Yes |
| H20..029 | Recurrent acute iridocyclitis, unspecified eye | Yes |
| H20..03 | Secondary infectious iridocyclitis | No |
| H20..031 | Secondary infectious iridocyclitis, right eye | Yes |
| H20..032 | Secondary infectious iridocyclitis, left eye | Yes |
| H20..033 | Secondary infectious iridocyclitis, bilateral | Yes |
| H20..039 | Secondary infectious iridocyclitis, unspecified eye | Yes |
| H20..04 | Secondary noninfectious iridocyclitis | No |
| H20..041 | Secondary noninfectious iridocyclitis, right eye | Yes |
| H20..042 | Secondary noninfectious iridocyclitis, left eye | Yes |
| H20..043 | Secondary noninfectious iridocyclitis, bilateral | Yes |
| H20..049 | Secondary noninfectious iridocyclitis, unspecified eye | Yes |
| H20..05 | Hypopyon | No |
| H20..051 | Hypopyon, right eye | Yes |
| H20..052 | Hypopyon, left eye | Yes |
| H20..053 | Hypopyon, bilateral | Yes |
| H20..059 | Hypopyon, unspecified eye | Yes |
| H20..1 | Chronic iridocyclitis | No |
| H20..10 | Chronic iridocyclitis, unspecified eye | Yes |
| H20..11 | Chronic iridocyclitis, right eye | Yes |
| H20..12 | Chronic iridocyclitis, left eye | Yes |
| H20..13 | Chronic iridocyclitis, bilateral | Yes |
| H20..2 | Lens-induced iridocyclitis | No |
| H20..20 | Lens-induced iridocyclitis, unspecified eye | Yes |
| H20..21 | Lens-induced iridocyclitis, right eye | Yes |
| H20..22 | Lens-induced iridocyclitis, left eye | Yes |
| H20..23 | Lens-induced iridocyclitis, bilateral | Yes |
| H20..8 | Other iridocyclitis | No |
| H20..81 | Fuchs' heterochromic cyclitis | No |
| H20..811 | Fuchs' heterochromic cyclitis, right eye | Yes |
| H20..812 | Fuchs' heterochromic cyclitis, left eye | Yes |
| H20..813 | Fuchs' heterochromic cyclitis, bilateral | Yes |
| H20..819 | Fuchs' heterochromic cyclitis, unspecified eye | Yes |
| H20..82 | Vogt-Koyanagi syndrome | No |
| H20..821 | Vogt-Koyanagi syndrome, right eye | Yes |
| H20..822 | Vogt-Koyanagi syndrome, left eye | Yes |
| H20..823 | Vogt-Koyanagi syndrome, bilateral | Yes |
| H20..829 | Vogt-Koyanagi syndrome, unspecified eye | Yes |
| H20..9 | Unspecified iridocyclitis | Yes |
Last reviewed: September 2026