ICD-10-CM > H00-H59 > H15-H22 > H20 > H20.0 > H20.01 H20.01 Primary iridocyclitis Non-Billable/Non-Specific Codes H20.011Primary iridocyclitis, right eyeH20.012Primary iridocyclitis, left eyeH20.013Primary iridocyclitis, bilateralH20.019Primary iridocyclitis, unspecified eye