ICD-10-CM > H00-H59 > H15-H22 > H20 > H20.0 > H20.05 H20.05 Hypopyon Non-Billable/Non-Specific Codes H20.051Hypopyon, right eyeH20.052Hypopyon, left eyeH20.053Hypopyon, bilateralH20.059Hypopyon, unspecified eye