ICD-10-CM > H00-H59 > H15-H22 > H15 > H15.1 > H15.12 H15.12 Nodular episcleritis Non-Billable/Non-Specific Codes H15.121Nodular episcleritis, right eyeH15.122Nodular episcleritis, left eyeH15.123Nodular episcleritis, bilateralH15.129Nodular episcleritis, unspecified eye