ICD-10-CM > H00-H59 > H10-H11 > H10 > H10.2 > H10.21 H10.21 Acute toxic conjunctivitis Non-Billable/Non-Specific Applicable To Acute chemical conjunctivitis Code First (T51-T65) to identify chemical and intent Type 1 Excludes burn and corrosion of eye and adnexa (T26.-) Codes H10.211Acute toxic conjunctivitis, right eyeH10.212Acute toxic conjunctivitis, left eyeH10.213Acute toxic conjunctivitis, bilateralH10.219Acute toxic conjunctivitis, unspecified eye