H16.00Non-Billable (Header)Unspecified corneal ulcerChild CodesH16.001Unspecified corneal ulcer, right eyeH16.002Unspecified corneal ulcer, left eyeH16.003Unspecified corneal ulcer, bilateralH16.009Unspecified corneal ulcer, unspecified eyeCode Hierarchy└H16Keratitis└H16.0Corneal ulcer└H16.00Unspecified corneal ulcer└H16.00Unspecified corneal ulcer