ICD-10-CM > H00-H59 > H55-H57 > H57 > H57.0 H57.0 Anomalies of pupillary function Non-Billable/Non-Specific Codes H57.00Unspecified anomaly of pupillary functionH57.01Argyll Robertson pupil, atypicalH57.02AnisocoriaH57.03MiosisH57.04MydriasisH57.05Tonic pupilH57.051Tonic pupil, right eyeH57.052Tonic pupil, left eyeH57.053Tonic pupil, bilateralH57.059Tonic pupil, unspecified eyeH57.09Other anomalies of pupillary function