ICD-10-CM > H00-H59 > H30-H36 > H30 > H30.2 H30.2 Posterior cyclitis Non-Billable/Non-Specific Applicable To Pars planitis Codes H30.20Posterior cyclitis, unspecified eyeH30.21Posterior cyclitis, right eyeH30.22Posterior cyclitis, left eyeH30.23Posterior cyclitis, bilateral