ICD-10-CM > Z00-Z99 > Z00-Z13 > Z01 > Z01.1 Z01.1 Encounter for examination of ears and hearing Non-Billable/Non-Specific Codes Z01.10Encounter for examination of ears and hearing without abnormal findingsZ01.11Encounter for examination of ears and hearing with abnormal findingsZ01.110Encounter for hearing examination following failed hearing screeningZ01.118Encounter for examination of ears and hearing with other abnormal findingsZ01.12Encounter for hearing conservation and treatment