ICD-10-CM > L00-L99 > L60-L75 > L63 L63 Alopecia areata Non-Billable/Non-Specific Codes L63.0Alopecia (capitis) totalisL63.1Alopecia universalisL63.2OphiasisL63.8Other alopecia areataL63.9Alopecia areata, unspecified