L65.9
ICD-10-CMThis code represents hair loss that does not result in scarring of the scalp, where the specific type or cause of the hair loss is not documented or is unknown. It indicates a general diagnosis of non-scarring alopecia without further specificity.
Use this code when the medical record clearly states "nonscarring hair loss" or "alopecia, unspecified" and there is no further information regarding the etiology (e.g., androgenic, telogen effluvium, alopecia areata). This code is appropriate when the provider has not yet determined the specific type of non-scarring alopecia or when the documentation is insufficient to assign a more specific code.
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