Alopecia areata
Alopecia areata patchy hair loss)
Loss of scalp and body hair involving microscopically inflammatory patchy areas.
L63.9 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
The 2023 edition of ICD-10-CM L63.9 became effective on October 1, 2022.
This is the American ICD-10-CM version of L63.9 – other international versions of ICD-10 L63.9 may differ.