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2. ICD-10 Codes
3. Chapter - L00-L99
4. Section - L60-L75
5. Category - L66
6. L66.9

L66.9 - Cicatricial alopecia, unspecified

• Applicable to Cicatricial alopecia, unspecified
• The 2025 edition of ICD10-CM L66.9 became effective on October 1, 2024.
• This is the American ICD10-CM version of L66.9 - other international versions of ICD10 L66.9 may differ.
• L66.9 is a Billable / Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

The following codes above L66.9 contain annotation back-references that may be applicable to L66.9:

• Chapter: L00-L99 - Diseases of the skin and subcutaneous tissue
• Section: L60-L75 - Disorders of skin appendages
• Category: L66 - Cicatricial alopecia [scarring hair loss]

Browse other similar CM codes:

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.