L65.9 – Nonscarring hair loss, unspecified
ICD-10-CM 2027 diagnosis code · Disorders of skin appendages
ICD-10-CM code
L65.9
- Code
L65.9(claims format:L659)- Description
- Nonscarring hair loss, unspecified
- Billable
- Yes – valid for HIPAA-covered transactions
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 12. Diseases of the skin and subcutaneous tissue (L00-L99)
- Block
- L60-L75 Disorders of skin appendages
- Parent codes
- L65
Notes for L65.9
Applicable to:
- Alopecia NOS
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
L65 – Other nonscarring hair loss
Excludes1 (not coded here):
- trichotillomania (F63.3)
Use additional code:
Block L60-L75
Excludes1 (not coded here):
- congenital malformations of integument (Q84.-)
Index terms for L65.9
Entries in the ICD-10-CM alphabetic index that lead to this code:
Related codes in L65
- L65.0 – Telogen effluviumBillable
- L65.1 – Anagen effluviumBillable
- L65.2 – Alopecia mucinosaBillable
- L65.8 – Other specified nonscarring hair lossBillable
Frequently asked questions
What is ICD-10 code L65.9?
L65.9 is the ICD-10-CM code for nonscarring hair loss, unspecified, in the block L60-L75 (Disorders of skin appendages).
Is L65.9 a billable code?
Yes. L65.9 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does L65.9 belong to?
It belongs to category L65 – Other nonscarring hair loss.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.