L66.8
⚠ Non-billable
Other cicatricial alopecia
ICD-10-CM · FY2026 · Diseases of the Skin and Subcutaneous Tissue
Code
L66.8
System
ICD-10-CM
Billable
No — use specific code
Effective
FY2026
Chapter
Diseases of the Skin and Subcutaneous Tissue
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code L66.8?
ICD-10-CM code L66.8 represents Other cicatricial alopecia. It is a non-billable header code requiring a more specific subcategory in the Diseases of the Skin and Subcutaneous Tissue chapter, effective October 1, 2025 – September 30, 2026.
Is L66.8 billable?
No. L66.8 is a non-billable header. Select a more specific subcategory for claims submission.
What chapter is L66.8 in?
L66.8 belongs to the Diseases of the Skin and Subcutaneous Tissue chapter (L00–L99) of ICD-10-CM.
Related codes in the L66 category
L66
Cicatricial alopecia [scarring hair loss]
Non-billable
L66.0
Pseudopelade
Billable
L66.1
Lichen planopilaris
Non-billable
L66.2
Folliculitis decalvans
Billable
L66.3
Perifolliculitis capitis abscedens
Billable
L66.4
Folliculitis ulerythematosa reticulata
Billable
L66.9
Cicatricial alopecia, unspecified
Billable
L66.10
Lichen planopilaris, unspecified
Billable
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