L66.11

Classic lichen planopilaris

Billable / specific

L66.11 is a billable, specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes in FY2027.

Inclusion terms

Applicable to

  • Follicular lichen planus

Excludes1

Not coded here — never report together with this code.

  • congenital malformations of integument (Q84.-) (from L66)

Excludes2

Not included here — may be reported together when both conditions exist.

  • certain conditions originating in the perinatal period (P04-P96) (from L66)
  • certain infectious and parasitic diseases (A00-B99) (from L66)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A) (from L66)
  • congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99) (from L66)
  • endocrine, nutritional and metabolic diseases (E00-E88) (from L66)
  • lipomelanotic reticulosis (I89.8) (from L66)
  • neoplasms (C00-D49) (from L66)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94) (from L66)
  • systemic connective tissue disorders (M30-M36) (from L66)
  • viral warts (B07.-) (from L66)

Also known as

  • Follicular lichen planus
  • Lichen, planopilaris, classic
  • Lichen, planopilaris, follicular
  • Lichen, planus, follicular

Parent code

  • L66.1Lichen planopilarisHeader

Related codes

  • L66.10Lichen planopilaris, unspecifiedBillable
  • L66.12Frontal fibrosing alopeciaBillable
  • L66.19Other lichen planopilarisBillable

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