All ICD10 Codes

L73

Non-Billable
ChapterL00–L99
Rankcategory
Official Description

Other follicular disorders

Use a more specific code (5 billable)
L73.0Acne keloidL73.1Pseudofolliculitis barbaeL73.2Hidradenitis suppurativaL73.8Other specified follicular disordersL73.9Follicular disorder, unspecified
Metadata & Insights
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 12: Diseases of the Skin and Subcutaneous Tissue (L00-L99).

CH12 Parent Instructions

Excludes2(Not included here. Code separately if applicable.)
  • certain conditions originating in the perinatal period (P04-P96)
  • certain infectious and parasitic diseases (A00-B99)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A)
  • congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
  • endocrine, nutritional and metabolic diseases (E00-E88)
  • lipomelanotic reticulosis (I89.8)
  • neoplasms (C00-D49)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
  • systemic connective tissue disorders (M30-M36)
  • viral warts (B07.-)

L60-L75 Parent Instructions

Excludes1(Not coded here. Use a different code.)
  • congenital malformations of integument (Q84.-)

Clinical Hierarchy

BillableHas subcodes
CH12Diseases of the skin and subcutaneous tissue (L00-L99)
L60-L75Disorders of skin appendages (L60-L75)
L73Other follicular disordersNot billable
L73.0Acne keloidBillable
L73.1Pseudofolliculitis barbaeBillable
L73.2Hidradenitis suppurativaBillable
L73.8Other specified follicular disordersBillable
L73.9Follicular disorder, unspecifiedBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to L73:

blockL60-L75
Disorders of skin appendages (L60-L75)
View context instructions
chapterCH12
Diseases of the skin and subcutaneous tissue (L00-L99)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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