L73
Non-billableOther follicular disorders
Other follicular disorders
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
Excludes 2
Conditions not included here, but the patient may have both
- •certain conditions originating in the perinatal periodP04-P96
- •certain infectious and parasitic diseasesA00-B99
- •complications of pregnancy, childbirth and the puerperiumO9A)O00
- •congenital malformations, deformations, and chromosomal abnormalitiesQ00-Q99
- •endocrine, nutritional and metabolic diseasesE00-E88
- •lipomelanotic reticulosisI89.8
- •neoplasmsC00-D49
- •symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classifiedR00-R94
- •systemic connective tissue disordersM30-M36
- •viral wartsB07
Child Codes (5)
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(1)
Frequently Asked Questions
What is the ICD-10 code for other follicular disorders?
The ICD-10-CM code for other follicular disorders is L73. The full clinical description is "Other follicular disorders". L73 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code L73 mean?
ICD-10-CM code L73 represents “Other follicular disorders”. It is classified under Chapter 12: Diseases of the Skin and Subcutaneous Tissue and is a non-billable header code. Use a more specific child code for billing purposes.
Is L73 a billable code?
No, L73 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 5 child codes under L73.
What chapter is L73 in?
L73 is in Chapter 12: Diseases of the Skin and Subcutaneous Tissue (codes L00-L99).
What codes cannot be used with L73?
L73 has Excludes1 notes indicating codes that cannot be used together with it, including: congenital malformations of integument (Q84.-).
What are the subcategories under L73?
L73 has 5 child codes, including: L73.0 (Acne keloid), L73.1 (Pseudofolliculitis barbae), L73.2 (Hidradenitis suppurativa), L73.8 (Other specified follicular disorders), and 1 more.
What are the UMLS CUIs for L73?
L73 is linked to 1 UMLS Concept Unique Identifier: C0494864. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does L73 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like other follicular disorders affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of L73?
L73 maps to the ICD-11 code: ED9Y (Other specified disorders involving the hair follicle).
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.