L73.9
BillableFollicular disorder, unspecified
Follicular disorder, unspecified
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
Related Codes(4)
Also Known As / Clinical Terms(47)
SNOMED CT
- Disease of sebaceous glands3441005
- Disorder of sebaceous gland3441005
- Agminate folliculitis9827004
- Folliculitis13600006
- Acute folliculitis123687007
- Chronic folliculitis123688002
- Gram-negative folliculitis238380009
- Hair follicle disorder238741003
- Eyelash follicle finding247567006
- Eyelash follicle observations247567006
- Lash follicle observation247567006
- Folliculitis of lids247568001
- Follicular impetigo267812007
- Superficial folliculitis267812007
- Nodular folliculitis367373003
- Bacterial folliculitis399324007
- Hot tub dermatitis402921005
- Pseudomonas aeruginosa folliculitis402921005
- Whirlpool folliculitis402921005
- Malassezia folliculitis428172002
- Superficial bacterial folliculitis721268005
- Superficial folliculitis caused by bacterium721268005
- Nuchal folliculitis14610001000004109
Clinical Terms
- Agminate folliculitis
- Chronic folliculitis
- Malassezia folliculitis
- Folliculitis of lids
- Follicular impetigo
- Lash follicle observation
- Folliculitis
- Hair follicle disorder
- Pseudomonas aeruginosa folliculitis
- Disease of sebaceous glands
- Disorder of sebaceous gland
- Eyelash follicle observations
- Superficial folliculitis caused by bacterium
- Superficial folliculitis
- Gram-negative folliculitis
- Hot tub dermatitis
- Bacterial folliculitis
- Acute folliculitis
- Nuchal folliculitis
- Nodular folliculitis
- Eyelash follicle finding
- Whirlpool folliculitis
- Superficial bacterial folliculitis
Frequently Asked Questions
What is the ICD-10 code for follicular disorder, unspecified?
The ICD-10-CM code for follicular disorder, unspecified is L73.9. The full clinical description is "Follicular disorder, unspecified". L73.9 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code L73.9 mean?
ICD-10-CM code L73.9 represents “Follicular disorder, unspecified”. It is classified under Chapter 12: Diseases of the Skin and Subcutaneous Tissue and is a billable/specific code that can be used on a claim.
Is L73.9 a billable code?
Yes, L73.9 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is L73.9 in?
L73.9 is in Chapter 12: Diseases of the Skin and Subcutaneous Tissue (codes L00-L99).
What codes cannot be used with L73.9?
L73.9 has Excludes1 notes indicating codes that cannot be used together with it, including: congenital malformations of integument (Q84.-).
What SNOMED CT codes does L73.9 map to?
L73.9 maps to 16 SNOMED CT concepts: 123687007, 9827004, 399324007, 123688002, 3441005, and 11 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for L73.9?
L73.9 is linked to 1 UMLS Concept Unique Identifier: C0494865. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does L73.9 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like follicular disorder, unspecified 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 L73.9?
There is no direct ICD-11 mapping available for L73.9 in the WHO crosswalk tables. This may mean the concept is classified differently in ICD-11. Use the ICD-10 to ICD-11 converter to search for related codes.
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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.