L23
Non-billableAllergic contact dermatitis
Allergic contact dermatitis
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Status
Non-billable / Header
Block
L20-L30
Child Codes
10
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 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.-)
- chronic (childhood) granulomatous disease (D71)
- dermatitis gangrenosa (L08.0)
- dermatitis herpetiformis (L13.0)
- dry skin dermatitis (L85.3)
- factitial dermatitis (L98.1)
- perioral dermatitis (L71.0)
- radiation-related disorders of the skin and subcutaneous tissue (L55-L59)
- stasis dermatitis (I87.2)
- dermatitis due to substances taken internally (L27.-)
- dermatitis of eyelid (H01.1-)
- diaper dermatitis (L22)
- eczema of external ear (H60.5-)
- irritant contact dermatitis (L24.-)
Child Codes (10)
L23.0Allergic contact dermatitis due to metals
L23.1Allergic contact dermatitis due to adhesives
L23.2Allergic contact dermatitis due to cosmetics
L23.3Allergic contact dermatitis due to drugs in contact w skin
L23.4Allergic contact dermatitis due to dyes
L23.5Allergic contact dermatitis due to other chemical products
L23.6Allergic contact dermatitis due to food in contact w skin
L23.7Allergic contact dermatitis due to plants, except food
L23.8Allergic contact dermatitis due to other agents
L23.9Allergic contact dermatitis, unspecified cause
Also Known As / Clinical Terms
UMLS
- ACD - Allergic contact dermatitisC0162820
- Allergic Contact DermatitidesC0162820
- Allergic Contact DermatitisC0162820
- Allergic Eczematous DermatitidesC0162820
- Allergic Eczematous DermatitisC0162820
- Allergic contact dermatitisC0162820
- Allergic contact dermatitis (disorder)C0162820
- Allergic contact dermatitis, unspecified causeC0162820
- Contact Dermatitides, AllergicC0162820
- Contact Dermatitis, AllergicC0162820
- Dermatitides, Allergic ContactC0162820
- Dermatitides, Allergic EczematousC0162820
- Dermatitis, Allergic ContactC0162820
- Dermatitis, Allergic EczematousC0162820
- Dermatitis, Contact, AllergicC0162820
- Eczematous Dermatitides, AllergicC0162820
- Eczematous Dermatitis, AllergicC0162820
- allergic contact dermatitisC0162820
- contact allergic dermatitisC0162820
- dermatitis contact allergicC0162820
Frequently Asked Questions
What is ICD-10 code L23?
ICD-10-CM code L23 represents "Allergic contact dermatitis". It is a non-billable header code — use a more specific child code for billing purposes.
Is L23 a billable code?
No, L23 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 10 child codes under L23.
What chapter is L23 in?
L23 is in Chapter 12: Diseases of the Skin and Subcutaneous Tissue (codes L00-L99).
What codes cannot be used with L23?
L23 has Excludes1 notes indicating codes that cannot be used together with it, including: allergy NOS (T78.40); contact dermatitis NOS (L25.9); dermatitis NOS (L30.9).
What are the subcategories under L23?
L23 has 10 child codes, including: L23.0 (Allergic contact dermatitis due to metals), L23.1 (Allergic contact dermatitis due to adhesives), L23.2 (Allergic contact dermatitis due to cosmetics), L23.3 (Allergic contact dermatitis due to drugs in contact w skin), and 6 more.
What are the UMLS CUIs for L23?
L23 is linked to 1 UMLS Concept Unique Identifier: C0162820. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
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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.