ICD-10-CM Codes
L00-L99 Diseases of the skin and subcutaneous tissue
L20-L30 Dermatitis and eczema

Allergic contact dermatitis L23- >

Type 1 Excludes

Type 1 Excludes Help

A type 1 excludes note is a pure excludes. It means "not coded here". A type 1 excludes note indicates that the code excluded should never be used at the same time as L23. A type 1 excludes note is for used for when two conditions cannot occur together, such as a congenital form versus an acquired form of the same condition.

allergy NOS (
ICD-10-CM Diagnosis Code T78.40
Allergy, unspecified
Applicable To
- Allergic reaction NOS
- Hypersensitivity NOS
T78.40
)
contact dermatitis NOS (
ICD-10-CM Diagnosis Code L25.9
Unspecified contact dermatitis, unspecified cause
Applicable To
- Contact dermatitis (occupational) NOS
- Contact eczema (occupational) NOS
L25.9
)
dermatitis NOS (
ICD-10-CM Diagnosis Code L30.9
Dermatitis, unspecified
Applicable To
- Eczema NOS
L30.9
)

Type 2 Excludes

Type 2 Excludes Help

A type 2 excludes note represents "not included here". A type 2 excludes note indicates that the condition excluded is not part of the condition it is excluded from but a patient may have both conditions at the same time. When a type 2 excludes note appears under a code it is acceptable to use both the code (L23) and the excluded code together.

dermatitis due to substances taken internally (
ICD-10-CM Diagnosis Code L27
- L27 Dermatitis due to substances taken internally...
  - L27.0 Generalized skin eruption due to drugs and me...
  - L27.1 Localized skin eruption due to drugs and medi...
  - L27.2 Dermatitis due to ingested food
  - L27.8 Dermatitis due to other substances taken inte...
  - L27.9 Dermatitis due to unspecified substance taken...
L27.-
)
dermatitis of eyelid (
ICD-10-CM Diagnosis Code H01.1
Noninfectious dermatoses of eyelid
H01.1-
)
diaper dermatitis (
ICD-10-CM Diagnosis Code L22
Diaper dermatitis
Applicable To
- Diaper erythema
- Diaper rash
- Psoriasiform diaper rash
L22
)
eczema of external ear (
ICD-10-CM Diagnosis Code H60.5
Acute noninfective otitis externa
H60.5-
)
irritant contact dermatitis (
ICD-10-CM Diagnosis Code L24
- L24 Irritant contact dermatitis
  - L24.0 Irritant contact dermatitis due to detergents...
  - L24.1 Irritant contact dermatitis due to oils and g...
  - L24.2 Irritant contact dermatitis due to solvents
  - L24.3 Irritant contact dermatitis due to cosmetics
  - L24.4 Irritant contact dermatitis due to drugs in c...
  - L24.5 Irritant contact dermatitis due to other chem...
  - L24.6 Irritant contact dermatitis due to food in co...
  - L24.7 Irritant contact dermatitis due to plants, ex...
  - L24.8 Irritant contact dermatitis due to other agen...
    - L24.81 Irritant contact dermatitis due to metals
    - L24.89 Irritant contact dermatitis due to other agen...
  - L24.9 Irritant contact dermatitis, unspecified caus...
L24.-
)
perioral dermatitis (
ICD-10-CM Diagnosis Code L71.0
Perioral dermatitis
L71.0
)
radiation-related disorders of the skin and subcutaneous tissue (L55-L59
ICD-10-CM Range L55-L59
Radiation-related disorders of the skin and subcutaneous tissue
- L55 Sunburn
- L56 Other acute skin changes due to ultravio...
- L57 Skin changes due to chronic exposure to ...
- L58 Radiodermatitis
- L59 Other disorders of skin and subcutaneous...
)

Clinical Information

A contact dermatitis due to allergic sensitization to various substances. These substances subsequently produce inflammatory reactions in the skin of those who have acquired hypersensitivity to them as a result of prior exposure.

Codes

L23 Allergic contact dermatitis
- 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 with skin
- L23.4 Allergic contact dermatitis due to dyes
- L23.5 Allergic contact dermatitis due to other chemical products
- L23.6 Allergic contact dermatitis due to food in contact with the skin
- L23.7 Allergic contact dermatitis due to plants, except food
- L23.8 Allergic contact dermatitis due to other agents
  - L23.81 Allergic contact dermatitis due to animal (cat) (dog) dander
  - L23.89 Allergic contact dermatitis due to other agents
- L23.9 Allergic contact dermatitis, unspecified cause

Allergic contact dermatitis L23- >

Allergy, unspecified

Unspecified contact dermatitis, unspecified cause

Dermatitis, unspecified

Noninfectious dermatoses of eyelid

Diaper dermatitis

Acute noninfective otitis externa

Perioral dermatitis

Radiation-related disorders of the skin and subcutaneous tissue