Dermatitis due to substances taken internally L27- >

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 L27. 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

      2016 2017 2018 Non-Billable/Non-Specific Code
    Applicable To
    • Allergic reaction NOS
    • Hypersensitivity NOS
    T78.40
    )
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 (L27) and the excluded code together.
  • adverse food reaction, except dermatitis (
    ICD-10-CM Diagnosis Code T78.0

    Anaphylactic reaction due to food

      2016 2017 2018 Non-Billable/Non-Specific Code
    Applicable To
    • Anaphylactic reaction due to adverse food reaction
    • Anaphylactic shock or reaction due to nonpoisonous foods
    • Anaphylactoid reaction due to food
    T78.0-
    ICD-10-CM Diagnosis Code T78.1

    Other adverse food reactions, not elsewhere classified

      2016 2017 2018 Non-Billable/Non-Specific Code
    Type 1 Excludes
    • anaphylactic reaction or shock due to adverse food reaction (T78.0-)
    • anaphylactic reaction due to food (T78.0-)
    • bacterial food borne intoxications (A05.-)
    Type 2 Excludes
    • allergic and dietetic gastroenteritis and colitis (K52.29)
    • allergic rhinitis due to food (J30.5)
    • dermatitis due to food in contact with skin (L23.6, L24.6, L25.4)
    • dermatitis due to ingested food (L27.2)
    • food protein-induced enterocolitis syndrome (K52.21)
    • food protein-induced enteropathy (K52.22)
    Use Additional
    • code to identify the type of reaction, if applicable
    T78.1
    )
  • contact dermatitis (
    ICD-10-CM Diagnosis Code L23

    Allergic contact dermatitis

      2016 2017 2018 Non-Billable/Non-Specific Code
    Type 1 Excludes
    Type 2 Excludes
    • 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.-)
    • perioral dermatitis (L71.0)
    • radiation-related disorders of the skin and subcutaneous tissue (L55-L59)
    L23
    -
    ICD-10-CM Diagnosis Code L25

    Unspecified contact dermatitis

      2016 2017 2018 Non-Billable/Non-Specific Code
    Type 1 Excludes
    • allergic contact dermatitis (L23.-)
    • allergy NOS (T78.40)
    • dermatitis NOS (L30.9)
    • irritant contact dermatitis (L24.-)
    Type 2 Excludes
    • dermatitis due to ingested substances (L27.-)
    • dermatitis of eyelid (H01.1-)
    • eczema of external ear (H60.5-)
    • perioral dermatitis (L71.0)
    • radiation-related disorders of the skin and subcutaneous tissue (L55-L59)
    L25
    )
  • drug photoallergic response (
    ICD-10-CM Diagnosis Code L56.1

    Drug photoallergic response

      2016 2017 2018 Billable/Specific Code
    Use Additional
    • code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)
    L56.1
    )
  • drug phototoxic response (
    ICD-10-CM Diagnosis Code L56.0

    Drug phototoxic response

      2016 2017 2018 Billable/Specific Code
    Use Additional
    • code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)
    L56.0
    )
  • urticaria (
    ICD-10-CM Diagnosis Code L50
    • L50 Urticaria
      • L50.0 Allergic urticaria
      • L50.1 Idiopathic urticaria
      • L50.2 Urticaria due to cold and heat
      • L50.3 Dermatographic urticaria
      • L50.4 Vibratory urticaria
      • L50.5 Cholinergic urticaria
      • L50.6 Contact urticaria
      • L50.8 Other urticaria
      • L50.9 Urticaria, unspecified
    L50.-
    )
Codes