2022 ICD-10-CM Diagnosis Code L23.6

Allergic contact dermatitis due to food in contact with the skin

    2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
  • L23.6 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • Short description: Allergic contact dermatitis due to food in contact w skin
  • The 2022 edition of ICD-10-CM L23.6 became effective on October 1, 2021.
  • This is the American ICD-10-CM version of L23.6 - other international versions of ICD-10 L23.6 may differ.
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 (L23.6) and the excluded code together.
  • dermatitis due to ingested food (
    ICD-10-CM Diagnosis Code L27.2

    Dermatitis due to ingested food

      2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
    Type 2 Excludes
    L27.2
    )
The following code(s) above L23.6 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
  • Applicable To annotations, or
  • Code Also annotations, or
  • Code First annotations, or
  • Excludes1 annotations, or
  • Excludes2 annotations, or
  • Includes annotations, or
  • Note annotations, or
  • Use Additional annotations
that may be applicable to L23.6:
  • L00-L99
    2022 ICD-10-CM Range L00-L99

    Diseases of the skin and subcutaneous tissue

    Type 2 Excludes
    • 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.-)
    Diseases of the skin and subcutaneous tissue
  • L20-L30
    2022 ICD-10-CM Range L20-L30

    Dermatitis and eczema

    Note
    • In this block the terms dermatitis and eczema are used synonymously and interchangeably.
    Type 2 Excludes
    • 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 and eczema
  • L23
    ICD-10-CM Diagnosis Code L23

    Allergic contact dermatitis

      2016 2017 2018 2019 2020 2021 2022 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)
    Allergic contact dermatitis
Approximate Synonyms
  • Allergic contact dermatitis due to food
ICD-10-CM L23.6 is grouped within Diagnostic Related Group(s) (MS-DRG v39.0):
  • 606 Minor skin disorders with mcc
  • 607 Minor skin disorders without mcc

Convert L23.6 to ICD-9-CM

Code History
  • 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
  • 2017 (effective 10/1/2016): No change
  • 2018 (effective 10/1/2017): No change
  • 2019 (effective 10/1/2018): No change
  • 2020 (effective 10/1/2019): No change
  • 2021 (effective 10/1/2020): No change
  • 2022 (effective 10/1/2021): No change
Code annotations containing back-references to L23.6:
  • Type 1 Excludes: T61
    , T62
    ICD-10-CM Diagnosis Code T61

    Toxic effect of noxious substances eaten as seafood

      2016 2017 2018 2019 2020 2021 2022 Non-Billable/Non-Specific Code
    Type 1 Excludes
    • allergic reaction to food, such as:
    • anaphylactic reaction or shock due to adverse food reaction (T78.0-)
    • bacterial foodborne intoxications (A05.-)
    • dermatitis (L23.6, L25.4, L27.2)
    • food protein-induced enterocolitis syndrome (K52.21)
    • food protein-induced enteropathy (K52.22)
    • gastroenteritis (noninfective) (K52.29)
    • toxic effect of aflatoxin and other mycotoxins (T64)
    • toxic effect of cyanides (T65.0-)
    • toxic effect of harmful algae bloom (T65.82-)
    • toxic effect of hydrogen cyanide (T57.3-)
    • toxic effect of mercury (T56.1-)
    • toxic effect of red tide (T65.82-)
    ICD-10-CM Diagnosis Code T62

    Toxic effect of other noxious substances eaten as food

      2016 2017 2018 2019 2020 2021 2022 Non-Billable/Non-Specific Code
    Type 1 Excludes
    • allergic reaction to food, such as:
    • anaphylactic shock (reaction) due to adverse food reaction (T78.0-)
    • bacterial food borne intoxications (A05.-)
    • dermatitis (L23.6, L25.4, L27.2)
    • food protein-induced enterocolitis syndrome (K52.21)
    • food protein-induced enteropathy (K52.22)
    • gastroenteritis (noninfective) (K52.29)
    • toxic effect of aflatoxin and other mycotoxins (T64)
    • toxic effect of cyanides (T65.0-)
    • toxic effect of hydrogen cyanide (T57.3-)
    • toxic effect of mercury (T56.1-)
  • Type 2 Excludes: T78.1
    , L27.2
    ICD-10-CM Diagnosis Code T78.1

    Other adverse food reactions, not elsewhere classified

      2016 2017 2018 2019 2020 2021 2022 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
    ICD-10-CM Diagnosis Code L27.2

    Dermatitis due to ingested food

      2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
    Type 2 Excludes

Diagnosis Index entries containing back-references to L23.6:
  • Allergy, allergic (reaction) (to) T78.40
    ICD-10-CM Diagnosis Code T78.40

    Allergy, unspecified

      2016 2017 2018 2019 2020 2021 2022 Non-Billable/Non-Specific Code
    Applicable To
    • Allergic reaction NOS
    • Hypersensitivity NOS
    • food (any) (ingested) T78.1
      ICD-10-CM Diagnosis Code T78.1

      Other adverse food reactions, not elsewhere classified

        2016 2017 2018 2019 2020 2021 2022 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
      • in contact with skin L23.6
  • Dermatitis (eczematous) L30.9
    ICD-10-CM Diagnosis Code L30.9

    Dermatitis, unspecified

      2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
    Applicable To
    • Eczema NOS
    • contact (occupational) L25.9
      ICD-10-CM Diagnosis Code L25.9

      Unspecified contact dermatitis, unspecified cause

        2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
      Applicable To
      • Contact dermatitis (occupational) NOS
      • Contact eczema (occupational) NOS
      • allergic L23.9
        ICD-10-CM Diagnosis Code L23.9

        Allergic contact dermatitis, unspecified cause

          2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
        Applicable To
        • Allergic contact eczema NOS
        • due to
          • food in contact with skin L23.6
  • Itch, itching - see also Pruritus
    • baker's L23.6

ICD-10-CM Codes Adjacent To L23.6
L21.8 Other seborrheic dermatitis
L21.9 Seborrheic dermatitis, unspecified
L22 Diaper dermatitis
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
L24 Irritant contact dermatitis
L24.0 Irritant contact dermatitis due to detergents
L24.1 Irritant contact dermatitis due to oils and greases
L24.2 Irritant contact dermatitis due to solvents
L24.3 Irritant contact dermatitis due to cosmetics

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.