1. ICD-10-CM Codes
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2. L00-L99 Diseases of the skin and subcutaneous tissue
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3. L20-L30 Dermatitis and eczema
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4. L23- Allergic contact dermatitis
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2019 ICD-10-CM Diagnosis Code L23.6

Allergic contact dermatitis due to food in contact with the skin

2016 2017 2018 2019 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 2019 edition of ICD-10-CM L23.6 became effective on October 1, 2018.
• This is the American ICD-10-CM version of L23.6 - other international versions of ICD-10 L23.6 may differ.

• Allergic contact dermatitis due to food

• 606 Minor skin disorders with mcc
• 607 Minor skin disorders without mcc

Convert L23.6 to ICD-9-CM

• 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

• Type 1 Excludes: T61
  , T62
  ICD-10-CM Diagnosis Code T61

  Toxic effect of noxious substances eaten as seafood

  2016 2017 2018 2019 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 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: L27.2
  , T78.1
  ICD-10-CM Diagnosis Code L27.2

  Dermatitis due to ingested food

  2016 2017 2018 2019 Billable/Specific Code

  Type 2 Excludes

  • dermatitis due to food in contact with skin (L23.6, L24.6, L25.4)
  ICD-10-CM Diagnosis Code T78.1

  Other adverse food reactions, not elsewhere classified

  2016 2017 2018 2019 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

• Allergy, allergic (reaction) (to) T78.40
  ICD-10-CM Diagnosis Code T78.40

  Allergy, unspecified

  2016 2017 2018 2019 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 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 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 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 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

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