• 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

    • air-borne substance NEC J30.89
      (rhinitis)
      ICD-10-CM Diagnosis Code J30.89

      Other allergic rhinitis

        2016 2017 2018 2019 Billable/Specific Code
      Applicable To
      • Perennial allergic rhinitis
    • alveolitis (extrinsic) J67.9
      ICD-10-CM Diagnosis Code J67.9

      Hypersensitivity pneumonitis due to unspecified organic dust

        2016 2017 2018 2019 Billable/Specific Code
      Applicable To
      • Allergic alveolitis (extrinsic) NOS
      • Hypersensitivity pneumonitis NOS
      • due to
        • Aspergillus clavatus J67.4
          ICD-10-CM Diagnosis Code J67.4

          Maltworker's lung

            2016 2017 2018 2019 Billable/Specific Code
          Applicable To
          • Alveolitis due to Aspergillus clavatus
        • Cryptostroma corticale J67.6
          ICD-10-CM Diagnosis Code J67.6

          Maple-bark-stripper's lung

            2016 2017 2018 2019 Billable/Specific Code
          Applicable To
          • Alveolitis due to Cryptostroma corticale
          • Cryptostromosis
        • organisms J67.7
          (fungal, thermophilic actinomycete) growing in ventilation (air conditioning)
          ICD-10-CM Diagnosis Code J67.7

          Air conditioner and humidifier lung

            2016 2017 2018 2019 Billable/Specific Code
          Applicable To
          • Allergic alveolitis due to fungal, thermophilic actinomycetes and other organisms growing in ventilation [air conditioning] systems
      • specified type NEC J67.8
        ICD-10-CM Diagnosis Code J67.8

        Hypersensitivity pneumonitis due to other organic dusts

          2016 2017 2018 2019 Billable/Specific Code
        Applicable To
        • Cheese-washer's lung
        • Coffee-worker's lung
        • Fish-meal worker's lung
        • Furrier's lung
        • Sequoiosis
    • anaphylactic reaction or shock T78.2
      ICD-10-CM Diagnosis Code T78.2

      Anaphylactic shock, unspecified

        2016 2017 2018 2019 Non-Billable/Non-Specific Code
      Applicable To
      • Allergic shock
      • Anaphylactic reaction
      • Anaphylaxis
      Type 1 Excludes
      • anaphylactic reaction or shock due to adverse effect of correct medicinal substance properly administered (T88.6)
      • anaphylactic reaction or shock due to adverse food reaction (T78.0-)
      • anaphylactic reaction or shock due to serum (T80.5-)
    • angioneurotic edema T78.3
      ICD-10-CM Diagnosis Code T78.3

      Angioneurotic edema

        2016 2017 2018 2019 Non-Billable/Non-Specific Code
      Applicable To
      • Allergic angioedema
      • Giant urticaria
      • Quincke's edema
      Type 1 Excludes
    • animal J30.81
      (dander) (epidermal) (hair) (rhinitis)
      ICD-10-CM Diagnosis Code J30.81

      Allergic rhinitis due to animal (cat) (dog) hair and dander

        2016 2017 2018 2019 Billable/Specific Code
    • bee sting (anaphylactic shock) - see Toxicity, venom, arthropod, bee
    • biological - see Allergy, drug
    • colitis K52.29
      - see also Colitis, allergic
      ICD-10-CM Diagnosis Code K52.29

      Other allergic and dietetic gastroenteritis and colitis

        2017 - New Code 2018 2019 Billable/Specific Code
      Applicable To
      • Food hypersensitivity gastroenteritis or colitis
      • Immediate gastrointestinal hypersensitivity
    • dander J30.81
      (animal) (rhinitis)
      ICD-10-CM Diagnosis Code J30.81

      Allergic rhinitis due to animal (cat) (dog) hair and dander

        2016 2017 2018 2019 Billable/Specific Code
    • dandruff J30.81
      (rhinitis)
      ICD-10-CM Diagnosis Code J30.81

      Allergic rhinitis due to animal (cat) (dog) hair and dander

        2016 2017 2018 2019 Billable/Specific Code
    • dental restorative material K08.55
      (existing)
      ICD-10-CM Diagnosis Code K08.55

      Allergy to existing dental restorative material

        2016 2017 2018 2019 Billable/Specific Code
      Use Additional
      • code to identify the specific type of allergy
    • dermatitis - see Dermatitis, contact, allergic
    • diathesis - see History, allergy
    • drug, medicament & biological (any) (external) (internal) 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
      • correct substance properly administered - see Table of Drugs and Chemicals, by drug, adverse effect
      • wrong substance given or taken NEC (by accident) - see Table of Drugs and Chemicals, by drug, poisoning
    • due to pollen J30.1
      ICD-10-CM Diagnosis Code J30.1

      Allergic rhinitis due to pollen

        2016 2017 2018 2019 Billable/Specific Code
      Applicable To
      • Allergy NOS due to pollen
      • Hay fever
      • Pollinosis
    • dust (house) (stock) (rhinitis) J30.89
      ICD-10-CM Diagnosis Code J30.89

      Other allergic rhinitis

        2016 2017 2018 2019 Billable/Specific Code
      Applicable To
      • Perennial allergic rhinitis
    • eczema - see Dermatitis, contact, allergic
    • epidermal J30.81
      (animal) (rhinitis)
      ICD-10-CM Diagnosis Code J30.81

      Allergic rhinitis due to animal (cat) (dog) hair and dander

        2016 2017 2018 2019 Billable/Specific Code
    • feathers J30.89
      (rhinitis)
      ICD-10-CM Diagnosis Code J30.89

      Other allergic rhinitis

        2016 2017 2018 2019 Billable/Specific Code
      Applicable To
      • Perennial allergic rhinitis
    • 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
      • anaphylactic shock - see Shock, anaphylactic, due to food
      • dermatitis - see Dermatitis, due to, food
      • dietary counseling and surveillance Z71.3
        ICD-10-CM Diagnosis Code Z71.3

        Dietary counseling and surveillance

          2016 2017 2018 2019 Billable/Specific Code POA Exempt
        Use Additional
        • code for any associated underlying medical condition
      • in contact with skin L23.6
        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
        Type 2 Excludes
        • dermatitis due to ingested food (L27.2)
      • rhinitis J30.5
        ICD-10-CM Diagnosis Code J30.5

        Allergic rhinitis due to food

          2016 2017 2018 2019 Billable/Specific Code
      • status (without reaction) Z91.018
        ICD-10-CM Diagnosis Code Z91.018

        Allergy to other foods

          2016 2017 2018 2019 Billable/Specific Code POA Exempt
        Applicable To
        • Allergy to nuts other than peanuts
        • eggs Z91.012
          ICD-10-CM Diagnosis Code Z91.012

          Allergy to eggs

            2016 2017 2018 2019 Billable/Specific Code POA Exempt
        • milk products Z91.011
          ICD-10-CM Diagnosis Code Z91.011

          Allergy to milk products

            2016 2017 2018 2019 Billable/Specific Code POA Exempt
          Type 1 Excludes
          • lactose intolerance (E73.-)
        • peanuts Z91.010
          ICD-10-CM Diagnosis Code Z91.010

          Allergy to peanuts

            2016 2017 2018 2019 Billable/Specific Code POA Exempt
        • seafood Z91.013
          ICD-10-CM Diagnosis Code Z91.013

          Allergy to seafood

            2016 2017 2018 2019 Billable/Specific Code POA Exempt
          Applicable To
          • Allergy to shellfish
          • Allergy to octopus or squid ink
        • specified NEC Z91.018
          ICD-10-CM Diagnosis Code Z91.018

          Allergy to other foods

            2016 2017 2018 2019 Billable/Specific Code POA Exempt
          Applicable To
          • Allergy to nuts other than peanuts
    • gastrointestinal - see also specific type of allergic reaction
      • meaning colitis K52.29
        - see also Colitis, allergic
        ICD-10-CM Diagnosis Code K52.29

        Other allergic and dietetic gastroenteritis and colitis

          2017 - New Code 2018 2019 Billable/Specific Code
        Applicable To
        • Food hypersensitivity gastroenteritis or colitis
        • Immediate gastrointestinal hypersensitivity
      • meaning gastroenteritis K52.29
        - see also Gastroenteritis, allergic
        ICD-10-CM Diagnosis Code K52.29

        Other allergic and dietetic gastroenteritis and colitis

          2017 - New Code 2018 2019 Billable/Specific Code
        Applicable To
        • Food hypersensitivity gastroenteritis or colitis
        • Immediate gastrointestinal hypersensitivity
      • meaning other adverse food reaction not elsewhere classified 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
    • grain J30.1
      ICD-10-CM Diagnosis Code J30.1

      Allergic rhinitis due to pollen

        2016 2017 2018 2019 Billable/Specific Code
      Applicable To
      • Allergy NOS due to pollen
      • Hay fever
      • Pollinosis
    • grass (hay fever) (pollen) J30.1
      ICD-10-CM Diagnosis Code J30.1

      Allergic rhinitis due to pollen

        2016 2017 2018 2019 Billable/Specific Code
      Applicable To
      • Allergy NOS due to pollen
      • Hay fever
      • Pollinosis
    • hair J30.81
      (animal) (rhinitis)
      ICD-10-CM Diagnosis Code J30.81

      Allergic rhinitis due to animal (cat) (dog) hair and dander

        2016 2017 2018 2019 Billable/Specific Code
    • history (of) - see History, allergy
    • horse serum - see Allergy, serum
    • inhalant (rhinitis) J30.89
      ICD-10-CM Diagnosis Code J30.89

      Other allergic rhinitis

        2016 2017 2018 2019 Billable/Specific Code
      Applicable To
      • Perennial allergic rhinitis
      • pollen J30.1
        ICD-10-CM Diagnosis Code J30.1

        Allergic rhinitis due to pollen

          2016 2017 2018 2019 Billable/Specific Code
        Applicable To
        • Allergy NOS due to pollen
        • Hay fever
        • Pollinosis
    • kapok J30.89
      (rhinitis)
      ICD-10-CM Diagnosis Code J30.89

      Other allergic rhinitis

        2016 2017 2018 2019 Billable/Specific Code
      Applicable To
      • Perennial allergic rhinitis
    • medicine - see Allergy, drug
    • milk protein Z91.011
      - see also Allergy, food
      ICD-10-CM Diagnosis Code Z91.011

      Allergy to milk products

        2016 2017 2018 2019 Billable/Specific Code POA Exempt
      Type 1 Excludes
      • lactose intolerance (E73.-)
      • anaphylactic reaction T78.07
        ICD-10-CM Diagnosis Code T78.07

        Anaphylactic reaction due to milk and dairy products

          2016 2017 2018 2019 Non-Billable/Non-Specific Code
      • dermatitis L27.2
        ICD-10-CM Diagnosis Code L27.2

        Dermatitis due to ingested food

          2016 2017 2018 2019 Billable/Specific Code
        Type 2 Excludes
      • enterocolitis syndrome K52.21
        ICD-10-CM Diagnosis Code K52.21

        Food protein-induced enterocolitis syndrome

          2017 - New Code 2018 2019 Billable/Specific Code
        Applicable To
        • FPIES
        Use Additional
        • code for hypovolemic shock, if present (R57.1)
      • enteropathy K52.22
        ICD-10-CM Diagnosis Code K52.22

        Food protein-induced enteropathy

          2017 - New Code 2018 2019 Billable/Specific Code
      • gastroenteritis K52.29
        ICD-10-CM Diagnosis Code K52.29

        Other allergic and dietetic gastroenteritis and colitis

          2017 - New Code 2018 2019 Billable/Specific Code
        Applicable To
        • Food hypersensitivity gastroenteritis or colitis
        • Immediate gastrointestinal hypersensitivity
      • gastroesophageal reflux K21.9
        - see also Reaction, adverse, food
        ICD-10-CM Diagnosis Code K21.9

        Gastro-esophageal reflux disease without esophagitis

          2016 2017 2018 2019 Billable/Specific Code
        Applicable To
        • Esophageal reflux NOS
        • with esophagitis K21.0
          ICD-10-CM Diagnosis Code K21.0

          Gastro-esophageal reflux disease with esophagitis

            2016 2017 2018 2019 Billable/Specific Code
          Applicable To
          • Reflux esophagitis
      • proctocolitis K52.82
        ICD-10-CM Diagnosis Code K52.82

        Eosinophilic colitis

          2016 2017 2018 2019 Billable/Specific Code
        Applicable To
        • Allergic proctocolitis
        • Food-induced eosinophilic proctocolitis
        • Food protein-induced proctocolitis
        • Milk protein-induced proctocolitis
    • nasal, seasonal due to pollen J30.1
      ICD-10-CM Diagnosis Code J30.1

      Allergic rhinitis due to pollen

        2016 2017 2018 2019 Billable/Specific Code
      Applicable To
      • Allergy NOS due to pollen
      • Hay fever
      • Pollinosis
    • pneumonia J82
      ICD-10-CM Diagnosis Code J82

      Pulmonary eosinophilia, not elsewhere classified

        2016 2017 2018 2019 Billable/Specific Code
      Applicable To
      • Allergic pneumonia
      • Eosinophilic asthma
      • Eosinophilic pneumonia
      • Löffler's pneumonia
      • Tropical (pulmonary) eosinophilia NOS
      Type 1 Excludes
      • pulmonary eosinophilia due to aspergillosis (B44.-)
      • pulmonary eosinophilia due to drugs (J70.2-J70.4)
      • pulmonary eosinophilia due to specified parasitic infection (B50-B83)
      • pulmonary eosinophilia due to systemic connective tissue disorders (M30-M36)
      • pulmonary infiltrate NOS (R91.8)
    • pollen (any) (hay fever) J30.1
      ICD-10-CM Diagnosis Code J30.1

      Allergic rhinitis due to pollen

        2016 2017 2018 2019 Billable/Specific Code
      Applicable To
      • Allergy NOS due to pollen
      • Hay fever
      • Pollinosis
    • primrose J30.1
      ICD-10-CM Diagnosis Code J30.1

      Allergic rhinitis due to pollen

        2016 2017 2018 2019 Billable/Specific Code
      Applicable To
      • Allergy NOS due to pollen
      • Hay fever
      • Pollinosis
    • primula J30.1
      ICD-10-CM Diagnosis Code J30.1

      Allergic rhinitis due to pollen

        2016 2017 2018 2019 Billable/Specific Code
      Applicable To
      • Allergy NOS due to pollen
      • Hay fever
      • Pollinosis
    • proctocolitis K52.82
      ICD-10-CM Diagnosis Code K52.82

      Eosinophilic colitis

        2016 2017 2018 2019 Billable/Specific Code
      Applicable To
      • Allergic proctocolitis
      • Food-induced eosinophilic proctocolitis
      • Food protein-induced proctocolitis
      • Milk protein-induced proctocolitis
    • purpura D69.0
      ICD-10-CM Diagnosis Code D69.0

      Allergic purpura

        2016 2017 2018 2019 Billable/Specific Code
      Applicable To
      • Allergic vasculitis
      • Nonthrombocytopenic hemorrhagic purpura
      • Nonthrombocytopenic idiopathic purpura
      • Purpura anaphylactoid
      • Purpura Henoch(-Schönlein)
      • Purpura rheumatica
      • Vascular purpura
      Type 1 Excludes
      • thrombocytopenic hemorrhagic purpura (D69.3)
    • ragweed (hay fever) (pollen) J30.1
      ICD-10-CM Diagnosis Code J30.1

      Allergic rhinitis due to pollen

        2016 2017 2018 2019 Billable/Specific Code
      Applicable To
      • Allergy NOS due to pollen
      • Hay fever
      • Pollinosis
    • rose J30.1
      (pollen)
      ICD-10-CM Diagnosis Code J30.1

      Allergic rhinitis due to pollen

        2016 2017 2018 2019 Billable/Specific Code
      Applicable To
      • Allergy NOS due to pollen
      • Hay fever
      • Pollinosis
    • seasonal NEC J30.2
      ICD-10-CM Diagnosis Code J30.2

      Other seasonal allergic rhinitis

        2016 2017 2018 2019 Billable/Specific Code
    • Senecio jacobae J30.1
      (pollen)
      ICD-10-CM Diagnosis Code J30.1

      Allergic rhinitis due to pollen

        2016 2017 2018 2019 Billable/Specific Code
      Applicable To
      • Allergy NOS due to pollen
      • Hay fever
      • Pollinosis
    • serum T80.69
      - see also Reaction, serum
      ICD-10-CM Diagnosis Code T80.69

      Other serum reaction due to other serum

        2016 2017 2018 2019 Non-Billable/Non-Specific Code
      Code Also
      • , if applicable, arthropathy in hypersensitivity reactions classified elsewhere (M36.4)
      • anaphylactic shock T80.59
        ICD-10-CM Diagnosis Code T80.59

        Anaphylactic reaction due to other serum

          2016 2017 2018 2019 Non-Billable/Non-Specific Code
    • shock (anaphylactic) T78.2
      ICD-10-CM Diagnosis Code T78.2

      Anaphylactic shock, unspecified

        2016 2017 2018 2019 Non-Billable/Non-Specific Code
      Applicable To
      • Allergic shock
      • Anaphylactic reaction
      • Anaphylaxis
      Type 1 Excludes
      • anaphylactic reaction or shock due to adverse effect of correct medicinal substance properly administered (T88.6)
      • anaphylactic reaction or shock due to adverse food reaction (T78.0-)
      • anaphylactic reaction or shock due to serum (T80.5-)
      • due to
        • administration of blood and blood products T80.51
          ICD-10-CM Diagnosis Code T80.51

          Anaphylactic reaction due to administration of blood and blood products

            2016 2017 2018 2019 Non-Billable/Non-Specific Code
        • adverse effect of correct medicinal substance properly administered T88.6
          ICD-10-CM Diagnosis Code T88.6

          Anaphylactic reaction due to adverse effect of correct drug or medicament properly administered

            2016 2017 2018 2019 Non-Billable/Non-Specific Code
          Applicable To
          • Anaphylactic shock due to adverse effect of correct drug or medicament properly administered
          • Anaphylactoid reaction NOS
          Type 1 Excludes
          • anaphylactic reaction due to serum (T80.5-)
          • anaphylactic shock or reaction due to adverse food reaction (T78.0-)
          Use Additional
          • code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)
        • immunization T80.52
          ICD-10-CM Diagnosis Code T80.52

          Anaphylactic reaction due to vaccination

            2016 2017 2018 2019 Non-Billable/Non-Specific Code
        • serum NEC T80.59
          ICD-10-CM Diagnosis Code T80.59

          Anaphylactic reaction due to other serum

            2016 2017 2018 2019 Non-Billable/Non-Specific Code
        • vaccination T80.52
          ICD-10-CM Diagnosis Code T80.52

          Anaphylactic reaction due to vaccination

            2016 2017 2018 2019 Non-Billable/Non-Specific Code
    • specific NEC T78.49
      ICD-10-CM Diagnosis Code T78.49

      Other allergy

        2016 2017 2018 2019 Non-Billable/Non-Specific Code
    • tree (any) (hay fever) (pollen) J30.1
      ICD-10-CM Diagnosis Code J30.1

      Allergic rhinitis due to pollen

        2016 2017 2018 2019 Billable/Specific Code
      Applicable To
      • Allergy NOS due to pollen
      • Hay fever
      • Pollinosis
    • upper respiratory J30.9
      ICD-10-CM Diagnosis Code J30.9

      Allergic rhinitis, unspecified

        2016 2017 2018 2019 Billable/Specific Code
    • urticaria L50.0
      ICD-10-CM Diagnosis Code L50.0

      Allergic urticaria

        2016 2017 2018 2019 Billable/Specific Code
    • vaccine - see Allergy, serum
    • wheat - see Allergy, food