J45
Non-billableAsthma
Asthma
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
Includes
Conditions included under this code
- allergic (predominantly) asthma
- allergic bronchitis NOS
- allergic rhinitis with asthma
- atopic asthma
- extrinsic allergic asthma
- hay fever with asthma
- idiosyncratic asthma
- intrinsic nonallergic asthma
- nonallergic asthma
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
Excludes 2
Conditions not included here, but the patient may have both
- 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)
- injury, poisoning and certain other consequences of external causes (S00-T88)
- neoplasms (C00-D49)
- smoke inhalation (T59.81-)
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
- cystic fibrosis (E84.-)
- asthma with chronic obstructive pulmonary disease (J44.89)
- chronic asthmatic (obstructive) bronchitis (J44.89)
- chronic obstructive asthma (J44.89)
- other specified chronic obstructive pulmonary disease (J44.89)
Use Additional Code
Additional codes that should follow this code
- code, where applicable, to identify:
- exposure to environmental tobacco smoke (Z77.22)
- exposure to tobacco smoke in the perinatal period (P96.81)
- history of tobacco dependence (Z87.891)
- occupational exposure to environmental tobacco smoke (Z57.31)
- tobacco dependence (F17.-)
- tobacco use (Z72.0)
- code to identify:
- eosinophilic asthma (J82.83)
Child Codes (5)
Also Known As / Clinical Terms
UMLS
- Allergic asthmaC0155877
- Allergic asthma (disorder)C0155877
- Asthma extrinsicC0155877
- Atopic asthmaC0155877
- Extrinsic asthmaC0155877
- allergic asthmaC0155877
- asthma allergicC0155877
- asthma atopicC0155877
- asthma extrinsicC0155877
- atopic asthmaC0155877
- extrinsic allergic asthmaC0155877
- extrinsic asthmaC0155877
- Airway hyperreactivityC0004096
- AsthmaC0004096
- Asthma (disorder)C0004096
- Asthma NOSC0004096
- Asthma bronchialC0004096
- Asthma, BronchialC0004096
- Asthma, unspecifiedC0004096
- AsthmasC0004096
- AsthmaticC0004096
- Bronchial AsthmaC0004096
- Bronchial asthmaC0004096
- Bronchitic asthmaC0004096
- Unspecified asthmaC0004096
- asthmaC0004096
- asthma disordersC0004096
- asthmaticC0004096
- asthmaticsC0004096
- br asthmaC0004096
- bronchial asthmaC0004096
- bronchitic asthmaC0004096
- Allergic bronchitisC1260881
- Allergic bronchitis (disorder)C1260881
- allergic bronchitisC1260881
- allergic bronchitis NOSC1260881
- bronchitis allergicC1260881
- Asthma due to internal immunological processC0155880
- Intrinsic asthmaC0155880
- Non-allergic asthmaC0155880
- Non-allergic asthma (disorder)C0155880
- asthma intrinsicC0155880
- asthma nonallergicC0155880
- intrinsic asthmaC0155880
- intrinsic nonallergic asthmaC0155880
- nonallergic asthmaC0155880
- Hay fever with asthmaC0264411
- Hay fever with asthma (disorder)C0264411
- Pollen asthmaC0264411
- asthma pollenC0264411
- hay fever asthmaC0264411
- hay fever with asthmaC0264411
- pollen asthmaC0264411
- allergic (predominantly) asthmaC0494660
- allergic rhinitis with asthmaC1387164
- idiosyncratic asthmaC1388869
Frequently Asked Questions
What is ICD-10 code J45?
ICD-10-CM code J45 represents "Asthma". It is a non-billable header code — use a more specific child code for billing purposes.
Is J45 a billable code?
No, J45 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 5 child codes under J45.
What chapter is J45 in?
J45 is in Chapter 10: Diseases of the Respiratory System (codes J00-J99).
What codes cannot be used with J45?
J45 has Excludes1 notes indicating codes that cannot be used together with it, including: bronchitis due to chemicals, gases, fumes and vapors (J68.0); detergent asthma (J69.8); miner's asthma (J60); and 2 more.
What are the subcategories under J45?
J45 has 5 child codes, including: J45.2 (Mild intermittent asthma), J45.3 (Mild persistent asthma), J45.4 (Moderate persistent asthma), J45.5 (Severe persistent asthma), and 1 more.
Are additional codes required with J45?
Yes, when using J45 you should also code: code, where applicable, to identify:; exposure to environmental tobacco smoke (Z77.22); exposure to tobacco smoke in the perinatal period (P96.81); history of tobacco dependence (Z87.891); occupational exposure to environmental tobacco smoke (Z57.31); tobacco dependence (F17.-); tobacco use (Z72.0); code to identify:; eosinophilic asthma (J82.83).
What are the UMLS CUIs for J45?
J45 is linked to 8 UMLS Concept Unique Identifiers: C0155877, C0004096, C1260881, C0155880, C0264411, and 3 more. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.