ICD-10-CM Code J45.21
Mild intermittent asthma with (acute) exacerbation
Billable Code
Billable codes are sufficient justification for admission to an acute care hospital when used a principal diagnosis.J45.21 is a billable ICD code used to specify a diagnosis of mild intermittent asthma with (acute) exacerbation. A 'billable code' is detailed enough to be used to specify a medical diagnosis.
The ICD code J45 is used to code Asthma
Asthma (from the Greek ἅσθμα, ásthma, "panting") is a common chronic inflammatory disease of the airways characterized by variable and recurring symptoms, reversible airflow obstruction and bronchospasm. Common symptoms include wheezing, coughing, chest tightness, and shortness of breath.
| Specialty: | Pulmonology |
| MeSH Code: | D001249 |
| ICD 9 Code: | 493 |
Peak flow meters are used to measure the peak expiratory flow rate, important in both monitoring and diagnosing asthma.
MS-DRG Mapping
- DRG Group #202-203 - Bronchitis and asthma with CC or MCC.
- DRG Group #202-203 - Bronchitis and asthma without CC or MCC.
ICD-10-CM Alphabetical Index References for 'J45.21 - Mild intermittent asthma with (acute) exacerbation'
The ICD-10-CM Alphabetical Index links the below-listed medical terms to the ICD code J45.21. Click on any term below to browse the alphabetical index.
Equivalent ICD-9 Codes GENERAL EQUIVALENCE MAPPINGS (GEM)
This is the official approximate match mapping between ICD9 and ICD10, as provided by the General Equivalency mapping crosswalk. This means that while there is no exact mapping between this ICD10 code J45.21 and a single ICD9 code, 493.12 is an approximate match for comparison and conversion purposes.
Parent Code: J45.2 - Mild intermittent asthma