ICD-10-CM · Billable Code
J45.901 — Unspecified asthma with (acute) exacerbation
Chapter J00-J99: Diseases of the respiratory system
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Common questions about J45.901 (Unspecified asthma with (acute) exacerbation)
What does ICD-10 code J45.901 mean?
J45.901 is the ICD-10-CM 2025 code for Unspecified asthma with (acute) exacerbation. ICD-10-CM is the medical coding system used by clinicians, hospitals and insurers worldwide to classify diseases and conditions in a standard way.
Is J45.901 a billable diagnosis code?
Yes, J45.901 is a billable / specific ICD-10-CM code, meaning it can be used by clinicians and hospitals as a primary or secondary diagnosis on claims and electronic health records.
Which ICD-10 chapter does J45.901 belong to?
J45.901 belongs to the chapter "Diseases of the respiratory system" (codes J00-J99). ICD-10-CM organises codes into 22 chapters by body system or condition type, which helps clinicians navigate related diagnoses.
Where can I get plain-language information about Unspecified asthma with (acute) exacerbation?
For a plain-language explanation of Unspecified asthma with (acute) exacerbation, ask GoDavaii's Health AI - it explains medical conditions in 22+ Indian languages, free, with no signup. Tap "Ask GoDavaii AI about Unspecified asthma with (acute) exacerbation" above to get a personalised answer.
Source: ICD-10-CM 2025 (Centers for Medicare & Medicaid Services, public domain). Codes valid from October 1, 2024. CMS source ↗