CPT® code 94640 is used to report the administration of a therapeutic inhalation treatment using a nebulizer, metered-dose inhaler, or similar device. This service is commonly employed to deliver medications for acute or chronic respiratory conditions, including asthma, chronic obstructive pulmonary disease (COPD), and bronchospasm.
When to Use CPT® Code 94640
- When a provider administers a therapeutic inhalation treatment to a patient in-office or in a clinical setting.
- For conditions such as asthma exacerbations, COPD flare-ups, or bronchospasm due to other respiratory illnesses.
- When monitoring patient response to inhaled medications, such as bronchodilators or corticosteroids.
- Applicable to both pressurized (MDI) and non-pressurized (nebulizer) delivery methods.
Billing Requirements
- Bill per session of inhalation treatment.
- Documentation should include the type of medication, method of administration, patient response, and medical necessity.
- Often bundled with other respiratory services depending on payer policies.
- Ensure time and frequency of administration are documented when repeated treatments are performed.
Common Clinical Scenarios
- A patient presents to an urgent care clinic with an asthma flare and receives a nebulized bronchodilator.
- A primary care provider administers an inhaled corticosteroid treatment during a COPD exacerbation visit.
- A pulmonary rehabilitation session includes pressurized inhalation therapy to manage bronchospasm.
Streamline Respiratory Treatment Documentation with OptiMantra
Billing and documentation for CPT® 94640 require accurate capture of treatment details, medication used, and patient response. OptiMantra’s EMR and practice management platform simplifies this process by integrating inhalation therapy documentation directly into patient charts, supporting clean claims and compliance. For clinics managing respiratory conditions, OptiMantra ensures efficiency, reduces administrative burden, and helps providers focus on delivering high-quality patient care.
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