94070 Evaluation of wheezing
Also known as: spirometry with bronchial challenge, wheezing with challenge test, asthma evaluation with challenge
Spirometry testing and bronchial responsiveness testing for evaluation of wheezing to assess for reactive airway disease and asthma.
In Plain Language
breathing test with special challenge; wheezing test with medication
Clinical Context
Used to evaluate suspected asthma or reactive airway disease by assessing baseline spirometry and airway responsiveness to bronchial challenge.
RVU Breakdown
| Work RVU | 0.59 |
| Total RVU | 0.59 |
Est. Medicare Payment
National estimate based on 2026 CMS PFS Conversion Factor ($33.40). Actual payment varies by locality (GPCI adjustment).
Billing & Documentation
Medicine section codes cover a wide range of non-surgical services. Documentation should include the clinical indication, procedure details, interpretation (if applicable), and any patient-specific findings.
How This Code Compares
With a work RVU of 0.59, this code ranks in the 40th percentile among Medicine codes — 1.3x below the median (0.78). The highest wRVU in this category is 23.92.
Specialties
Frequently Asked Questions
What is CPT code 94070?
CPT 94070 (Evaluation of wheezing) is a Medicine code. Spirometry testing and bronchial responsiveness testing for evaluation of wheezing to assess for reactive airway disease and asthma.
Who uses CPT code 94070?
CPT 94070 is used by Pulmonology, Allergy/Immunology, Internal Medicine. Used to evaluate suspected asthma or reactive airway disease by assessing baseline spirometry and airway responsiveness to bronchial challenge.
When is CPT 94070 used?
Used to evaluate suspected asthma or reactive airway disease by assessing baseline spirometry and airway responsiveness to bronchial challenge.
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CPT® is a registered trademark of the American Medical Association. Data sourced from CMS Physician Fee Schedule RVU26A. Descriptions, synonyms, and clinical context are original content by RVU Edge.