91040 Esophageal balloon distension tst
Also known as: balloon distension test, esophageal sensitivity test, provocation study
Esophageal balloon distension test to evaluate esophageal sensitivity and symptom provocation responses.
In Plain Language
test using inflated balloon to check sensitivity; pain response test in esophagus
Clinical Context
Diagnostic test using balloon inflation in the esophagus to assess sensory thresholds and reproduce symptoms in patients with functional chest pain or dysphagia.
RVU Breakdown
| Work RVU | 0.95 |
| Total RVU | 0.95 |
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. This code has a 0-day global period, meaning pre- and post-operative E&M visits are billable separately on the same day. 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 0.95, this code ranks in the 56th percentile among Medicine codes — 1.2x the median (0.78). The highest wRVU in this category is 23.92.
Specialties
Frequently Asked Questions
What is CPT code 91040?
CPT 91040 (Esophageal balloon distension tst) is a Medicine code. Esophageal balloon distension test to evaluate esophageal sensitivity and symptom provocation responses.
Who uses CPT code 91040?
CPT 91040 is used by Gastroenterology, Internal Medicine, Pain Management. Diagnostic test using balloon inflation in the esophagus to assess sensory thresholds and reproduce symptoms in patients with functional chest pain or dysphagia.
When is CPT 91040 used?
Diagnostic test using balloon inflation in the esophagus to assess sensory thresholds and reproduce symptoms in patients with functional chest pain or dysphagia.
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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.