CPT 91034 Gastroenterology

How Much Does Gastroesophageal reflux test Cost?

Gastroesophageal reflux test (CPT 91034) costs $202 at Medicare rates. Hospital outpatient rate: $381.

Cost Comparison by Payer

How much Gastroesophageal reflux test costs across different settings and payers

Medicare
Facility rate
$202
Hospital Outpatient
OPPS rate
$381
Surgery Center
ASC rate
$152
Medicare (Facility)
$202
CMS PFS 2026 national rate
Hospital Outpatient
$381
OPPS rate
Surgery Center (ASC)
$152
Ambulatory surgery center

How to Reduce Your Cost for Gastroesophageal reflux test

Practical tips that can save you hundreds or thousands of dollars

  • 1
    Ask about cash-pay discounts

    Many hospitals and clinics offer 20-40% discounts for self-pay patients. Always ask before scheduling.

  • 2
    Compare facility vs. office setting costs

    Some procedures cost significantly less in an office setting than a hospital. Ask your provider about options.

  • 3
    Shop around — costs vary significantly

    Costs can vary 2-3x between providers in the same city. Get quotes from multiple facilities.

  • 4
    Check ambulatory surgery centers (ASCs)

    This procedure is available at ASCs for $152, compared to $381 at hospital outpatient departments. ASCs often offer lower costs with comparable quality.

How is the Price Calculated?

Medicare calculates procedure payments using Relative Value Units (RVUs). Each procedure has three components multiplied by a conversion factor ($33.40 in 2026) and adjusted by geographic cost indices.

0.95
Work RVU
5.03
Practice Expense RVU
0.08
Malpractice RVU
6.06
Total RVU

Payment = Total RVU (6.06) x CF ($33.40) = $202

Frequently Asked Questions

How much does Gastroesophageal reflux test cost?

The Medicare facility rate for Gastroesophageal reflux test is $202. In a hospital outpatient setting, the rate is $381. At an ambulatory surgery center, the rate is $152. Commercial insurance rates typically range from 150% to 250% of Medicare (varies by plan).

How much does Gastroesophageal reflux test cost without insurance?

Without insurance, the cost of Gastroesophageal reflux test can range from 150% of Medicare to 500% of Medicare depending on the facility. Many hospitals and clinics offer self-pay discounts of 20-40% off their chargemaster price. Always ask about cash pricing before your visit.

Does insurance cover Gastroesophageal reflux test?

Most commercial health insurance plans and Medicare cover Gastroesophageal reflux test when ordered by a physician for a medically necessary reason. Your out-of-pocket cost depends on your plan's deductible, copay/coinsurance structure, and whether you use an in-network provider. Check with your insurance company before scheduling to confirm coverage and get a cost estimate.

Why does the cost vary so much by location?

Medicare adjusts payments using Geographic Practice Cost Indices (GPCIs) that reflect local differences in physician work costs, practice expenses, and malpractice insurance. Manhattan, San Francisco, and other high-cost areas pay significantly more than rural regions. Commercial insurers follow similar geographic patterns.

Share This Cost Information