CPT 91117 Gastroenterology
Colon motility 6 hr study Cost
Body System: Digestive
Medicare Facility Rate
$122
CMS PFS CY2026
Medicare Non-Facility Rate
$122
Office/clinic setting
Hospital Outpatient
$221
OPPS rate
Surgery Center (ASC)
$119
ASC rate
Relative Value Units (RVUs)
Medicare payment = Total RVU × Conversion Factor ($33.40 for CY 2026)
2.39
Work RVU
1.08
Facility PE RVU
0.18
Malpractice RVU
3.65
Total RVU
Frequently Asked Questions
How much does Colon motility 6 hr study cost?
The Medicare facility rate is $122. Commercial insurance typically pays 150-250% of Medicare rates (varies). Hospital outpatient rate: $221. Ambulatory surgery center rate: $119.
How much does Colon motility 6 hr study cost without insurance?
Without insurance, you may pay the hospital's chargemaster rate, which is often 300-500% of Medicare. Ask about cash-pay discounts — many facilities offer 20-40% off for self-pay patients. The Medicare baseline for this procedure is $122.