Price Checker / CPT 91117
How much does Colon Motility 6 Hr Study cost?
CPT 91117 · Based on 2026 Medicare rates and hospital-published pricing
The average hospital charge is around 16x the fair price — among the most extreme markups. Dispute this.
Fair price
$180–$370
What this should cost
With insurance
~$2,200
Typical out-of-pocket
Overcharged if over
$460
Push back above this
The average hospital charge of $4,424 is $4,144 over the fair price (about 16x the fair rate).
What hospitals charge for Colon Motility 6 Hr Study
From hospital-published transparency (MRF) files. These are the hospitals in our database that list this procedure.
| Hospital | Gross Charge | Cash Rate | vs Medicare |
|---|---|---|---|
| "Children's Hospital of Wisconsin - Milwaukee" MILWAUKEE, WI | $4,424 | $2,433 | 3529% |
Were you billed for this procedure?
Send us your bill and we'll compare every line item against Medicare rates and your hospital's published prices. Free review, no obligation.
About Colon Motility 6 Hr Study
CPT code 91117 refers to colon motility 6 hr study (billing description: "Colon motility 6 hr study"). Under the 2026 Medicare Physician Fee Schedule, it is reimbursed at $122 in a facility (hospital or surgery center) and $122 in a doctor's office.
The Medicare rate is the closest thing to an objective "what this work is actually worth." A fair cash price for the uninsured is generally 1.5–3x that rate. Hospital sticker (gross) charges are often far higher — but almost nobody actually pays them.
What to do if you were overcharged
- 1Send us your bill — we'll identify this code and compare it against the rates shown above.
- 2Get a dispute letter — citing the Medicare rate and your hospital's own published pricing data.
- 3We negotiate for you — 25% of savings, no savings = no fee.