Price Checker / CPT 47531
How much does Injection For Cholangiogram cost?
CPT 47531 · Based on 2026 Medicare rates and hospital-published pricing
The average hospital charge is roughly 7.8x the fair price. This is well above fair — push back or dispute it.
Fair price
$600–$1,200
What this should cost
With insurance
~$115,900
Typical out-of-pocket
Overcharged if over
$1,500
Push back above this
The average hospital charge of $6,975 is $6,075 over the fair price (about 7.8x the fair rate).
What hospitals charge for Injection For Cholangiogram
From hospital-published transparency (MRF) files. These are the hospitals in our database that list this procedure.
| Hospital | Gross Charge | Cash Rate | vs Medicare |
|---|---|---|---|
| Cox Barton County Hospital LAMAR, MO | $4,991 | — | 5072% |
| ProMedica Fostoria Community Hospital , OH | $7,362 | — | 3405% |
| Howard Memorial Hospital NASHVILLE, AR | $10,626 | — | 2567% |
| Southern California Hospital at Van Nuys Van Nuys, CA | $9,177 | — | 2500% |
| Soldiers & Sailors Memorial Hospital , NY | $10,077 | $4,031 | 2429% |
| Jackson Park Hospital Chicago, IL | $9,900 | — | 2385% |
| CHI St. Alexius Health Carrington Carrington, ND | $8,644 | — | 1983% |
| Ashley County Medical Center Crossett, AR | $8,855 | — | 1900% |
| Marlborough Hospital Marlborough, MA | $2,134 | — | 1808% |
| Henry County Hospital Napoleon, OH | $5,980 | — | 1401% |
| Eastland Memorial Hospital Eastland, TX | $6,873 | — | 1280% |
| Owensboro Health Muhlenberg Community Hospital Greenville, KY | $5,637 | — | 1173% |
| Touchette Regional Hospital , IL | $423 | — | 715% |
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 Injection For Cholangiogram
CPT code 47531 refers to injection for cholangiogram (billing description: "Injection for cholangiogram"). Under the 2026 Medicare Physician Fee Schedule, it is reimbursed at $62 in a facility (hospital or surgery center) and $398 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.