Price Checker / CPT 88365
How much does Insitu Hybridization (fish) cost?
CPT 88365 · Based on 2026 Medicare rates and hospital-published pricing
The average hospital charge is a bit above the fair range. It may be worth asking for the cash/self-pay rate.
Fair price
$350–$410
What this should cost
With insurance
~$76,800
Typical out-of-pocket
Overcharged if over
$510
Push back above this
The average hospital charge of $411 is $31 over the fair price.
What hospitals charge for Insitu Hybridization (fish)
From hospital-published transparency (MRF) files. These are the hospitals in our database that list this procedure.
| Hospital | Gross Charge | Cash Rate | vs Medicare |
|---|---|---|---|
| Saint Barnabas Behavioral Health Center TOMS RIVER, NJ | $411 | — | 143% |
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 Insitu Hybridization (fish)
CPT code 88365 refers to insitu hybridization (fish) (billing description: "Insitu hybridization (fish)"). Under the 2026 Medicare Physician Fee Schedule, it is reimbursed at $169 in a facility (hospital or surgery center) and $169 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.