C-peptide test cost in Tomahawk, WI — inpatient
In Tomahawk, WI, 1 hospital lists a cash price for C-peptide blood test as an inpatient: from $151.45 to $151.45, with a median of $151.45. Across Wisconsin, the median is $87.50 at 96 hospitals.
Cash prices at 1 facility for code 84681, as an inpatient (admitted to hospital) . Collected Sep 23, 2026; the hospital files themselves were last updated between Apr 1, 2026 and Apr 1, 2026.
Hospitals, cheapest first
| Hospital | Cash price | List price | Insurers pay | Off list | File date |
|---|---|---|---|---|---|
| Aspirus Tomahawk Hospital Tomahawk, WI · (715) 453-7700 Fac Assay of C-Peptide | $151.45 | $233.00 | — | 35% | Apr 1, 2026 source file |
Inpatient: lowest $151.45, median $151.45, highest $151.45.
As an outpatient, the same code is billed by 1 facility here, median $151.45 — that is the price to compare if you are not being admitted.
What it is
A C-peptide test shows how much insulin the pancreas is making. It helps tell type 1 from type 2 diabetes and find the cause of low blood sugar.
What the price covers
The price usually covers running the test. The blood draw (36415) is often billed as a separate line.