C-peptide test cost in Clearlake, CA
In Clearlake, CA, 1 hospital lists a cash price for C-peptide blood test: from $129.00 to $129.00, with a median of $129.00. Across California, the median is $63.84 at 144 hospitals.
Cash prices at 1 facility for code 84681, as an outpatient — the setting a self-pay patient normally buys. Collected Sep 29, 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 |
|---|---|---|---|---|---|
| Sutter Lakeside Hospital Lakeport, CA · (707) 262-5000 HCHG CORE C-PEPTIDE | $129.00 | $129.00 | — | — | Apr 1, 2026 source file |
Outpatient: lowest $129.00, median $129.00, highest $129.00.
As an inpatient, the same code is billed by 1 facility here, median $129.00. Inpatient and outpatient prices are not comparable and are kept on separate pages: the inpatient charge covers admission, not the same purchase.
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.