Blood glucose test cost in Napa, CA
In Napa, CA, 1 hospital lists a cash price for Blood glucose (sugar) test: from $35.70 to $35.70, with a median of $35.70. Across California, the median is $37.52 at 92 hospitals.
Cash prices at 1 facility for code 82947, as an outpatient — the setting a self-pay patient normally buys. Collected Sep 23, 2026; the hospital files themselves were last updated between Apr 1, 2026 and Apr 1, 2026.
Where each hospital's price falls
Each dot is one hospital's cash price on a scale from the lowest to the highest in Napa, CA.
Hospitals, cheapest first
| Hospital | Cash price | List price | Insurers pay | Off list | File date |
|---|---|---|---|---|---|
| St Joseph Health Northern California LLC lowest Napa, CA HC GLUCOSE WHOLE BLOOD | $35.70 | $70.00 | — | 49% | Apr 1, 2026 source file |
| St Joseph Health Northern California LLC lowest Napa, CA HC GLUCOSE QUANTITATIVE BLOOD XCPT REAGENT STRIP LAB | $35.70 | $70.00 | — | 49% | Apr 1, 2026 source file |
| St Joseph Health Northern California LLC lowest Napa, CA HC GLUCOSE QUANTITATIVE BLOOD (EXCEPT REAGENT STRIP) | $35.70 | $70.00 | — | 49% | Apr 1, 2026 source file |
| St Joseph Health Northern California LLC lowest Napa, CA HC GLUCOSE QUANTITATIVE BLOOD XCPT REAGENT STRIP | $35.70 | $70.00 | — | 49% | Apr 1, 2026 source file |
| St Joseph Health Northern California LLC Napa, CA HC GLUCOSE WHOLE BLOOD | $114.24 | $224.00 | — | 49% | Apr 1, 2026 source file |
| St Joseph Health Northern California LLC Napa, CA HC GLUCOSE QUANTITATIVE BLOOD (EXCEPT REAGENT STRIP) | $114.24 | $224.00 | — | 49% | Apr 1, 2026 source file |
| St Joseph Health Northern California LLC Napa, CA HC GLUCOSE QUANTITATIVE BLOOD XCPT REAGENT STRIP | $114.24 | $224.00 | — | 49% | Apr 1, 2026 source file |
| St Joseph Health Northern California LLC Napa, CA HC GLUCOSE | $114.24 | $224.00 | — | 49% | Apr 1, 2026 source file |
| St Joseph Health Northern California LLC Napa, CA HC GLUCOSE QUANTITATIVE BLOOD XCPT REAGENT STRIP LAB | $114.24 | $224.00 | — | 49% | Apr 1, 2026 source file |
Outpatient: lowest $35.70, median $35.70, highest $35.70.
As an inpatient, the same code is billed by 1 facility here, median $114.24. 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
This test measures the sugar in a blood sample. Fasting glucose is a standard test for diabetes and prediabetes.
What the price covers
The price usually covers running the test. The blood draw (36415) is often billed as a separate line.