Testosterone test cost in Napa, CA — inpatient
In Napa, CA, 1 hospital lists a cash price for testosterone blood test, total (not free testosterone) as an inpatient: from $52.38 to $52.38, with a median of $52.38. Across California, the median is $52.38 at 93 hospitals.
Cash prices at 1 facility for code 84403, 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.
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 ASSAY OF TESTOSTERONE TOTAL CDM | $52.38 | $102.71 | — | 49% | Apr 1, 2026 source file |
| St Joseph Health Northern California LLC Napa, CA HC TESTOSTERONE -TOTAL | $79.05 | $155.00 | — | 49% | Apr 1, 2026 source file |
Inpatient: lowest $52.38, median $52.38, highest $52.38.
As an outpatient, the same code is billed by 1 facility here, median $52.38 — that is the price to compare if you are not being admitted.
What it is
This blood test measures total testosterone, including the part bound to proteins. It is used to check for low testosterone in men, to look into symptoms such as irregular periods or excess hair growth in women, and to monitor hormone therapy.
What the price covers
The price usually covers the total testosterone test only. The blood draw is billed separately, and free testosterone is a different test (84402).
3 rows held back from this comparison
They are priced below $1 or below a tenth of the national median for code 84403 ($93.70). Such a line is almost always a physician's fee billed separately, an assistant's share or a placeholder — a real charge, but not the price of the procedure itself.
| St Joseph Health Northern California LLC Napa, CAHC TESTOSTERONE | $2.55 | file |
| St Joseph Health Northern California LLC Napa, CAHC ASSAY OF TESTOSTERONE TOTAL LAB | $3.32 | file |
| St Joseph Health Northern California LLC Napa, CAHC TESTOSTERONE TOTAL | $3.32 | file |