Free testosterone test cost in Santa Rosa, CA
In Santa Rosa-Petaluma, CA, 3 hospitals list a cash price for Free testosterone test: from $43.12 to $52.38, with a median of $52.38. The lowest listed price is at Kaiser Foundation Hospital - Santa Rosa — $9.26 less than the median here. Across California, the median is $43.12 at 81 hospitals.
Cash prices at 3 facilities across 2 cities for code 84402, 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 Santa Rosa-Petaluma, CA.
Hospitals, cheapest first
| Hospital | Cash price | List price | Insurers pay | Off list | File date |
|---|---|---|---|---|---|
| Kaiser Foundation Hospital - Santa Rosa lowest Santa Rosa, CA ASSAY OF TESTOSTERONE FREE | $43.12 | $77.00 | $24.00–$75.00 | 44% | — source file |
| St Joseph Health Northern California LLC Santa Rosa, CA HC ASSAY OF TESTOSTERONE FREE CDM | $52.38 | $102.71 | — | 49% | Apr 1, 2026 source file |
| NorCal HealthConnect LLC Petaluma, CA HC ASSAY OF TESTOSTERONE FREE CDM | $52.38 | $102.71 | — | 49% | Apr 1, 2026 source file |
Outpatient: lowest $43.12, median $52.38, highest $52.38 — a 1.2× difference within the same market.
As an inpatient, the same code is billed by 3 facilities here, median $52.38. Inpatient and outpatient prices are not comparable and are kept on separate pages: the inpatient charge covers admission, not the same purchase.
Cash or insurance?
At the one hospital here that publishes insurer rates for this code, the cash price is below the highest rate a health plan has negotiated. If you have insurance but have not met your deductible, you usually pay your plan's negotiated rate, which falls somewhere in the "Insurers pay" column. Paying cash can cost less, but a cash payment usually does not count toward your deductible. Ask the hospital for both numbers before you book.
What it is
The free testosterone test measures testosterone not bound to proteins. It is used when total testosterone (84403) is borderline or protein levels are abnormal.
What the price covers
The price usually covers running the test. The blood draw (36415) is often billed as a separate line.
6 rows held back from this comparison
They are priced below $1 or below a tenth of the national median for code 84402 ($82.55). 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 Santa Rosa, CAHC TESTOSTERONE FREE | $3.32 | file |
| NorCal HealthConnect LLC Petaluma, CAHC TESTOSTERONE FREE | $3.32 | file |
| St Joseph Health Northern California LLC Santa Rosa, CAHC ASSAY OF TESTOSTERONE FREE | $6.63 | file |
| St Joseph Health Northern California LLC Santa Rosa, CAHC ASSAY OF TESTOSTERONE FREE LAB | $6.63 | file |
| NorCal HealthConnect LLC Petaluma, CAHC ASSAY OF TESTOSTERONE FREE | $6.63 | file |
| NorCal HealthConnect LLC Petaluma, CAHC ASSAY OF TESTOSTERONE FREE LAB | $6.63 | file |