SelfPayRates — hospital cash prices, from the source

Thyroid-stimulating hormone (TSH) blood test in Napa, CA

Cash prices at 1 facility for code 84443, 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.

HospitalCash price List priceOffFile date
St Joseph Health Northern California LLC NAPA, CA
HC TSH
$52.50 $102.95 49% Apr 1, 2026
file
St Joseph Health Northern California LLC NAPA, CA
HC TSH REFLEX TO FT4
$151.47 $297.00 49% Apr 1, 2026
file
St Joseph Health Northern California LLC NAPA, CA
HC TSH
$151.47 $297.00 49% Apr 1, 2026
file
St Joseph Health Northern California LLC NAPA, CA
HC ASSAY OF THYROID STIMULATING HORMONE TSH LAB
$151.47 $297.00 49% Apr 1, 2026
file

Outpatient: lowest $52.50, median $151.47, highest $151.47 — a 2.9× difference within the same market.

As an inpatient, the same code is billed by 1 facility here, median $52.50. Inpatient and outpatient prices are not comparable and are kept on separate pages: the inpatient charge covers admission, not the same purchase.

2 rows held back from this comparison

They are priced below $1 or below a tenth of the national median for code 84443 ($83.07). 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, CA
HC TSH REFLEX TO FT4
$4.34 file
St Joseph Health Northern California LLC NAPA, CA
HC ASSAY OF THYROID STIMULATING HORMONE TSH LAB
$4.34 file

Other markets for this procedure