PSA (prostate-specific antigen) blood test, free in St. Louis, MO-IL
In St. Louis, MO-IL, 10 hospitals list a cash price for PSA (prostate-specific antigen) blood test, free: from $53.95 to $621.75, with a median of $110.16. The lowest listed price is at Mercy Hospital South.
Cash prices at 10 facilities across 9 cities for code 84154, as an outpatient — the setting a self-pay patient normally buys. Collected Sep 23, 2026; the hospital files themselves were last updated between — and —.
Where each hospital's price falls
Each dot is one hospital's cash price on a scale from the lowest to the highest in St. Louis, MO-IL.
Hospitals, cheapest first
Outpatient: lowest $53.95, median $110.16, highest $621.75 — a 11.5× difference within the same market.
As an inpatient, the same code is billed by 7 facilities here, median $125.28. 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
The free PSA test measures the part of PSA in the blood that is not bound to proteins. It is usually done along with a total PSA; the ratio of free to total PSA can help a doctor decide whether further testing, such as a biopsy, is needed.
What the price covers
The price covers the free PSA test only. The total PSA (84153) and the blood draw are billed separately.