Potassium test cost in Greenville, SC — inpatient
In Greenville-Anderson-Greer, SC, 2 hospitals list a cash price for potassium blood test as an inpatient: from $65.40 to $65.40, with a median of $65.40. The lowest listed price is at St Francis Downtown Hospital and 1 other hospital. Across South Carolina, the median is $41.74 at 38 hospitals.
Cash prices at 2 facilities for code 84132, 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 Greenville-Anderson-Greer, SC.
Hospitals, cheapest first
| Hospital | Cash price | List price | Insurers pay | Off list |
|---|---|---|---|---|
| St Francis Downtown Hospital lowest Greenville, SC · (800) 805-5678 HC Potassium Serum Plasma/Whole Blood File of Apr 1, 2026 · source file | $65.40 | $109.00 | — | 40% |
| St Francis-Eastside lowest Greenville, SC HC Potassium Serum Plasma/Whole Blood File of Apr 1, 2026 · source file | $65.40 | $109.00 | — | 40% |
Inpatient: lowest $65.40, median $65.40, highest $65.40.
As an outpatient, the same code is billed by 6 facilities here, median $45.00 — that is the price to compare if you are not being admitted.
What it is
A potassium test measures the level of potassium in the blood. Doctors check it for people on diuretics or blood pressure drugs, with kidney disease, an irregular heartbeat, or vomiting and diarrhea.
What the price covers
The price usually covers running the test. The blood draw (36415) is often billed as a separate line.