Potassium test cost in Ypsilanti, MI
In Ypsilanti, MI, 1 hospital lists a cash price for potassium blood test: from $22.10 to $22.10, with a median of $22.10. Across Michigan, the median is $22.10 at 87 hospitals.
Cash prices at 1 facility for code 84132, as an outpatient — the setting a self-pay patient normally buys. Collected Sep 27, 2026; the hospital files themselves were last updated between Mar 31, 2026 and Mar 31, 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 Ypsilanti, MI.
Hospitals, cheapest first
| Hospital | Cash price | List price | Insurers pay | Off list | File date |
|---|---|---|---|---|---|
| St Joseph Mercy Ann Arbor lowest Ypsilanti, MI · (734) 712-3456 HC Potassium Serum/Plasma/Whole Blood | $22.10 | $34.00 | $1.70–$34.00 | 35% | Mar 31, 2026 source file |
| St Joseph Mercy Ann Arbor Ypsilanti, MI · (734) 712-3456 HC Warde Potassium Serum/Plasma/Whole Blood | $41.24 | $63.44 | $1.70–$63.44 | 35% | Mar 31, 2026 source file |
| St Joseph Mercy Ann Arbor Ypsilanti, MI · (734) 712-3456 HC Potassium Serum/Plasma/Whole Blood | $81.90 | — | $1.70–$14.99 | — | Mar 31, 2026 source file |
Outpatient: lowest $22.10, median $22.10, highest $22.10.
As an inpatient, the same code is billed by 1 facility here, median $22.10. 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
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.