Electrolyte panel cost in Cape Girardeau, MO
In Cape Girardeau, MO-IL, 2 hospitals list a cash price for electrolyte panel (sodium, potassium, chloride, CO2): from $48.00 to $100.10, with a median of $74.05. The lowest listed price is at Saint Francis Medical Center — $26.05 less than the median here. Across Missouri, the median is $81.97 at 62 hospitals.
Cash prices at 2 facilities for code 80051, as an outpatient — the setting a self-pay patient normally buys. Collected Sep 27, 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 Cape Girardeau, MO-IL.
Hospitals, cheapest first
| Hospital | Cash price | List price | Insurers pay | Off list | File date |
|---|---|---|---|---|---|
| Saint Francis Medical Center lowest Cape Girardeau, MO · (573) 331-3000 Hc Electrolyte (Na,K,Cl,Co2) | $48.00 | $48.00 | — | — | Apr 1, 2026 source file |
| Mercy Hospital Southeast Cape Girardeau, MO · (573) 334-4822 Electrolyte Panel | $100.10 | $154.00 | $6.31–$32.36 | 35% | — source file |
Outpatient: lowest $48.00, median $74.05, highest $100.10 — a 2.1× difference within the same market.
As an inpatient, the same code is billed by 1 facility here, median $48.00. 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 not 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
An electrolyte panel measures sodium, potassium, chloride and bicarbonate (CO2) in one blood sample. It checks fluid and acid balance in people with vomiting, diarrhea, kidney problems or on diuretics.
What the price covers
The price usually covers running the test. The blood draw (36415) is often billed as a separate line.