Magnesium test cost in Columbia, SC
In Columbia, SC, 3 hospitals list a cash price for Magnesium blood test: from $21.00 to $23.00, with a median of $23.00. The lowest listed price is at Kershaw Medical Center — $2.00 less than the median here. Across South Carolina, the median is $21.50 at 19 hospitals.
Cash prices at 3 facilities across 2 cities for code 83735, 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.
Where each hospital's price falls
Each dot is one hospital's cash price on a scale from the lowest to the highest in Columbia, SC.
Hospitals, cheapest first
| Hospital | Cash price | List price | Insurers pay | Off list | File date |
|---|---|---|---|---|---|
| Kershaw Medical Center lowest Camden, SC HB MAGRU MAG URINE (SEND OUT) | $21.00 | $42.00 | — | 50% | Apr 1, 2026 source file |
| MUSC Health Columbia Medical Center Northeast Columbia, SC HB MAGRU MAG URINE (SEND OUT) | $23.00 | $46.00 | — | 50% | Apr 1, 2026 source file |
| Musc Health Columbia Medical Center Downtown Columbia, SC HB MAGRU MAG URINE (SEND OUT) | $23.00 | $46.00 | — | 50% | Apr 1, 2026 source file |
| Kershaw Medical Center Camden, SC HB MAG/CREAT U (SEND OUT) | $25.50 | $51.00 | — | 50% | Apr 1, 2026 source file |
| MUSC Health Columbia Medical Center Northeast Columbia, SC HB MAG/CREAT U (SEND OUT) | $27.50 | $55.00 | — | 50% | Apr 1, 2026 source file |
| Musc Health Columbia Medical Center Downtown Columbia, SC HB MAG/CREAT U (SEND OUT) | $27.50 | $55.00 | — | 50% | Apr 1, 2026 source file |
| Kershaw Medical Center Camden, SC HB MAGNESIUM URINE (SEND OUT) | $38.50 | $77.00 | — | 50% | Apr 1, 2026 source file |
| Musc Health Columbia Medical Center Downtown Columbia, SC HB MAGNESIUM URINE (SEND OUT) | $42.00 | $84.00 | — | 50% | Apr 1, 2026 source file |
| MUSC Health Columbia Medical Center Northeast Columbia, SC HB MAGNESIUM URINE (SEND OUT) | $42.00 | $84.00 | — | 50% | Apr 1, 2026 source file |
| Kershaw Medical Center Camden, SC HB MAGNESIUM STONE (SEND OUT) | $42.50 | $85.00 | — | 50% | Apr 1, 2026 source file |
| Musc Health Columbia Medical Center Downtown Columbia, SC HB MAGNESIUM URINE 24 HOUR (SEND OUT) | $43.50 | $87.00 | — | 50% | Apr 1, 2026 source file |
| MUSC Health Columbia Medical Center Northeast Columbia, SC HB MAGNESIUM URINE 24 HOUR (SEND OUT) | $43.50 | $87.00 | — | 50% | Apr 1, 2026 source file |
| Musc Health Columbia Medical Center Downtown Columbia, SC HB MAGNESIUM STONE (SEND OUT) | $46.00 | $92.00 | — | 50% | Apr 1, 2026 source file |
| MUSC Health Columbia Medical Center Northeast Columbia, SC HB MAGNESIUM STONE (SEND OUT) | $46.00 | $92.00 | — | 50% | Apr 1, 2026 source file |
| Musc Health Columbia Medical Center Downtown Columbia, SC HB MAGNESIUM URINE 24 HR | $51.50 | $103.00 | — | 50% | Apr 1, 2026 source file |
| Musc Health Columbia Medical Center Downtown Columbia, SC HB MAGNESIUM | $51.50 | $103.00 | — | 50% | Apr 1, 2026 source file |
| MUSC Health Columbia Medical Center Northeast Columbia, SC HB MAGNESIUM URINE 24 HR | $51.50 | $103.00 | — | 50% | Apr 1, 2026 source file |
| MUSC Health Columbia Medical Center Northeast Columbia, SC HB MAGNESIUM | $51.50 | $103.00 | — | 50% | Apr 1, 2026 source file |
| Kershaw Medical Center Camden, SC HB MAGNESIUM | $74.00 | $148.00 | — | 50% | Apr 1, 2026 source file |
| Kershaw Medical Center Camden, SC HB MAGNESIUM URINE 24 HOUR (SEND OUT) | $392.00 | $784.00 | — | 50% | Apr 1, 2026 source file |
Outpatient: lowest $21.00, median $23.00, highest $23.00 — a 1.1× difference within the same market.
As an inpatient, the same code is billed by 3 facilities here, median $23.00. 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
A magnesium test measures the level of magnesium in the blood. Doctors order it for muscle cramps or weakness, an irregular heartbeat, low potassium or calcium that does not correct, and for people on diuretics, long-term acid-reducing drugs or with kidney disease.
What the price covers
The price usually covers running the test. The blood draw (36415) is often billed as a separate line.