Magnesium test cost in Petersburg, WV
In Petersburg, WV, 1 hospital lists a cash price for magnesium blood test: from $10.40 to $10.40, with a median of $10.40. Across West Virginia, the median is $13.50 at 20 hospitals.
Cash prices at 1 facility 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 — 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 Petersburg, WV.
Hospitals, cheapest first
| Hospital | Cash price | List price | Insurers pay | Off list | File date |
|---|---|---|---|---|---|
| Grant Memorial Hospital lowest Petersburg, WV · (304) 257-1026 MAGNESIUM LEVEL | $10.40 | $13.00 | — | 20% | — source file |
| Grant Memorial Hospital Petersburg, WV · (304) 257-1026 ASSAY OF MAGNESIUM | $21.60 | $27.00 | — | 20% | — source file |
Outpatient: lowest $10.40, median $10.40, highest $10.40.
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.