Magnesium test cost in Lakeland, FL
In Lakeland-Winter Haven, FL, 3 hospitals list a cash price for Magnesium blood test: from $5.60 to $291.85, with a median of $159.85. The lowest listed price is at Orlando Health Lakeland Highlands Hospital — $154.25 less than the median here. Across Florida, the median is $13.20 at 81 hospitals.
Cash prices at 3 facilities across 3 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 Lakeland-Winter Haven, FL.
Hospitals, cheapest first
| Hospital | Cash price | List price | Insurers pay | Off list | File date |
|---|---|---|---|---|---|
| Orlando Health Lakeland Highlands Hospital lowest Lakeland, FL Hb Assay Of Magnesium - Magnesium | $5.60 | $14.00 | — | 60% | Apr 1, 2026 source file |
| Orlando Health Lakeland Highlands Hospital lowest Lakeland, FL Hb Assay Of Magnesium - Magnesium 24Hr Urine | $5.60 | $14.00 | — | 60% | Apr 1, 2026 source file |
| Orlando Health Lakeland Highlands Hospital lowest Lakeland, FL Hb Assay Of Magnesium - Magnesium Urine | $5.60 | $14.00 | — | 60% | Apr 1, 2026 source file |
| Orlando Health Lakeland Highlands Hospital Lakeland, FL Hb Assay Of Magnesium-Ref | $6.00 | $15.00 | — | 60% | Apr 1, 2026 source file |
| Orlando Health Lakeland Highlands Hospital Lakeland, FL Hb Magnesium, Urine (Sup24)-Exc | $6.00 | $15.00 | — | 60% | Apr 1, 2026 source file |
| Orlando Health Lakeland Highlands Hospital Lakeland, FL Hb Magnesium, Stool-Ref | $21.20 | $53.00 | — | 60% | Apr 1, 2026 source file |
| Orlando Health Lakeland Highlands Hospital Lakeland, FL Hb Magnesium,Rbc-Ref | $42.40 | $106.00 | — | 60% | Apr 1, 2026 source file |
| Orlando Health Lakeland Highlands Hospital Lakeland, FL Hb Magnesium,Rbc-Arup-Ref | $50.00 | $125.00 | — | 60% | Apr 1, 2026 source file |
| Adventhealth Heart of Florida Davenport, FL HC MAGNESIUM URINE RANDOM | $159.85 | $159.85 | — | — | Apr 1, 2026 source file |
| Adventhealth Heart of Florida Davenport, FL HC MAGNESIUM TIMED URINE | $159.85 | $159.85 | — | — | Apr 1, 2026 source file |
| Adventhealth Heart of Florida Davenport, FL HC ASSAY OF MAGNESIUM - MAGNESIUM RBC | $159.85 | $159.85 | — | — | Apr 1, 2026 source file |
| Adventhealth Heart of Florida Davenport, FL HC MAGNESIUM RBC - ARUP | $159.85 | $159.85 | — | — | Apr 1, 2026 source file |
| Adventhealth Heart of Florida Davenport, FL HC MAGNESIUM LEVEL | $291.48 | $291.48 | — | — | Apr 1, 2026 source file |
| Adventhealth Lake Wales Lake Wales, FL HC MAGNESIUM RBC - ARUP | $291.85 | $291.85 | — | — | Apr 1, 2026 source file |
| Adventhealth Lake Wales Lake Wales, FL HC MAGNESIUM URINE CALCULI RISK ASSESSMENT - ARUP | $291.85 | $291.85 | — | — | Apr 1, 2026 source file |
| Adventhealth Lake Wales Lake Wales, FL HC MAGNESIUM TIMED URINE | $490.96 | $490.96 | — | — | Apr 1, 2026 source file |
| Adventhealth Lake Wales Lake Wales, FL HC MAGNESIUM LEVEL | $490.96 | $490.96 | — | — | Apr 1, 2026 source file |
Outpatient: lowest $5.60, median $159.85, highest $291.85 — a 52.1× difference within the same market.
As an inpatient, the same code is billed by 3 facilities here, median $159.85. 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.