Magnesium test cost in Louisiana
In Louisiana, 13 hospitals publish a cash price for magnesium blood test: from $12.60 to $162.40, with a median of $24.31. The lowest price is at East Jefferson General Hospital (Metairie) and 3 other hospitals. The highest price is 12.9× the lowest.
Outpatient cash prices, one line per hospital — its lowest listed price for code 83735. Prices for both sides of the body and inpatient prices are not mixed in. Collected Sep 23, 2026.
Hospitals in Louisiana, cheapest first
| Hospital | Cash price | List price | File date |
|---|---|---|---|
| East Jefferson General Hospital lowest Metairie · New Orleans-Metairie, LA Labcorp Magnesium Urine | $12.60 | $90.00 | Jul 1, 2026 source file |
| Lakeside Hospital lowest Metairie · New Orleans-Metairie, LA Magnesium RBC | $12.60 | $90.00 | Jul 1, 2026 source file |
| Lakeview Hospital lowest Covington · Slidell-Mandeville-Covington, LA HC Assay of Magnesium | $12.60 | $90.00 | Jul 1, 2026 source file |
| Tulane Medical Center lowest New Orleans · New Orleans-Metairie, LA Magnesium RBC | $12.60 | $90.00 | Jun 25, 2026 source file |
| University Med Center New Orleans · New Orleans-Metairie, LA Magnesium Fecal | $19.80 | $90.00 | Jul 1, 2026 source file |
| West Jefferson Medical Center Marrero · New Orleans-Metairie, LA Magnesium Fecal | $21.44 | $134.00 | Jun 30, 2026 source file |
| Lallie Kemp Regional Medical Center Independence · Hammond, LA ASSAY OF MAGNESIUM | $24.31 | $40.51 | — source file |
| New Orleans East Hospital New Orleans · New Orleans-Metairie, LA Magnesium Urine | $25.28 | $158.00 | Jun 24, 2026 source file |
| Natchitoches Regional Medical Center Natchitoches · Natchitoches, LA MAGNESIUM | $33.20 | $83.00 | Mar 18, 2026 source file |
| St. Frances Cabrini Hospital Alexandria · Alexandria, LA HC 83735 MAGNESIUM URINE | $34.32 | $132.00 | Jan 13, 2026 source file |
| Childrens Hospital New Orleans · New Orleans-Metairie, LA Magnesium Urine | $42.66 | $158.00 | Jun 24, 2026 source file |
| Touro Infirmary New Orleans · New Orleans-Metairie, LA Labcorp Magnesium Urine | $50.96 | $364.00 | Jul 1, 2026 source file |
| Hardtner Medical Center Olla · Olla, LA Magnesium Level | $162.40 | $203.00 | Apr 1, 2026 source file |
By metro area
Each metro page compares every listing, including prices for both sides of the body.
| Metro area | Hospitals | Lowest | Median |
|---|---|---|---|
| New Orleans-Metairie, LA | 8 | $12.60 | $20.62 |
| Alexandria, LA | 1 | $34.32 | $34.32 |
| Hammond, LA | 1 | $24.31 | $24.31 |
| Natchitoches, LA | 1 | $33.20 | $33.20 |
| Olla, LA | 1 | $162.40 | $162.40 |
| Slidell-Mandeville-Covington, LA | 1 | $12.60 | $12.60 |
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.
Magnesium blood test in other states
- Alabama$71.78
- Alaska$71.76
- Arizona$10.04
- Arkansas$35.18
- California$106.08
- Colorado$42.56
- Connecticut$28.60
- Delaware$67.90
- Florida$13.20
- Georgia$83.85
- Hawaii$13.20
- Idaho$30.00
- Illinois$48.60
- Indiana$50.71
- Iowa$43.80
- Kansas$61.10
- Kentucky$83.86
- Maine$41.27
- Maryland$17.62
- Massachusetts$32.42
- Michigan$23.35
- Minnesota$19.65
- Mississippi$8.80
- Missouri$36.63
- Montana$52.80
- Nebraska$24.42
- Nevada$59.81
- New Hampshire$32.19
- New Jersey$7.71
- New Mexico$76.20
- New York$27.88
- North Carolina$58.00
- North Dakota$12.81
- Ohio$33.30
- Oklahoma$32.50
- Oregon$30.00
- Pennsylvania$34.00
- Puerto Rico$10.00
- Rhode Island$52.70
- South Carolina$21.50
- South Dakota$37.60
- Tennessee$11.85
- Texas$22.05
- Utah$65.69
- Vermont$56.35
- Virginia$11.85
- Washington$49.20
- West Virginia$13.50
- Wisconsin$50.00
- Wyoming$13.96
Median cash price across the state's hospitals.