Magnesium test at Robert Wood Johnson University Hospital - Somerset
CPT 83735 · Somerville, NJ
These are Robert Wood Johnson University Hospital - Somerset's own posted figures from its standard-charges file dated March 4, 2026. They are not a quote. Source: the hospital's file · its price transparency page.
Across 43 New Jersey hospitals we index that post a cash price for this service: lowest $6.00, median $7.37, highest $632.85. See every hospital.
Nearby hospitals, same service
| Hospital | Distance | Cash price | Gross charge | File date |
|---|---|---|---|---|
| Hunterdon Medical Center Flemington, NJ | 10.6 mi | $82.63 | $264.00 | 2026-02-11 |
| Robert Wood Johnson University Hospital New Brunswick, NJ | 14.7 mi | $7.37 | $104.00 | 2026-03-04 |
| Saint Peter's University Hospital New Brunswick, NJ | 14.7 mi | $237.00 | $241.00 | 2025-11-19 |
| Overlook Medical Center Summit, NJ | 18.8 mi | $632.85 | $3,608.00 | 2026-04-01 |
| Capital Health Medical Center - Hopewell Pennington, NJ | 18.8 mi | $450.00 | $450.00 | 2026-06-24 |
| Robert Wood Johnson University Hospital at Rahway Rahway, NJ | 21.3 mi | $7.37 | $121.00 | 2026-03-04 |
| Raritan Bay Medical Center Perth Amboy, NJ | 22.2 mi | $6.70 | $138.00 | 2025-12-31 |
| Cooperman Barnabas Medical Center Livingston, NJ | 23.1 mi | $7.37 | $104.00 | 2026-03-04 |
Distances are straight-line from ZIP code centers. Each hospital's figures come from its own file; files are updated on different dates.
Every row for CPT 83735 in this hospital's file
| Row in the hospital's file | Setting | Cash | Gross | Insurer min – max |
|---|---|---|---|---|
| HC Assay of Magnesium standard_charge_information[66908] | outpatient | $7.37 | $121.00 | $3.15 – $110.69 |
| ASSAY OF MAGNESIUM standard_charge_information[11389] | outpatient | $3.15 – $5.63 | ||
| ASSAY OF MAGNESIUM standard_charge_information[11397] | outpatient | $5.63 – $5.63 | ||
| ASSAY OF MAGNESIUM standard_charge_information[11401] | outpatient | $3.15 – $3.69 |
The first row is the one used above. A price for one code usually covers the hospital's facility charge only; the doctor, anesthesia, pathology and other services can be billed separately. Ask the hospital for a good faith estimate before a scheduled service: if you pay yourself and the bill comes in $400 or more above the estimate, you can dispute it under the No Surprises Act.
Check a bill from this hospital All Robert Wood Johnson University Hospital - Somerset prices