Magnesium test at Foothill Regional Medical Center
CPT 83735 · Tustin, CA
These are Foothill Regional Medical Center's own posted figures from its standard-charges file dated March 18, 2026. They are not a quote. Source: the hospital's file · its price transparency page.
The posted cash price equals the gross charge: this file shows no self-pay discount for this service.
Across 81 California hospitals we index that post a cash price for this service: lowest $6.00, median $108.05, highest $477.25. See every hospital.
Nearby hospitals, same service
| Hospital | Distance | Cash price | Gross charge | File date |
|---|---|---|---|---|
| Children's Hospital of Orange County Orange, CA | 4.8 mi | $366.00 | $366.00 | 2026-03-19 |
| Kaiser Foundation Hospital - Orange County - Anaheim Anaheim, CA | 7.6 mi | $106.08 | $204.00 | 2026-04-01 |
| Memorialcare Orange Coast Medical Center Fountain Valley, CA | 7.8 mi | $57.00 | $57.00 | 2026-04-01 |
| Hoag Memorial Hospital Presbyterian Newport Beach, CA | 9.9 mi | $64.31 | $98.94 | 2026-04-01 |
| Memorialcare Saddleback Medical Center Laguna Hills, CA | 12.0 mi | $57.00 | $57.00 | 2026-04-01 |
| Providence Mission Hospital Mission Viejo, CA | 12.4 mi | $59.04 | $123.00 | 2026-04-01 |
| Providence St. Jude Medical Center Fullerton, CA | 12.6 mi | $73.92 | $154.00 | 2026-04-01 |
| La Palma Intercommunity Hospital La Palma, CA | 14.9 mi | $6.00 | $193.77 | 2026-09-01 |
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 |
|---|---|---|---|---|
| MAGNESIUM (Chem) line 35366 | outpatient | $196.86 | $196.86 | ? – $169.30 |
| MAGNESIUM (Chem) line 2887 | inpatient | $196.86 | $196.86 | $137.80 – $169.30 |
| ASSAY BLOOD MAGNESIUM line 19145 | outpatient | $19.96 – $19.96 |
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 Foothill Regional Medical Center prices