Magnesium test at San Antonio Regional Hospital
CPT 83735 · Upland, CA
These are San Antonio Regional Hospital's own posted figures from its standard-charges file dated April 2, 2026. They are not a quote. Source: the hospital's file · its price transparency page.
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 |
|---|---|---|---|---|
| Montclair Hospital Medical Center Montclair, CA | 3.1 mi | $6.00 | $248.35 | 2026-09-01 |
| Chino Valley Medical Center Chino, CA | 7.0 mi | $6.00 | $248.35 | 2026-09-01 |
| Kaiser Foundation Hospital Fontana/Ontario Fontana, CA | 11.3 mi | $106.08 | $204.00 | 2026-04-01 |
| Kaiser Foundation Hospital, Riverside Riverside, CA | 15.7 mi | $106.08 | $204.00 | 2026-04-01 |
| Kaiser Foundation Hospital - Baldwin Park Baldwin Park, CA | 17.5 mi | $106.08 | $204.00 | 2026-04-01 |
| Riverside Community Hospital Riverside, CA | 18.1 mi | $477.25 | $477.25 | 2026-09-01 |
| Community Hospital of San Bernardino San Bernardino, CA | 19.3 mi | $65.69 | $168.00 | 2026-02-28 |
| Providence St. Jude Medical Center Fullerton, CA | 20.2 mi | $73.92 | $154.00 | 2026-04-01 |
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 level line 116990 | outpatient | $185.00 | $418.00 | $5.36 – $768.08 |
| Magnesium level line 132244 | outpatient | $185.00 | $408.00 | $5.36 – $749.70 |
| Magnesium level line 226643 | outpatient | $185.00 | $68.00 | $4.56 – $201.00 |
| Magnesium level line 616971 | outpatient | $185.00 | $35.67 | $2.39 – $201.00 |
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 San Antonio Regional Hospital prices