Magnesium test at Kaiser Foundation Hospital - Downey
CPT 83735 · Downey, CA
These are Kaiser Foundation Hospital - Downey's own posted figures from its standard-charges file dated April 1, 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 |
|---|---|---|---|---|
| Coast Plaza Hospital Norwalk, CA | 3.5 mi | $274.05 | $274.05 | 2026-02-04 |
| Community Hospital of Huntington Park Huntington Park, CA | 5.9 mi | $274.05 | $274.05 | 2026-02-04 |
| La Palma Intercommunity Hospital La Palma, CA | 7.6 mi | $6.00 | $193.77 | 2026-09-01 |
| East Los Angeles Doctors Hospital Los Angeles, CA | 7.7 mi | $274.05 | $274.05 | 2026-02-04 |
| Los Angeles Community Hospital Los Angeles, CA | 7.7 mi | $212.98 | $212.98 | 2026-03-18 |
| Memorialcare Long Beach Medical Center Long Beach, CA | 8.1 mi | $57.00 | $57.00 | 2026-04-01 |
| Memorial Hospital of Gardena Gardena, CA | 9.2 mi | $274.05 | $274.05 | 2026-02-04 |
| Kaiser Foundation Hospital - South Bay Harbor City, CA | 12.5 mi | $106.08 | $204.00 | 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 |
|---|---|---|---|---|
| ASSAY OF MAGNESIUM line 9198 | both | $106.08 | $204.00 | $5.00 – $15.00 |
| Assay of magnesium mod TC line 9197 | both | $5.00 – $15.00 |
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 Kaiser Foundation Hospital - Downey prices