Magnesium test at Saint Francis Hospital-Evanston
CPT 83735 · Evanston, IL
These are Saint Francis Hospital-Evanston's own posted figures from its standard-charges file dated September 1, 2026. They are not a quote. Source: the hospital's file · its price transparency page.
Across 40 Illinois hospitals we index that post a cash price for this service: lowest $5.50, median $80.60, highest $206.46. See every hospital.
Nearby hospitals, same service
| Hospital | Distance | Cash price | Gross charge | File date |
|---|---|---|---|---|
| Swedish Hospital Chicago, IL | 4.0 mi | $129.00 | $129.00 | 2026-04-01 |
| Louis A Weiss Memorial Hospital Chicago, IL | 4.1 mi | $43.42 | $127.70 | 2025-03-17 |
| Advocate Illinois Masonic Medical Center Chicago, IL | 6.5 mi | $50.00 | $100.00 | 2025-11-04 |
| Presence Saint Joseph Hospital - Chicago Chicago, IL | 6.5 mi | $61.71 | $187.00 | 2026-01-01 |
| Advocate Lutheran General Hospital Park Ridge, IL | 8.2 mi | $50.00 | $100.00 | 2025-11-04 |
| Community First Medical Center Chicago, IL | 8.5 mi | $68.63 | $137.25 | 2026-04-01 |
| Humboldt Park Health Chicago, IL | 8.8 mi | $39.10 | $139.65 | 2026-09-29 |
| Northwestern Memorial Hospital Chicago, IL | 10.0 mi | $81.20 | $116.00 | 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 |
|---|---|---|---|---|
| HC ASSAY OF MAGNESIUM standard_charge_information[956] | outpatient | $6.00 | $187.00 | $4.02 – $155.21 |
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 Saint Francis Hospital-Evanston prices