Phosphorus test cost in Canton, OH — inpatient
In Canton-Massillon, OH, 3 hospitals list a cash price for phosphorus (phosphate) blood test as an inpatient: from $21.45 to $40.50, with a median of $23.40. The lowest listed price is at Cleveland Clinic Mercy Hospital — $1.95 less than the median here. Across Ohio, the median is $35.75 at 131 hospitals.
Cash prices at 3 facilities across 2 cities for code 84100, as an inpatient (admitted to hospital) . Collected Sep 23, 2026; the hospital files themselves were last updated between Apr 1, 2026 and Jun 15, 2026.
Where each hospital's price falls
Each dot is one hospital's cash price on a scale from the lowest to the highest in Canton-Massillon, OH.
Hospitals, cheapest first
| Hospital | Cash price | List price | Insurers pay | Off list | File date |
|---|---|---|---|---|---|
| Cleveland Clinic Mercy Hospital lowest Canton, OH · (330) 489-1111 %STCATH PHOSPOROUS | $21.45 | $33.00 | $9.33–$33.00 | 35% | Jun 15, 2026 source file |
| Cleveland Clinic Mercy Hospital lowest Canton, OH · (330) 489-1111 PHOSPHOROUS ASSAY | $21.45 | $33.00 | $9.33–$33.00 | 35% | Jun 15, 2026 source file |
| Cleveland Clinic Mercy Hospital lowest Canton, OH · (330) 489-1111 INORGANIC PHOSPHATE, SERUM (TRPHOS) | $21.45 | $33.00 | $9.33–$33.00 | 35% | Jun 15, 2026 source file |
| Aultman Hospital Canton, OH · (330) 363-9911 Lab-Phosphorus Serum | $23.40 | $52.00 | — | 55% | Apr 1, 2026 source file |
| Alliance Community Hospital Alliance, OH · (330) 596-6000 Lab-Phosphorus Serum | $40.50 | $90.00 | — | 55% | Apr 1, 2026 source file |
Inpatient: lowest $21.45, median $23.40, highest $40.50 — a 1.9× difference within the same market.
As an outpatient, the same code is billed by 3 facilities here, median $23.40 — that is the price to compare if you are not being admitted.
Cash or insurance?
At the one hospital here that publishes insurer rates for this code, the cash price is below the highest rate a health plan has negotiated. If you have insurance but have not met your deductible, you usually pay your plan's negotiated rate, which falls somewhere in the "Insurers pay" column. Paying cash can cost less, but a cash payment usually does not count toward your deductible. Ask the hospital for both numbers before you book.
What it is
A phosphorus test measures phosphate in the blood. It is used with calcium for kidney disease, bone disease and parathyroid problems.
What the price covers
The price usually covers running the test. The blood draw (36415) is often billed as a separate line.