Phosphorus test cost in Davenport, IA
In Davenport-Moline-Rock Island, IA-IL, 7 hospitals list a cash price for phosphorus (phosphate) blood test: from $28.80 to $84.60, with a median of $33.57. The lowest listed price is at MercyOne Genesis Davenport West Medical Center — $4.77 less than the median here. Across Iowa, the median is $35.27 at 78 hospitals.
Cash prices at 7 facilities across 6 cities for code 84100, as an outpatient — the setting a self-pay patient normally buys. Collected Sep 27, 2026; the hospital files themselves were last updated between Jan 22, 2026 and Mar 31, 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 Davenport-Moline-Rock Island, IA-IL.
Hospitals, cheapest first
| Hospital | Cash price | List price | Insurers pay | Off list |
|---|---|---|---|---|
| MercyOne Genesis Davenport West Medical Center lowest Davenport, IA GHS PHOSPHORUS, BODY FLUID File of Mar 31, 2026 · source file | $28.80 | $48.00 | $4.74 | 40% |
| MercyOne Genesis Davenport Medical Center Davenport, IA · (563) 421-1000 GHS PHOSPHORUS, BODY FLUID File of Mar 31, 2026 · source file | $32.40 | $54.00 | — | 40% |
| Trinity Rock Island Rock Island, IL · (309) 779-5000 HC PHOSPHATE File of Jan 28, 2026 · source file | $33.57 | $41.96 | $4.46–$22.11 | 20% |
| Trinity - Bettendorf Bettendorf, IA · (563) 742-5000 HC PHOSPHATE File of Jan 28, 2026 · source file | $33.57 | $41.96 | $4.74–$22.11 | 20% |
| MercyOne Genesis Davenport West Medical Center Davenport, IA PHOSPHORUS,INORGANIC+2 more lines at this price File of Mar 31, 2026 · source file | $34.20 | $57.00 | $4.74 | 40% |
| MercyOne Genesis Davenport West Medical Center Davenport, IA GHS PHOSPHORUS BF File of Mar 31, 2026 · source file | $36.00 | $60.00 | $4.74 | 40% |
| MercyOne Genesis Davenport Medical Center Davenport, IA · (563) 421-1000 Phosphorus Level+2 more lines at this price File of Mar 31, 2026 · source file | $37.80 | $63.00 | — | 40% |
| MercyOne Genesis Aledo Medical Center Aledo, IL · (309) 582-9100 GHS PHOSPHORUS, INORGANIC+2 more lines at this price File of Mar 31, 2026 · source file | $37.80 | $63.00 | $5.45–$11.98 | 40% |
| MercyOne Genesis Silvis Medical Center Silvis, IL · (309) 281-4000 GHS PHOSPHORUS, INORGANIC+2 more lines at this price File of Mar 31, 2026 · source file | $37.80 | $63.00 | $20.16–$57.96 | 40% |
| MercyOne Genesis Davenport Medical Center Davenport, IA · (563) 421-1000 GHS PHOSPHORUS BF File of Mar 31, 2026 · source file | $40.80 | $68.00 | — | 40% |
| MercyOne Genesis Davenport West Medical Center Davenport, IA GHS PHOS-PTH,WHOLE MOL File of Mar 31, 2026 · source file | $46.20 | $77.00 | $4.74 | 40% |
| MercyOne Genesis Davenport Medical Center Davenport, IA · (563) 421-1000 GHS PHOS-PTH,WHOLE MOL File of Mar 31, 2026 · source file | $48.60 | $81.00 | — | 40% |
| Hammond Henry Dist Hospital Geneseo, IL · (309) 944-6431 Phosphate level File of Jan 22, 2026 · source file | $84.60 | $94.00 | $4.46–$84.60 | 10% |
Outpatient: lowest $28.80, median $33.57, highest $84.60 — a 2.9× difference within the same market.
As an inpatient, the same code is billed by 4 facilities here, median $35.69. Inpatient and outpatient prices are not comparable and are kept on separate pages: the inpatient charge covers admission, not the same purchase.
Cash or insurance?
At 1 of 6 hospitals that publish insurer rates for this code here, the cash price is below the highest rate a health plan has negotiated, and at none is it below every plan's rate. 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.