Phosphorus test cost in Birmingham, AL — inpatient
In Birmingham, AL, 8 hospitals list a cash price for phosphorus (phosphate) blood test as an inpatient: from $13.20 to $415.00, with a median of $75.38. The lowest listed price is at Grandview Medical Center — $62.18 less than the median here. Across Alabama, the median is $24.35 at 45 hospitals.
Cash prices at 8 facilities across 4 cities for code 84100, as an inpatient (admitted to hospital) . Collected Sep 29, 2026; the hospital files themselves were last updated between Apr 1, 2026 and Jun 22, 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 Birmingham, AL.
Hospitals, cheapest first
| Hospital | Cash price | List price | Insurers pay | Off list | File date |
|---|---|---|---|---|---|
| Grandview Medical Center lowest Birmingham, AL · (205) 971-1000 PHOSPHORUS, BLOOD | $13.20 | $55.00 | $13.20–$49.50 | 76% | Apr 1, 2026 source file |
| The Children's Hospital of Alabama – Benjamin Russell Hospital Birmingham, AL · (205) 939-9100 HC Phosphorus, Blood | $20.62 | $47.96 | $32.61–$43.16 | 57% | — source file |
| The Children's Hospital of Alabama – Benjamin Russell Hospital Birmingham, AL · (205) 939-9100 HC Phosphorus, Blood | $20.62 | $47.96 | $47.96 | 57% | — source file |
| The Children's Hospital of Alabama Birmingham, AL HC Phosphorus, Blood | $20.62 | $47.96 | $32.61–$43.16 | 57% | — source file |
| UAB Medical West Bessemer, AL · (205) 481-7000 Phosphorous, Serum | $21.75 | $29.00 | $17.98–$26.10 | 25% | Jun 22, 2026 source file |
| UAB Medical West Bessemer, AL · (205) 481-7000 Laxative Screen, Stool (7of7) | $38.25 | $51.00 | $31.62–$45.90 | 25% | Jun 22, 2026 source file |
| UAB Medical West Bessemer, AL · (205) 481-7000 Renal Function Panel 7of10 | $57.00 | $76.00 | $47.12–$68.40 | 25% | Jun 22, 2026 source file |
| The Children's Hospital of Alabama – Benjamin Russell Hospital Birmingham, AL · (205) 939-9100 HC Mayo Electrolyte and Osmolality Panel, Feces � Adj 84100 | $74.39 | $173.01 | $117.65–$155.71 | 57% | — source file |
| The Children's Hospital of Alabama – Benjamin Russell Hospital Birmingham, AL · (205) 939-9100 HC Mayo Electrolyte and Osmolality Panel, Feces � Adj 84100 | $74.39 | $173.01 | $173.01 | 57% | — source file |
| The Children's Hospital of Alabama Birmingham, AL HC Mayo Electrolyte and Osmolality Panel, Feces � Adj 84100 | $74.39 | $173.01 | $117.65–$155.71 | 57% | — source file |
| Baptist Health Princeton Hospital Birmingham, AL · (205) 783-3800 Hb Assay Of Inorganic Phosphorus - Phosphorus | $129.00 | $129.00 | — | — | Apr 1, 2026 source file |
| Baptist Health Walker Hospital Jasper, AL · (205) 387-4000 Hb Assay Of Inorganic Phosphorus - Phosphorus | $129.00 | $129.00 | — | — | Apr 1, 2026 source file |
| Baptist Health Shelby Hospital Alabaster, AL · (205) 620-8100 Hb Assay Of Inorganic Phosphorus - Phosphorus | $129.00 | $129.00 | — | — | Apr 1, 2026 source file |
| UAB Medical West Bessemer, AL · (205) 481-7000 Laxative Scren,Stool(Cath)2of2 | $150.00 | $200.00 | $124.00–$180.00 | 25% | Jun 22, 2026 source file |
| UAB Medical West Bessemer, AL · (205) 481-7000 Phosphorus Inorganic Assy 4of4 | $163.50 | $218.00 | $135.16–$196.20 | 25% | Jun 22, 2026 source file |
| Baptist Health Brookwood Hospital Birmingham, AL · (205) 877-1000 Hb Assay Of Inorganic Phosphorus - Phosphorus | $415.00 | $415.00 | — | — | Apr 1, 2026 source file |
Inpatient: lowest $13.20, median $75.38, highest $415.00 — a 31.4× difference within the same market.
As an outpatient, the same code is billed by 8 facilities here, median $75.38 — that is the price to compare if you are not being admitted.
Cash or insurance?
At 4 of 4 hospitals that publish insurer rates for this code here, the cash price is below the highest rate a health plan has negotiated, and at 2 it is 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.