Lab tests CPT 84146 Inpatient — admitted to hospital

Prolactin test cost in Des Moines, IA — inpatient

In Des Moines-West Des Moines, IA, 4 hospitals list a cash price for prolactin blood test as an inpatient: from $48.80 to $270.40, with a median of $103.75. The lowest listed price is at Central Iowa Hospital Corporation — $54.95 less than the median here. Across Iowa, the median is $81.30 at 36 hospitals.

Cash prices at 4 facilities across 3 cities for code 84146, as an inpatient (admitted to hospital) . Collected Sep 23, 2026; the hospital files themselves were last updated between Jan 28, 2026 and Mar 31, 2026.

Lowest$48.80Central Iowa Hospital Corporation
Median$103.75half pay less
Highest$270.40in this market
Difference5.5×highest vs lowest

Where each hospital's price falls

Each dot is one hospital's cash price on a scale from the lowest to the highest in Des Moines-West Des Moines, IA.

median
Lowest $48.80Highest $416.00

Hospitals, cheapest first

HospitalCash price List priceInsurers payOff listFile date
Central Iowa Hospital Corporation lowest Des Moines, IA ASSAY OF PROLACTIN $48.80 $61.00 $11.63–$37.52 20% Jan 28, 2026
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Central Iowa Hospital Corporation lowest Des Moines, IA ASSAY OF PROLACTIN $48.80 $61.00 $11.63–$37.52 20% Jan 28, 2026
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Central Iowa Hospital Corporation Des Moines, IA HC PROLACTIN ASSAY $55.00 $68.75 $29.77 20% Jan 28, 2026
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Central Iowa Hospital Corporation Des Moines, IA HC PROLACTIN ASSAY $55.00 $68.75 $29.77 20% Jan 28, 2026
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Catholic Health Initiatives-Iowa Corp West Des Moines, IA HC Mayo Prolactin $58.00 $58.00 $11.66–$58.00 — Mar 31, 2026
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Mercy Medical Center - Newton Newton, IA HC Prolactin $149.50 $230.00 $18.78–$230.00 35% Mar 31, 2026
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Catholic Health Initiatives-Iowa Corp Des Moines, IA HC Mayo Mcrpl Prolactin $270.40 $416.00 $18.78–$416.00 35% Mar 31, 2026
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Catholic Health Initiatives-Iowa Corp Des Moines, IA HC Mayo Prolactin $270.40 $416.00 $18.78–$416.00 35% Mar 31, 2026
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Catholic Health Initiatives-Iowa Corp Des Moines, IA HC Prolactin $270.40 $416.00 $18.78–$416.00 35% Mar 31, 2026
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Catholic Health Initiatives-Iowa Corp Des Moines, IA HC Mayo Mcrpl Prolactin Unprecipitated $270.40 $416.00 $18.78–$416.00 35% Mar 31, 2026
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Catholic Health Initiatives-Iowa Corp West Des Moines, IA HC Prolactin $416.00 $416.00 $18.78–$416.00 — Mar 31, 2026
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Inpatient: lowest $48.80, median $103.75, highest $270.40 — a 5.5× difference within the same market.

As an outpatient, the same code is billed by 4 facilities here, median $103.75 — that is the price to compare if you are not being admitted.

Cash or insurance?

At 2 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 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

Prolactin is a pituitary hormone that drives milk production. The test is ordered for irregular or absent periods, nipple discharge, infertility, low sex drive and suspected pituitary tumors.

What the price covers

The price usually covers running the test. The blood draw (36415) is often billed as a separate line.