Lab tests CPT 83540 Inpatient — admitted to hospital

Iron test cost in Beaver Dam, WI — inpatient

In Beaver Dam, WI, 1 hospital lists a cash price for iron blood test (serum iron) as an inpatient: from $101.65 to $101.65, with a median of $101.65. Across Wisconsin, the median is $53.30 at 80 hospitals.

Cash prices at 1 facility for code 83540, as an inpatient (admitted to hospital) . Collected Sep 24, 2026; the hospital files themselves were last updated between Feb 20, 2026 and Feb 20, 2026.

Lowest$101.65Marshfield Medical Center - Beaver Dam
Median$101.65half pay less
Highest$101.65in this market
Difference1.0×highest vs lowest

Hospitals, cheapest first

HospitalCash price List priceInsurers payOff listFile date
Marshfield Medical Center - Beaver Dam Beaver Dam, WI · (920) 887-7181 IRON ASSAY-TECH $101.65 $107.00 $55.62–$102.72 5% Feb 20, 2026
source file

Inpatient: lowest $101.65, median $101.65, highest $101.65.

As an outpatient, the same code is billed by 1 facility here, median $101.65 — 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 serum iron test measures the iron carried in the blood. It is usually ordered with iron-binding capacity and ferritin to check for iron deficiency or iron overload.

What the price covers

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