Lab tests CPT 83525 Outpatient

Insulin test cost in Wausau, WI

In Wausau, WI, 2 hospitals list a cash price for Insulin blood test: from $113.05 to $115.05, with a median of $114.05. The lowest listed price is at Marshfield Medical Center - Weston — $1.00 less than the median here. Across Wisconsin, the median is $65.00 at 80 hospitals.

Cash prices at 2 facilities across 2 cities for code 83525, as an outpatient — the setting a self-pay patient normally buys. Collected Sep 24, 2026; the hospital files themselves were last updated between Feb 20, 2026 and Apr 1, 2026.

Lowest$113.05Marshfield Medical Center - Weston
Median$114.05half pay less
Highest$115.05in this market
Difference1.0×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 Wausau, WI.

median
Lowest $113.05Highest $115.05

Hospitals, cheapest first

HospitalCash price List priceInsurers payOff listFile date
Marshfield Medical Center - Weston lowest Weston, WI INSULIN TOTAL ASSAY-TECH $113.05 $119.00 $11.43–$594.19 5% Feb 20, 2026
source file
Aspirus Wausau Hospital Wausau, WI Fac Assay of Insulin $115.05 $177.00 — 35% Apr 1, 2026
source file
Aspirus Wausau Hospital Wausau, WI ASSAY OF INSULIN TOTAL $115.05 $177.00 — 35% Apr 1, 2026
source file

Outpatient: lowest $113.05, median $114.05, highest $115.05.

As an inpatient, the same code is billed by 2 facilities here, median $114.05. 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 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

An insulin test measures insulin in the blood. It is used to investigate low blood sugar and sometimes to estimate insulin resistance.

What the price covers

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