Lab tests CPT 84436 Outpatient

Total T4 test cost in New London, WI

In New London, WI, 1 hospital lists a cash price for total thyroxine (T4) blood test: from $29.40 to $29.40, with a median of $29.40. Across Wisconsin, the median is $52.00 at 93 hospitals.

Cash prices at 1 facility for code 84436, as an outpatient — the setting a self-pay patient normally buys. Collected Sep 23, 2026; the hospital files themselves were last updated between Aug 8, 2026 and Aug 8, 2026.

Lowest$29.40ThedaCare Regional Medical Center-New London

Median$29.40half of hospitals charge less

Highest$29.40in 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 New London, WI.

median

Lowest $29.40Highest $29.40

Hospitals, cheapest first

Hospital	Cash price	List price	Insurers pay	Off list
ThedaCare Regional Medical Center-New London lowest New London, WI · (920) 531-2000 T4+1 more line at this price File of Aug 8, 2026 · source file	$29.40	$52.50	—	44%

Hospital The hospital that published the price, its city and the line exactly as written in its price file.

Cash price The hospital's own price for a patient paying without insurance (“discounted cash” in its price file). Hospitals must publish it under federal law, 45 CFR 180.50. Call to confirm it before booking. More

List price The hospital's full chargemaster price (“gross charge”) before any discount. Almost nobody pays it; the gap to the cash price shows what the self-pay discount is worth. More

Insurers pay The lowest and highest rates this hospital has agreed with insurance plans for the same item, from its price file. If the cash price is below what your plan pays and you have not met your deductible, paying cash can cost you less. More

Off list How much lower the cash price is than the list price.

Outpatient: lowest $29.40, median $29.40, highest $29.40.

What it is

A total T4 test measures all the thyroxine hormone in the blood, both bound and free. Most doctors now order free T4 (84439) instead, which is less affected by pregnancy and medicines.

What the price covers

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