Lab tests CPT 84439 Inpatient — admitted to hospital

Free T4 test cost in Wellsville, NY — inpatient

In Wellsville, NY, 1 hospital lists a cash price for free T4 (free thyroxine) thyroid blood test as an inpatient: from $36.97 to $36.97, with a median of $36.97. Across New York, the median is $48.47 at 64 hospitals.

Cash prices at 1 facility for code 84439, as an inpatient (admitted to hospital) . Collected Sep 23, 2026; the hospital files themselves were last updated between — and —.

Lowest$36.97Memorial Hosp of Wm F & Gertrude F Jones A/K/A Jones Memorial Hosp
Median$36.97half pay less
Highest$36.97in this market
Difference1.0×highest vs lowest

Hospitals, cheapest first

HospitalCash price List priceInsurers payOff listFile date
Memorial Hosp of Wm F & Gertrude F Jones A/K/A Jones Memorial Hosp Wellsville, NY · (585) 593-1100 CHG ASSAY OF FREE THYROXINE $36.97 $62.00 — 40% —
source file

Inpatient: lowest $36.97, median $36.97, highest $36.97.

As an outpatient, the same code is billed by 1 facility here, median $30.00 — that is the price to compare if you are not being admitted.

What it is

A free T4 test measures thyroxine that is not bound to proteins, the active form of the main thyroid hormone. It is usually ordered with or after a TSH test to check for an underactive or overactive thyroid and to adjust thyroid medicine.

What the price covers

The price usually covers the free T4 test only. The blood draw and the TSH test (84443) are billed separately.