Free T3 test cost in Buffalo, NY — inpatient
In Buffalo-Cheektowaga, NY, 5 hospitals list a cash price for free T3 thyroid hormone test as an inpatient: from $9.00 to $161.65, with a median of $9.00. The lowest listed price is at Mount St. Mary's Hospital and 2 other hospitals. Across New York, the median is $78.54 at 64 hospitals.
Cash prices at 5 facilities across 2 cities for code 84481, as an inpatient (admitted to hospital) . Collected Sep 23, 2026; the hospital files themselves were last updated between Apr 1, 2026 and Aug 25, 2026.
Where each hospital's price falls
Each dot is one hospital's cash price on a scale from the lowest to the highest in Buffalo-Cheektowaga, NY.
Hospitals, cheapest first
| Hospital | Cash price | List price | Insurers pay | Off list | File date |
|---|---|---|---|---|---|
| Mount St. Mary's Hospital lowest Lewiston, NY HC Triiodothyronine Free Assay (Ft-3) - T3 Free | $9.00 | $41.00 | $9.09–$41.00 | 78% | — source file |
| Sisters of Charity Hospital lowest Buffalo, NY HC Triiodothyronine Free Assay (Ft-3) - T3 Free | $9.00 | $41.00 | $9.09–$41.00 | 78% | — source file |
| Mercy Hospital of Buffalo lowest Buffalo, NY HC Triiodothyronine Free Assay (Ft-3) - T3 Free | $9.00 | $41.00 | $9.09–$41.00 | 78% | — source file |
| Erie County Medical Center Corporation Buffalo, NY TRIIDOTHYRONINE FREE SERUM | $72.16 | $112.23 | $9.09–$101.00 | 36% | Aug 25, 2026 source file |
| Roswell Park Cancer Institute Buffalo, NY T3, Free | $161.65 | $161.65 | — | — | Apr 1, 2026 source file |
Inpatient: lowest $9.00, median $9.00, highest $161.65 — a 18.0× difference within the same market.
As an outpatient, the same code is billed by 6 facilities here, median $26.66 — that is the price to compare if you are not being admitted.
Cash or insurance?
At 4 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 3 it is 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
Free T3 is the active thyroid hormone not bound to proteins. It is usually checked after TSH (84443) and free T4 (84439), mainly when an overactive thyroid is suspected.
What the price covers
The price usually covers running the test. The blood draw (36415) is often billed as a separate line.