Free T3 test cost in Twin Falls, ID — inpatient
In Twin Falls, ID, 1 hospital lists a cash price for free T3 thyroid hormone test as an inpatient: from $11.84 to $11.84, with a median of $11.84. Across Idaho, the median is $11.84 at 9 hospitals.
Cash prices at 1 facility for code 84481, as an inpatient (admitted to hospital) . Collected Sep 22, 2026; the hospital files themselves were last updated between — and —.
Where each hospital's price falls
Each dot is one hospital's cash price on a scale from the lowest to the highest in Twin Falls, ID.
Hospitals, cheapest first
| Hospital | Cash price | List price | Insurers pay | Off list | File date |
|---|---|---|---|---|---|
| St Luke's Magic Valley Regional Medical Center lowest Twin Falls, ID · (208) 814-1000 | $11.84 | $11.84 | — | — | — source file |
| St Luke's Magic Valley Regional Medical Center Twin Falls, ID · (208) 814-1000 | $130.00 | $130.00 | — | — | — source file |
Inpatient: lowest $11.84, median $11.84, highest $11.84.
As an outpatient, the same code is billed by 1 facility here, median $11.84 — that is the price to compare if you are not being admitted.
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.