Free T3 test cost in Springfield, MO — inpatient
In Springfield, MO, 1 hospital lists a cash price for free T3 thyroid hormone test as an inpatient: from $71.29 to $71.29, with a median of $71.29. Across Missouri, the median is $117.00 at 29 hospitals.
Cash prices at 1 facility for code 84481, as an inpatient (admitted to hospital) . Collected Sep 23, 2026; the hospital files themselves were last updated between Mar 16, 2026 and Mar 16, 2026.
Hospitals, cheapest first
| Hospital | Cash price | List price | Insurers pay | Off list | File date |
|---|---|---|---|---|---|
| Mercy Rehabilitation Hospital Springfield Springfield, MO T3 FREE | $71.29 | $71.29 | $42.77–$71.29 | — | Mar 16, 2026 source file |
Inpatient: lowest $71.29, median $71.29, highest $71.29.
As an outpatient, the same code is billed by 2 facilities here, median $180.05 — that is the price to compare if you are not being admitted.
Cash or insurance?
At the one hospital here that publishes insurer rates for this code, the cash price is not 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
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.