Free T3 test cost in Dayton, OH
In Dayton-Kettering-Beavercreek, OH, 8 hospitals list a cash price for free T3 thyroid hormone test: from $55.92 to $131.90, with a median of $94.80. The lowest listed price is at Dayton Childrens Hospital — $38.88 less than the median here. Across Ohio, the median is $65.25 at 99 hospitals.
Cash prices at 8 facilities across 6 cities for code 84481, as an outpatient — the setting a self-pay patient normally buys. Collected Sep 23, 2026; the hospital files themselves were last updated between Apr 1, 2026 and Apr 1, 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 Dayton-Kettering-Beavercreek, OH.
Hospitals, cheapest first
| Hospital | Cash price | List price | Insurers pay | Off list | File date |
|---|---|---|---|---|---|
| Dayton Childrens Hospital lowest Dayton, OH · (937) 641-5509 THYROID HORMONE; T3 MEASUREMENT; FREE | $55.92 | $79.89 | $16.94–$25.41 | 30% | — source file |
| Dayton Childrens Hospital Dayton, OH · (937) 641-5509 FREE ASSAY (FT-3) | $59.50 | $85.00 | $16.94–$25.41 | 30% | — source file |
| Kettering Medical Center Troy, OH · (937) 980-7000 Hc Triiodothyronine T3 Free | $94.80 | $237.00 | — | 60% | Apr 1, 2026 source file |
| Kettering Medical Center Kettering, OH · (937) 298-4331 Hc Triiodothyronine T3 Free | $94.80 | $237.00 | — | 60% | Apr 1, 2026 source file |
| Greene Memorial Hospital Xenia, OH · (937) 352-2000 Hc Triiodothyronine T3 Free | $94.80 | $237.00 | — | 60% | Apr 1, 2026 source file |
| Beavercreek Medical Center Beaver Creek, OH · (937) 702-4000 Hc Triiodothyronine T3 Free | $94.80 | $237.00 | — | 60% | Apr 1, 2026 source file |
| Dayton Osteopathic Hospital Dayton, OH · (937) 723-3410 Hc Triiodothyronine T3 Free | $94.80 | $237.00 | — | 60% | Apr 1, 2026 source file |
| Kettering Medical Center Miamisburg, OH · (937) 384-8760 Hc Triiodothyronine T3 Free | $94.80 | $237.00 | — | 60% | Apr 1, 2026 source file |
| Shriners Childrens Ohio Dayton, OH · (937) 641-5509 FREE ASSAY (FT-3) | $131.90 | $131.90 | $8.01–$30.90 | — | — source file |
Outpatient: lowest $55.92, median $94.80, highest $131.90 — a 2.4× difference within the same market.
As an inpatient, the same code is billed by 6 facilities here, median $94.80. Inpatient and outpatient prices are not comparable and are kept on separate pages: the inpatient charge covers admission, not the same purchase.
Cash or insurance?
At 0 of 2 hospitals that publish insurer rates for this code here, the cash price is below the highest rate a health plan has negotiated, and at none is it 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.