Total T4 test cost in Charleston, SC — inpatient
In Charleston-North Charleston, SC, 5 hospitals list a cash price for total thyroxine (T4) blood test as an inpatient: from $16.90 to $52.50, with a median of $16.90. The lowest listed price is at Roper Hospital and 3 other hospitals. Across South Carolina, the median is $85.91 at 38 hospitals.
Cash prices at 5 facilities across 3 cities for code 84436, as an inpatient (admitted to hospital) . Collected Sep 28, 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 Charleston-North Charleston, SC.
Hospitals, cheapest first
| Hospital | Cash price | List price | Insurers pay | Off list |
|---|---|---|---|---|
| Roper Hospital lowest Charleston, SC · (843) 724-2800 HC So1 Thyroxine Total File of Apr 1, 2026 · source file | $16.90 | $26.00 | — | 35% |
| Roper St Francis Hospital Berkeley lowest Summerville, SC · (854) 529-3002 HC So1 Thyroxine Total File of Apr 1, 2026 · source file | $16.90 | $26.00 | — | 35% |
| Bon Secours St Francis Xavier Hospital lowest Charleston, SC · (843) 402-1006 HC So1 Thyroxine Total File of Apr 1, 2026 · source file | $16.90 | $26.00 | — | 35% |
| Roper St Francis Mount Pleasant Hospital lowest Mount Pleasant, SC · (843) 724-2954 HC So1 Thyroxine Total File of Apr 1, 2026 · source file | $16.90 | $26.00 | — | 35% |
| Roper St Francis Hospital Berkeley Summerville, SC · (854) 529-3002 HC So Thyroxine Total File of Apr 1, 2026 · source file | $24.70 | $38.00 | — | 35% |
| Bon Secours St Francis Xavier Hospital Charleston, SC · (843) 402-1006 HC So Thyroxine Total File of Apr 1, 2026 · source file | $24.70 | $38.00 | — | 35% |
| Roper St Francis Mount Pleasant Hospital Mount Pleasant, SC · (843) 724-2954 HC So Thyroxine Total File of Apr 1, 2026 · source file | $24.70 | $38.00 | — | 35% |
| Roper Hospital Charleston, SC · (843) 724-2800 HC So Thyroxine Total File of Apr 1, 2026 · source file | $24.70 | $38.00 | — | 35% |
| MUSC Medical Center Charleston, SC · (843) 792-2300 HB THYROXINE TOTAL File of Apr 1, 2026 · source file | $52.50 | $105.00 | — | 50% |
| Roper St Francis Mount Pleasant Hospital Mount Pleasant, SC · (843) 724-2954 HC Assay of Thyroxine Total File of Apr 1, 2026 · source file | $96.85 | $149.00 | — | 35% |
| Roper St Francis Hospital Berkeley Summerville, SC · (854) 529-3002 HC Assay of Thyroxine Total File of Apr 1, 2026 · source file | $96.85 | $149.00 | — | 35% |
| Roper Hospital Charleston, SC · (843) 724-2800 HC Assay of Thyroxine Total File of Apr 1, 2026 · source file | $96.85 | $149.00 | — | 35% |
| Bon Secours St Francis Xavier Hospital Charleston, SC · (843) 402-1006 HC Assay of Thyroxine Total File of Apr 1, 2026 · source file | $96.85 | $149.00 | — | 35% |
Inpatient: lowest $16.90, median $16.90, highest $52.50 — a 3.1× difference within the same market.
As an outpatient, the same code is billed by 7 facilities here, median $16.90 — that is the price to compare if you are not being admitted.
What it is
A total T4 test measures all the thyroxine hormone in the blood, both bound and free. Most doctors now order free T4 (84439) instead, which is less affected by pregnancy and medicines.
What the price covers
The price usually covers running the test. The blood draw (36415) is often billed as a separate line.