Total T4 test cost in Clearlake, CA — inpatient
In Clearlake, CA, 1 hospital lists a cash price for total thyroxine (T4) blood test as an inpatient: from $118.00 to $118.00, with a median of $118.00. Across California, the median is $39.20 at 181 hospitals.
Cash prices at 1 facility for code 84436, as an inpatient (admitted to hospital) . Collected Sep 29, 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 Clearlake, CA.
Hospitals, cheapest first
| Hospital | Cash price | List price | Insurers pay | Off list |
|---|---|---|---|---|
| Sutter Lakeside Hospital lowest Lakeport, CA · (707) 262-5000 HCHG THYROXINE (T4) File of Apr 1, 2026 · source file | $118.00 | $118.00 | — | — |
| Sutter Lakeside Hospital Lakeport, CA · (707) 262-5000 HCHG CORE THYROXINE (T4) File of Apr 1, 2026 · source file | $123.00 | $123.00 | — | — |
Inpatient: lowest $118.00, median $118.00, highest $118.00.
As an outpatient, the same code is billed by 1 facility here, median $118.00 — 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.