CA-125 test cost in Chester, MT — inpatient
In Chester, MT, 1 hospital lists a cash price for CA-125 blood test (ovarian cancer marker) as an inpatient: from $105.14 to $105.14, with a median of $105.14. Across Montana, the median is $108.80 at 21 hospitals.
Cash prices at 1 facility for code 86304, 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.
Hospitals, cheapest first
| Hospital | Cash price | List price | Insurers pay | Off list | File date |
|---|---|---|---|---|---|
| Logan Health - Chester Chester, MT · (406) 759-5181 Ca 125 | $105.14 | $161.75 | — | 35% | Apr 1, 2026 source file |
Inpatient: lowest $105.14, median $105.14, highest $105.14.
As an outpatient, the same code is billed by 1 facility here, median $105.14 — that is the price to compare if you are not being admitted.
What it is
CA-125 is a protein that can be high in ovarian cancer. The test is used to evaluate some pelvic masses and to follow treatment.
What the price covers
The price usually covers running the test. The blood draw (36415) is often billed as a separate line.