Mono test cost in Centralia, IL — inpatient
In Centralia, IL, 1 hospital lists a cash price for mono test (heterophile antibody, Monospot) as an inpatient: from $106.76 to $106.76, with a median of $106.76. Across Illinois, the median is $80.87 at 104 hospitals.
Cash prices at 1 facility for code 86308, as an inpatient (admitted to hospital) . Collected Sep 27, 2026; the hospital files themselves were last updated between Dec 3, 2025 and Dec 3, 2025.
Hospitals, cheapest first
| Hospital | Cash price | List price | Insurers pay | Off list | File date |
|---|---|---|---|---|---|
| Salem Township Hospital Salem, IL · (618) 548-3194 HC HETEROPHILE ANTIBODIES; SCREEN | $106.76 | $266.90 | $54.93–$213.52 | 60% | Dec 3, 2025 source file |
Inpatient: lowest $106.76, median $106.76, highest $106.76.
As an outpatient, the same code is billed by 1 facility here, median $106.76 — 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 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
The mono test looks for antibodies the body makes during infectious mononucleosis, usually caused by the Epstein-Barr virus.
What the price covers
The price usually covers running the test. The blood draw (36415) is often billed as a separate line.