Prolactin test cost in Rockford, IL — inpatient
In Rockford, IL, 1 hospital lists a cash price for prolactin blood test as an inpatient: from $245.91 to $245.91, with a median of $245.91. Across Illinois, the median is $117.60 at 103 hospitals.
Cash prices at 1 facility for code 84146, as an inpatient (admitted to hospital) . Collected Sep 29, 2026; the hospital files themselves were last updated between Mar 1, 2026 and Mar 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 Rockford, IL.
Hospitals, cheapest first
| Hospital | Cash price | List price | Insurers pay | Off list | File date |
|---|---|---|---|---|---|
| Rockford Memorial Hospital lowest Rockford, IL · (815) 968-6861 CHG ASSAY OF PROLACTIN | $245.91 | $327.88 | — | 25% | Mar 1, 2026 source file |
| Rockford Memorial Hospital lowest Rockford, IL · (815) 968-6861 CHG ASSAY OF PROLACTIN | $245.91 | $327.88 | — | 25% | Mar 1, 2026 source file |
Inpatient: lowest $245.91, median $245.91, highest $245.91.
As an outpatient, the same code is billed by 1 facility here, median $245.91 — that is the price to compare if you are not being admitted.
What it is
Prolactin is a pituitary hormone that drives milk production. The test is ordered for irregular or absent periods, nipple discharge, infertility, low sex drive and suspected pituitary tumors.
What the price covers
The price usually covers running the test. The blood draw (36415) is often billed as a separate line.