Diagnostic mammogram, both breasts in Eureka-Arcata, CA — inpatient
In Eureka-Arcata, CA, 2 hospitals list a cash price for Diagnostic mammogram, both breasts as an inpatient: from $506.43 to $645.66, with a median of $576.05. The lowest listed price is at St Joseph Health Northern California LLC.
Cash prices at 2 facilities across 2 cities for code 77066, as an inpatient (admitted to hospital) . Collected Sep 23, 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 Eureka-Arcata, CA.
Hospitals, cheapest first
| Hospital | Cash price | List price | Off list | File date |
|---|---|---|---|---|
| St Joseph Health Northern California LLC lowest Fortuna, CA HC MAMMO DIAG BIL W CAD | $506.43 | $993.00 | 49% | Apr 1, 2026 source file |
| St Joseph Health Northern California LLC Eureka, CA HC MAMMO DIAG BIL W CAD | $645.66 | $1,266.00 | 49% | Apr 1, 2026 source file |
Inpatient: lowest $506.43, median $576.05, highest $645.66 — a 1.3× difference within the same market.
As an outpatient, the same code is billed by 2 facilities here, median $506.43 — that is the price to compare if you are not being admitted.
What it is
A diagnostic mammogram of both breasts is an X-ray exam done to look into symptoms or to follow up on something seen on an earlier mammogram. It uses more targeted views than a routine screening exam.
What the price covers
The hospital price usually covers the imaging of both breasts, including computer-aided detection when used. The radiologist's reading is often billed separately, and 3D mammography or a breast ultrasound is billed under other codes.