Alkaline phosphatase test cost in Modesto, CA
In Modesto, CA, 3 hospitals list a cash price for alkaline phosphatase (ALP) blood test: from $36.96 to $207.00, with a median of $94.00. The lowest listed price is at Kaiser Foundation Hospital - Modesto — $57.04 less than the median here. Across California, the median is $36.96 at 211 hospitals.
Cash prices at 3 facilities across 2 cities for code 84075, as an outpatient — the setting a self-pay patient normally buys. Collected Sep 29, 2026; the hospital files themselves were last updated between Apr 1, 2026 and Jul 17, 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 Modesto, CA.
Hospitals, cheapest first
| Hospital | Cash price | List price | Insurers pay | Off list | File date |
|---|---|---|---|---|---|
| Kaiser Foundation Hospital - Modesto lowest Modesto, CA ASSAY OF PHOSPHATASE ALKALINE | $36.96 | $66.00 | $5.00–$15.00 | 44% | — source file |
| Memorial Medical Center Modesto, CA · (209) 526-4500 HCHG CORE ALK PHOSPHATASE | $94.00 | $94.00 | — | — | Apr 1, 2026 source file |
| Memorial Medical Center Modesto, CA · (209) 526-4500 HCHG ALKALINE PHOSPHATASE | $97.00 | $97.00 | — | — | Apr 1, 2026 source file |
| Oak Valley Hospital District Oakdale, CA · (209) 847-3011 Phosphatase (enzyme) level, alkaline | $207.00 | $276.00 | $5.18–$248.40 | 25% | Jul 17, 2026 source file |
Outpatient: lowest $36.96, median $94.00, highest $207.00 — a 5.6× difference within the same market.
As an inpatient, the same code is billed by 2 facilities here, median $65.48. Inpatient and outpatient prices are not comparable and are kept on separate pages: the inpatient charge covers admission, not the same purchase.
Cash or insurance?
At 1 of 2 hospitals that publish insurer rates for this code here, the cash price is below the highest rate a health plan has negotiated, and at none is it below every plan's rate. 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
An alkaline phosphatase test measures an enzyme from the liver, bile ducts and bones. High levels suggest a blocked bile duct, liver disease or bone disease.
What the price covers
The price usually covers running the test. The blood draw (36415) is often billed as a separate line.