Lab tests CPT 86704 Outpatient

Hepatitis B core antibody cost in Napa, CA

In Napa, CA, 1 hospital lists a cash price for hepatitis B core antibody test (total): from $34.30 to $34.30, with a median of $34.30. Across California, the median is $41.75 at 172 hospitals.

Cash prices at 1 facility for code 86704, as an outpatient — the setting a self-pay patient normally buys. Collected Sep 23, 2026; the hospital files themselves were last updated between Apr 1, 2026 and Apr 1, 2026.

Lowest$34.30Providence Queen of the Valley Medical Center

Median$34.30half of hospitals charge less

Highest$34.30in this market

Difference1.0×highest vs lowest

Where each hospital's price falls

Each dot is one hospital's cash price on a scale from the lowest to the highest in Napa, CA.

median

Lowest $34.30Highest $119.85

Hospitals, cheapest first

Hospital	Cash price	List price	Insurers pay	Off list
Providence Queen of the Valley Medical Center lowest Napa, CA · (707) 252-4411 HC HEPATITIS B CORE ANTIBODY HBCAB TOTAL LAB File of Apr 1, 2026 · source file	$34.30	$67.25	—	49%
Providence Queen of the Valley Medical Center Napa, CA · (707) 252-4411 HC HEPATITIS B CORE ANTIBODY HBCAB TOTAL LAB+1 more line at this price File of Apr 1, 2026 · source file	$119.85	$235.00	—	49%

Hospital The hospital that published the price, its city and the line exactly as written in its price file.

Cash price The hospital's own price for a patient paying without insurance (“discounted cash” in its price file). Hospitals must publish it under federal law, 45 CFR 180.50. Call to confirm it before booking. More

List price The hospital's full chargemaster price (“gross charge”) before any discount. Almost nobody pays it; the gap to the cash price shows what the self-pay discount is worth. More

Insurers pay The lowest and highest rates this hospital has agreed with insurance plans for the same item, from its price file. If the cash price is below what your plan pays and you have not met your deductible, paying cash can cost you less. More

Off list How much lower the cash price is than the list price.

Outpatient: lowest $34.30, median $34.30, highest $34.30.

As an inpatient, the same code is billed by 1 facility here, median $34.30. Inpatient and outpatient prices are not comparable and are kept on separate pages: the inpatient charge covers admission, not the same purchase.

What it is

A hepatitis B core antibody test shows whether a person has ever been infected with hepatitis B. It is part of hepatitis B screening together with the surface antigen and surface antibody tests.

What the price covers

The price usually covers running the test. The blood draw (36415) is often billed as a separate line.

1 row held back from this comparison

It is priced below $1 or below a tenth of the national median for code 86704 ($66.80). Such a line is almost always a physician's fee billed separately, an assistant's share or a placeholder — a real charge, but not the price of the procedure itself.

Hospital	Cash price	File
Providence Queen of the Valley Medical Center Napa, CAHC HEPATITIS B CORE ANTIBODY HBCAB TOTAL CDM	$3.57	file

File Link to the hospital's own price file.