Hepatitis B immunity test cost in Oxnard, CA
In Oxnard-Thousand Oaks-Ventura, CA, 2 hospitals list a cash price for hepatitis B surface antibody (anti-HBs) test, immunity check: from $17.83 to $18.82, with a median of $18.33. The lowest listed price is at Dignity Health — $0.50 less than the median here. Across California, the median is $38.48 at 142 hospitals.
Cash prices at 2 facilities across 2 cities for code 86706, as an outpatient — the setting a self-pay patient normally buys. Collected Sep 27, 2026; the hospital files themselves were last updated between Feb 28, 2026 and Feb 28, 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 Oxnard-Thousand Oaks-Ventura, CA.
Hospitals, cheapest first
| Hospital | Cash price | List price | Insurers pay | Off list | File date |
|---|---|---|---|---|---|
| Dignity Health lowest Camarillo, CA HEP B SURFACE AB | $17.83 | $42.96 | $10.74–$42.96 | 58% | Feb 28, 2026 source file |
| Dignity Health Oxnard, CA · (805) 988-2500 HEP B SURFACE AB | $18.82 | $42.96 | $10.74–$42.96 | 56% | Feb 28, 2026 source file |
Outpatient: lowest $17.83, median $18.33, highest $18.82 — a 1.1× difference within the same market.
As an inpatient, the same code is billed by 2 facilities here, median $18.33. 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 2 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
The hepatitis B surface antibody test shows immunity to hepatitis B, from vaccination or a past infection. Schools and employers in health care often ask for it as proof of immunity.
What the price covers
The price usually covers running the test. The blood draw (36415) is often billed as a separate line.
5 rows held back from this comparison
They are priced below $1 or below a tenth of the national median for code 86706 ($67.92). 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.
| Dignity Health Camarillo, CARL-A-HBSAB 20090 | $2.70 | file |
| Dignity Health Oxnard, CARL-A-HBSAB 20090 | $2.85 | file |
| Dignity Health Camarillo, CAHEPATITIS B SURFACE AB(HBSAB) | $3.12 | file |
| Dignity Health Oxnard, CAHEPATITIS B SURFACE AB(HBSAB) | $3.29 | file |
| Los Robles Hospital and Medical Center Thousand Oaks, CAHEP B SURFACE AB QUAL | $5.00 | file |