Hepatitis B immunity test cost in Riverside, CA — inpatient
In Riverside-San Bernardino-Ontario, CA, 10 hospitals list a cash price for hepatitis B surface antibody (anti-HBs) test, immunity check as an inpatient: from $6.34 to $100.35, with a median of $38.48. The lowest listed price is at Palo Verde Hospital — $32.14 less than the median here. Across California, the median is $53.11 at 93 hospitals.
Cash prices at 10 facilities across 8 cities for code 86706, as an inpatient (admitted to hospital) . Collected Sep 23, 2026; the hospital files themselves were last updated between Apr 1, 2026 and Sep 2, 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 Riverside-San Bernardino-Ontario, CA.
Hospitals, cheapest first
| Hospital | Cash price | List price | Insurers pay | Off list | File date |
|---|---|---|---|---|---|
| Palo Verde Hospital lowest Blythe, CA · (760) 922-4115 Hep B Surf Ab LC | $6.34 | $8.45 | — | 25% | Jul 1, 2026 source file |
| Riverside University Medical Center Moreno Valley, CA · (951) 486-4000 HC Anti-Hbs (Ahbs) | $14.30 | $14.30 | $7.61–$14.30 | — | — source file |
| Riverside University Medical Center Moreno Valley, CA · (951) 486-4000 HC Anti-Hbs (Ahbs) | $14.30 | $14.30 | $7.61–$14.30 | — | — source file |
| Riverside University Medical Center Moreno Valley, CA · (951) 486-4000 HC Qu P Hepatitis B Surface Ab | $19.36 | $19.36 | $7.61–$19.36 | — | — source file |
| Riverside University Medical Center Moreno Valley, CA · (951) 486-4000 HC Qu P Hepatitis B Surface Ab | $19.36 | $19.36 | $7.61–$19.36 | — | — source file |
| Riverside University Medical Center Moreno Valley, CA · (951) 486-4000 HC Hiv Ag/Ab Combo | $26.33 | $26.33 | $7.61–$26.33 | — | — source file |
| Riverside University Medical Center Moreno Valley, CA · (951) 486-4000 HC Hiv Ag/Ab Combo | $26.33 | $26.33 | $7.61–$26.33 | — | — source file |
| St Mary Medical Center Apple Valley, CA · (760) 242-2311 HC HEPATITIS B SURF ANTIBODY HBSAB CDM | $30.70 | $63.95 | — | 52% | Apr 1, 2026 source file |
| Kaiser Foundation Hospital - Moreno Valley Moreno Valley, CA · (951) 251-6530 HEPATITIS B SURF ANTIBODY HBSAB | $38.48 | $74.00 | $7.00–$20.00 | 48% | — source file |
| Kaiser Foundation Hospital - Riverside Riverside, CA · (951) 353-2000 HEPATITIS B SURF ANTIBODY HBSAB | $38.48 | $74.00 | $7.00–$20.00 | 48% | — source file |
| Kaiser Foundation Hospital - Fontana Fontana, CA · (909) 427-5000 HEPATITIS B SURF ANTIBODY HBSAB | $38.48 | $74.00 | $7.00–$20.00 | 48% | — source file |
| Loma Linda University Behavioral Medicine Center Redlands, CA HC HEPATITIS B SURFACE ANTIBODY | $100.35 | $223.00 | $122.65–$178.40 | 55% | Aug 31, 2026 source file |
| Loma Linda University Medical Center Loma Linda, CA · (909) 558-4000 HC HEPATITIS B SURFACE ANTIBODY | $100.35 | $223.00 | $44.60–$200.70 | 55% | Sep 2, 2026 source file |
| Loma Linda University Medical Center - Murrieta Murrieta, CA · (951) 290-4000 HC HEPATITIS B SURFACE ANTIBODY | $100.35 | $223.00 | $40.36–$167.25 | 55% | Sep 2, 2026 source file |
| Loma Linda University Childrens Hospital Loma Linda, CA · (909) 558-8000 HC HEPATITIS B SURFACE ANTIBODY | $100.35 | $223.00 | $44.60–$189.55 | 55% | Sep 2, 2026 source file |
Inpatient: lowest $6.34, median $38.48, highest $100.35 — a 15.8× difference within the same market.
As an outpatient, the same code is billed by 14 facilities here, median $38.48 — that is the price to compare if you are not being admitted.
Cash or insurance?
At 4 of 8 hospitals that publish insurer rates for this code here, the cash price is below the highest rate a health plan has negotiated, and at 1 it is 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.
1 row held back from this comparison
It is priced below $1 or below a tenth of the national median for code 86706 ($62.91). 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.
| St Mary Medical Center Apple Valley, CAHC HEPATITIS B SURF ANTIBODY HBSAB LAB | $2.40 | file |