Hepatitis A and B vaccine (Twinrix) cost in San Andreas, CA — inpatient
In San Andreas, CA, 1 hospital lists a cash price for hepatitis A and B combination vaccine, adult (Twinrix) as an inpatient: from $427.28 to $427.28, with a median of $427.28. Across California, the median is $154.79 at 57 hospitals.
Cash prices at 1 facility for code 90636, as an inpatient (admitted to hospital) . Collected Sep 27, 2026; the hospital files themselves were last updated between Feb 28, 2026 and Feb 28, 2026.
Hospitals, cheapest first
| Hospital | Cash price | List price | Insurers pay | Off list | File date |
|---|---|---|---|---|---|
| Mark Twain Medical Center San Andreas, CA · (209) 754-3521 HEP A-B VACC PF 20MCG INJ | $427.28 | $641.56 | $347.28–$628.73 | 33% | Feb 28, 2026 source file |
Inpatient: lowest $427.28, median $427.28, highest $427.28.
As an outpatient, the same code is billed by 1 facility here, median $427.28 — that is the price to compare if you are not being admitted.
Cash or insurance?
At the one hospital here that publishes insurer rates for this code, the cash price is below the highest rate a health plan has negotiated. 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
Twinrix combines the hepatitis A and hepatitis B vaccines in one shot for adults. The usual schedule is three doses at 0, 1 and 6 months, with a faster schedule for travelers.
What the price covers
The price is for one dose. , and the series takes three doses.