Lab tests CPT 87340 Inpatient — admitted to hospital

Hepatitis B test cost in Lewiston, ME — inpatient

In Lewiston-Auburn, ME, 1 hospital lists a cash price for hepatitis B surface antigen (HBsAg) test as an inpatient: from $47.88 to $47.88, with a median of $47.88. Across Maine, the median is $44.94 at 22 hospitals.

Cash prices at 1 facility for code 87340, as an inpatient (admitted to hospital) . Collected Sep 22, 2026; the hospital files themselves were last updated between — and —.

Lowest$47.88St Mary's Regional Medical Center
Median$47.88half pay less
Highest$47.88in 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 Lewiston-Auburn, ME.

median
Lowest $47.88Highest $47.88

Hospitals, cheapest first

HospitalCash price List priceInsurers payOff listFile date
St Mary's Regional Medical Center lowest Lewiston, ME · (207) 777-8100 HC M94 HEPB SURFACE ANTIGEN HBSAG - BMT $47.88 $126.00 — 62% —
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St Mary's Regional Medical Center lowest Lewiston, ME · (207) 777-8100 HC SO HEPATITIS B SURFACE AG $47.88 $126.00 — 62% —
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Inpatient: lowest $47.88, median $47.88, highest $47.88.

As an outpatient, the same code is billed by 2 facilities here, median $28.94 — that is the price to compare if you are not being admitted.

What it is

The hepatitis B surface antigen test shows whether the hepatitis B virus is present in the blood now. The CDC recommends screening all adults at least once and every pregnant woman in each pregnancy.

What the price covers

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