Lab tests CPT 86735 Inpatient — admitted to hospital

Mumps immunity test cost in San Jose, CA — inpatient

In San Jose-Sunnyvale-Santa Clara, CA, 4 hospitals list a cash price for mumps immunity blood test as an inpatient: from $51.50 to $112.40, with a median of $64.40. The lowest listed price is at El Camino Hospital — $12.90 less than the median here. Across California, the median is $19.02 at 172 hospitals.

Cash prices at 4 facilities across 4 cities for code 86735, as an inpatient (admitted to hospital) . Collected Sep 23, 2026; the hospital files themselves were last updated between Apr 1, 2026 and Apr 1, 2026.

Lowest$51.50El Camino Hospital

Median$64.40half of hospitals charge less

Highest$112.40in this market

Difference2.2×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 San Jose-Sunnyvale-Santa Clara, CA.

median

Lowest $51.50Highest $112.40

Hospitals, cheapest first

Hospital	Cash price	List price	Insurers pay	Off list
El Camino Hospital lowest Mountain View, CA · (650) 940-7000 HC MUMPS, IGG File of Apr 1, 2026 · source file	$51.50	$206.00	—	75%
Kaiser Foundation Hospital - Santa Clara Santa Clara, CA · (408) 236-6400 ANTIBODY MUMPS File of Apr 1, 2026 · source file	$64.40	$115.00	$13.00–$40.00	44%
Kaiser Foundation Hospital - San Jose San Jose, CA · (408) 972-7000 ANTIBODY MUMPS File of Apr 1, 2026 · source file	$64.40	$115.00	$13.00–$40.00	44%
Stanford Health Care Stanford, CA · (650) 723-4000 HC Mumpsg Mumps Ab Igg File of Apr 1, 2026 · source file	$112.40	$281.00	—	60%

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.

Inpatient: lowest $51.50, median $64.40, highest $112.40 — a 2.2× difference within the same market.

As an outpatient, the same code is billed by 6 facilities here, median $64.40 — that is the price to compare if you are not being admitted.

Cash or insurance?

At 0 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

A mumps antibody test shows whether you are immune to mumps. It is often ordered with measles and rubella tests for school, work or travel when vaccine records are missing.

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 86735 ($55.30). 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
El Camino Hospital Mountain View, CAHC 160499 MUMPS IGM*	$1.84	file

File Link to the hospital's own price file.