Lab tests CPT 86618 Outpatient

Lyme disease test cost in Walla Walla, WA

In Walla Walla, WA, 1 hospital lists a cash price for Lyme disease antibody test: from $18.20 to $18.20, with a median of $18.20. Across Washington, the median is $85.30 at 32 hospitals.

Cash prices at 1 facility for code 86618, as an outpatient — the setting a self-pay patient normally buys. Collected Sep 23, 2026; the hospital files themselves were last updated between Apr 1, 2026 and Apr 1, 2026.

Lowest$18.20Providence St Mary Medical Center
Median$18.20half pay less
Highest$18.20in 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 Walla Walla, WA.

median
Lowest $18.20Highest $79.80

Hospitals, cheapest first

HospitalCash price List priceInsurers payOff listFile date
Providence St Mary Medical Center lowest Walla Walla, WA · (509) 522-5900 HC ANTIBODY BORRELIA BURGDORFERI LYME DISEASE LAB $18.20 $26.00 — 30% Apr 1, 2026
source file
Providence St Mary Medical Center lowest Walla Walla, WA · (509) 522-5900 HC ANTIBODY BORRELIA BURGDORFERI LYME DISEASE LAB $18.20 $26.00 — 30% Apr 1, 2026
source file
Providence St Mary Medical Center Walla Walla, WA · (509) 522-5900 HC LYME DISEASE ANTIBODY $30.10 $43.00 — 30% Apr 1, 2026
source file
Providence St Mary Medical Center Walla Walla, WA · (509) 522-5900 HC LYME DISEASE ANTIBODY - CSF $79.80 $114.00 — 30% Apr 1, 2026
source file

Outpatient: lowest $18.20, median $18.20, highest $18.20.

As an inpatient, the same code is billed by 1 facility here, median $18.20. Inpatient and outpatient prices are not comparable and are kept on separate pages: the inpatient charge covers admission, not the same purchase.

What it is

This blood test looks for antibodies to the bacteria that cause Lyme disease. A positive first test is confirmed with a second test.

What the price covers

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