Lyme disease test cost in Key West, FL
In Key West-Key Largo, FL, 2 hospitals list a cash price for Lyme disease antibody test: from $33.80 to $33.80, with a median of $33.80. The lowest listed price is at Fishermens Health and 1 other hospital. Across Florida, the median is $30.42 at 70 hospitals.
Cash prices at 2 facilities across 2 cities 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 Mar 30, 2026 and Mar 30, 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 Key West-Key Largo, FL.
Hospitals, cheapest first
| Hospital | Cash price | List price | Insurers pay | Off list | File date |
|---|---|---|---|---|---|
| Fishermens Health lowest Marathon, FL · (305) 434-1000 Lyme disease total Ab, rflx to immuno | $33.80 | $52.00 | $5.71–$52.00 | 35% | Mar 30, 2026 source file |
| Mariners Hospital lowest Tavernier, FL · (305) 434-3000 Lyme disease total Ab, rflx to immuno | $33.80 | $52.00 | $5.71–$52.00 | 35% | Mar 30, 2026 source file |
| Fishermens Health Marathon, FL · (305) 434-1000 LYME DISEASE ANTIBODY | $42.90 | $66.00 | $5.71–$66.00 | 35% | Mar 30, 2026 source file |
| Mariners Hospital Tavernier, FL · (305) 434-3000 LYME DISEASE ANTIBODY | $42.90 | $66.00 | $5.71–$66.00 | 35% | Mar 30, 2026 source file |
| Fishermens Health Marathon, FL · (305) 434-1000 Lyme disease IgG/IgM reflex test | $47.45 | $73.00 | $5.71–$73.00 | 35% | Mar 30, 2026 source file |
| Mariners Hospital Tavernier, FL · (305) 434-3000 Lyme disease IgG/IgM reflex test | $47.45 | $73.00 | $5.71–$73.00 | 35% | Mar 30, 2026 source file |
| Fishermens Health Marathon, FL · (305) 434-1000 B. burgdorferi IgM CSF (c) | $95.55 | $147.00 | $5.71–$147.00 | 35% | Mar 30, 2026 source file |
| Mariners Hospital Tavernier, FL · (305) 434-3000 B. burgdorferi IgM CSF (c) | $95.55 | $147.00 | $5.71–$147.00 | 35% | Mar 30, 2026 source file |
| Mariners Hospital Tavernier, FL · (305) 434-3000 B. burgdorferi IgG CSF (c) | $99.45 | $153.00 | $5.71–$153.00 | 35% | Mar 30, 2026 source file |
| Fishermens Health Marathon, FL · (305) 434-1000 B. burgdorferi IgG CSF (c) | $99.45 | $153.00 | $5.71–$153.00 | 35% | Mar 30, 2026 source file |
| Mariners Hospital Tavernier, FL · (305) 434-3000 ARU Lyme Dis Acute Rflx Pnl | $107.25 | $165.00 | $5.71–$165.00 | 35% | Mar 30, 2026 source file |
| Fishermens Health Marathon, FL · (305) 434-1000 ARU Lyme Dis Acute Rflx Pnl | $107.25 | $165.00 | $5.71–$165.00 | 35% | Mar 30, 2026 source file |
Outpatient: lowest $33.80, median $33.80, highest $33.80.
As an inpatient, the same code is billed by 2 facilities here, median $33.80. Inpatient and outpatient prices are not comparable and are kept on separate pages: the inpatient charge covers admission, not the same purchase.
Cash or insurance?
At 2 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
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.