Lab tests CPT 85379 Outpatient

D-dimer test cost in Shreveport, LA

In Shreveport-Bossier City, LA, 1 hospital lists a cash price for D-dimer blood test (blood clot marker): from $44.59 to $44.59, with a median of $44.59. Across Louisiana, the median is $72.12 at 27 hospitals.

Cash prices at 1 facility for code 85379, as an outpatient — the setting a self-pay patient normally buys. Collected Sep 28, 2026; the hospital files themselves were last updated between Apr 1, 2026 and Apr 1, 2026.

Lowest$44.59Willis Knighton Medical Center
Median$44.59half pay less
Highest$44.59in 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 Shreveport-Bossier City, LA.

median
Lowest $44.59Highest $59.04

Hospitals, cheapest first

HospitalCash price List priceInsurers payOff listFile date
Willis Knighton Medical Center lowest Shreveport, LA · (318) 212-4000 Coag Throm D-Dimer Fibrinp-M $44.59 $55.74 — 20% Apr 1, 2026
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Willis Knighton Medical Center Shreveport, LA · (318) 212-4000 D-Dimer Fib Deb Prod Quant $49.23 $61.54 — 20% Apr 1, 2026
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Willis Knighton Medical Center Shreveport, LA · (318) 212-4000 D-Dimer Fib Deg Prod Qt-M $55.91 $69.89 — 20% Apr 1, 2026
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Willis Knighton Medical Center Shreveport, LA · (318) 212-4000 Coag Lup Rfx D-Dimer Qntp-M $55.91 $69.89 — 20% Apr 1, 2026
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Willis Knighton Medical Center Shreveport, LA · (318) 212-4000 Coag Prol D-Dimr Fibrinp-M $56.62 $70.77 — 20% Apr 1, 2026
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Willis Knighton Medical Center Shreveport, LA · (318) 212-4000 Coag Bleed D-Dimer Quantp-M $59.04 $73.80 — 20% Apr 1, 2026
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Outpatient: lowest $44.59, median $44.59, highest $44.59.

As an inpatient, the same code is billed by 1 facility here, median $44.59. 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

A D-dimer test measures a protein fragment released when a blood clot breaks down. A normal result helps rule out a clot in the legs or lungs when the chance of one is low.

What the price covers

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