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CPT 84393

HB Ref Alzheimer Disease Evaluation, Spinal Fluid, Tau Phosphorylated Ea (Mayo) at Northwestern Medicine Central DuPage Hospital

Winfield, IL

Pricing by billing methodology

Price type

All methodologies

$99

Aggregated across all available billing methodologies for this code.

Case rate

Not reported

Reflects a negotiated flat case rate paid per episode of care, rather than itemized charges.

Fee schedule

Not reported

Reflects negotiated fee schedule rates with commercial payers.

Per diem

Not reported

Reflects a negotiated per diem rate paid per day of care.

Percent of billed charges

$96

Reflects a negotiated percentage of total billed charges.

Other

$129

Reflects a payer-specific billing methodology not covered by the standard categories.

Last updated: Apr 1, 2026

Compare to other hospitals

See HB Ref Alzheimer Disease Evaluation, Spinal Fluid, Tau Phosphorylated Ea (Mayo) pricing across every hospital in the network reporting it, or ask Claude or any MCP client directly — see how to connect.

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