HYDROXYCHLOROQUINE, BLOOD

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This test was updated on 07/28/2026. Click here to view the changes.

Test Details

Mnemonic

HCHLB

Ordering Code

3300447

CPT-4 Code(s)

80220

Specimen Information

Collect

Lavender EDTA

Specimen Preparation

Send 1.0 mL whole blood refrigerated in original collection tube.

Minimum Volume

0.2 mL

Transport Temperature

Refrigerated

Stability

Room temperature: 30 days
Refrigerated: 30 days
Frozen (-20 °C): 30 days

Methodology

High Performance Liquid Chromatography/Tandem Mass Spectrometry
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Reference Range

None Detected
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Performing Laboratory

NMS Labs
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New York DOH Approval Status

Yes
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Turnaround Time
5 - 9 days
Performed
Varies
Legacy Code HCHLB
Example Report
Download

Resources

Interface Map for HCHLB

Test Name Ordering Code Result Code Component Name LOINC Code AOE Prompt Units
Hydroxychloroquine, Blood3300447
3300447Hydroxychloroquine, Blood95921-3No

The CPT codes provided are for general informational purposes only and are based on an interpretation of AMA guidance. It is the sole responsibility of the billing party to determine CPT codes. Any questions regarding coding should be directed to the paying party.

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