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Search our extensive Laboratory Test Directory to find test codes, ordering recommendations, specimen stability information, Test Fact Sheets, and more.

Changes and New Tests Explore the most recent updates to our Laboratory Test Directory in one convenient location. Review important information about upcoming or current Hotlines, CPT code changes, new tests, and immediate activations.

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Lab Test Directory
Leukocyte Alkaline Phosphatase (Test on Delay as of 7/21/2023) (Inactive as of 5/20/2024)

0049000

Leukocyte Alkaline Phosphatase (Test on Delay as of 7/21/2023) (Inactive as of 5/20/2024)

05-20-2024

CPT Codes

The American Medical Association Current Procedural Terminology (CPT) codes published in ARUP's Laboratory Test Directory are provided for informational purposes only. The codes reflect our interpretation of CPT coding requirements based upon AMA guidelines published annually.
CPT codes are provided only as guidance to assist clients with billing. ARUP strongly recommends that clients confirm CPT codes with their Medicare administrative contractor, as requirements may differ.
CPT coding is the sole responsibility of the billing party. ARUP Laboratories assumes no responsibility for billing errors due to reliance on the CPT codes published.

85540

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